Hitachi SJ100 manuale d’uso

HIT A CHI SJ100 Series In ver ter Instruction Man ual • Single-phase Input 200V Class • Three-phase Input 200V Class • Three-phase Input 400V Class After r eading this manual, keep it handy f or futur e r eference. Hitachi Industrial Equipment Systems Co., Ltd. Manual Number : NB585XF December 2003 Co v er[...]

SJ100 Inverter i Saf ety Messa ges For the best results with the SJ100 Series in v erter , carefully read this manual and all of the warning labels attached to the in v erter before installing and operating it, and follo w the instructions exactly . K eep th is manual handy for quick reference. Definitions and Symbols A safety instruction (message)[...]

ii General Precautions - Read These Fir st! W ARNING: This equipment should be installed, adjusted, and serviced by qualified electrical maintenance personnel familiar w ith the construction and operation of the equipment and the hazards in volv ed. Failure to observe this precaution could result in bodily injury . W ARNING: The user is responsible[...]

SJ100 Inverter iii W ARNING: Rotating shafts and above -ground electr ical potentials can be hazardous. Therefore, it is strongly recommended that all electrical work conform to the National Electrical Codes and local regulations. Inst allation , alignment and maintenance should be performed only by qualified p ersonnel. Factory-recommended test pr[...]

iv Inde x to W arnings and Cautions in This Manual Installation - Cautions fo r Mounting Pr ocedures Wiring - W arnings for Electrical Practices and Wire Specifications CA UTION: The in verter is shipped w ith a plastic cover o ver the top v ent grill. REMO VE this cover after the installation is complete. Operation with this cov e r in place will [...]

SJ100 Inverter v Wiring - Cautions f or Electrical Practices W ARNING: “Suitable for use on a circui t capable of deli vering not more than 5,000 rms symmetrical amperes, 480 V maximum. ” For models with suf fix H. .... 2–13 HIGH V OL T A GE: Be sure to ground the unit. Otherwise, there is a danger of electric shock and/or f ire. .... 2–13 [...]

vi P owerup T est Caution Messages CA UTION: Remarks for using ground fault interrupter break ers in the main po wer supply: Adjustable freque nc y in verters with CE-f ilters (RFI- filter) and shielded (screened) motor cables ha ve a higher leakage current to ward Earth GND. Especially at the moment of switching ON this can cause an inadvertent tr[...]

SJ100 Inverter vii W arnings for Configuring Drive P arameters Cautions f or Configuring Drive P arameters W arnings for Operations and Monitoring W ARNING: When parameter B_12, lev e l of electronic thermal setting, is set to de vice FLA rating (Full Load Ampere nameplate rating), the device provides solid state motor o verload pr otection at 115%[...]

viii Cautions f or Operations and Monitoring W ARNING: Be sure not to touch the insi de of the energized in verter or to put any conducti ve object into it. Othe rwise, there is a danger of electric shock and/or fire. ....... 4–3 W ARNING: If power is turned ON when the Run command is already acti ve, the motor will automatically start and injury[...]

SJ100 Inverter ix W arnings and Cautions for T r oubleshooting and Maintenance General W arnings and Cautions W ARNING: Nev er modify the unit. Otherwise, there is a danger of electric shock and/ or injury . CA UTION: W ithstand voltage tests and insula tion resistance tests (HIPO T ) are ex ecuted before the units are shipped, so there is no need [...]

x CA UTION: Do not stop operation by switching OFF electromagnetic contactors on the primary or secondary sides of the in verter . When there has been a sudden po wer failure while an operation instru ction is acti ve, then the unit may restart operation automatical ly after the power failure has end ed. If there is a possibility that such an oc cu[...]

SJ100 Inverter xi CA UTION: SUPPRESSION FOR NOISE INTERFERENCE FR OM INVER TER The in verter uses many semiconductor switc hing elements such as transistors and IGBTs. Thus, a radio recei ver or measuring instrument located near the in verter is susceptible to noi se interference. T o protect the instruments from erroneous op eration due to noise i[...]

xii CA UTION: When the EEPR OM error E08 occurs, be sure to conf irm the setting v alues again. CA UTION: When using normally closed acti ve state settings (C_11 to C_16) for e xter- nally commanded Forw ard or Re verse terminal s [FW] or [R V], the inv erter may start automatically when the e xternal system is power ed OFF or disconnected fr om th[...]

SJ100 Inverter xiii T erminal Tightening T or que and Wire Size The wire size range and tightening torque fo r f ield wiring terminals are presented in the table below . Wire Connectors W ARNING: Field wiring connections must be made by a UL Listed and CSA Certified ring lug terminal connector sized for the wire gauge being used. The connector must[...]

xiv Cir cuit Breaker and Fuse Sizes The in verter’ s connections to input power mu st include UL Listed in verse time circuit breakers with 600V rating, or UL Listed fuses as sho wn in the table below . Motor Overload Pr otection Hitachi SJ100 in verters pro vide solid state motor ov e rload protection, which depends on the proper setting of the [...]

xv SJ100 Inverter Safety Messages Hazardous High Voltage i General Precautions - Read These Fi rst! ii Index to Warnings and Cautions in This Manual iv General Warnings and Cautions ix UL ® Cautions, Warnings, and Instructions xii Table of Contents Revisions xvii Contact Information xviii Chapter 1: Getting Started Introduction 1–2 SJ100 Inverte[...]

xvi Chapter 4: Operations and Monitoring Introduction 4–2 Connecting to PLCs and Other Devices 4–4 Example Wiring Diagram 4–5 Using Intelligent Input Terminals 4–8 Using Intelligent Output Terminals 4–24 Analog Input Operation 4–32 Analog and Digital Monitor Output 4–33 Auto-tuning for Sensorless Vector Control 4–35 PID Loop Operati[...]

SJ100 Inverter xvii Revisions Revision History T able No. Revision Comments Date of Issue Operation Manual No. Initial release of manual NB585X April 1999 NB585X 1 Re vision A Added 7.5 and 10 HP models to tables and drawings in Chapt. 1 and 2, Minor corrections throughout manual May 1999 NB585XA 2 Re vision B Pages 1-4, 5 – Specs tables: correct[...]

xviii Contact Inf ormation NO TE: T o receive technical support for the Hita chi in verter you purchased, contact the Hitachi in verter deal er from whom you purchased the unit, or the sales of f ice or factory contact listed abov e. Please be prepared to provide the follo wing in verter nameplate information: 1. Model 2. Date of purchase 3. Manufa[...]

Getting Star ted In This Chapter ... p age — Introduction ................. .................... ................ 2 — SJ100 Inverter S pecifications ................ .......... 5 — Introduction to V ariable-Frequency Drives .... 18 — Frequently Asked Questions ......................... 23 1[...]

Introduction Getting Star ted 1–2 Intr oduction Main Features Congratulations on your purchase of an SJ100 Series Hitachi in verter! This in verter dri ve features state-of-the-art circuitry and components to provide high performance. The housing footprint is exceptionally small, gi ven the size of the corresponding motor . The Hitachi SJ100 prod[...]

SJ100 Inverter Getting Star ted 1–3 A full line of accessories from Hitachi is av ailabl e to complete your motor application. These include: • Digital remote operator ke ypad • Braking resistors (sho wn at right) • Radio noise f i lters • CE compliance f ilters • DIN rail mounting adapter (35mm rail size) Operator Interface Options The[...]

Introduction Getting Star ted 1–4 In ver ter Specifications Label The Hitachi SJ100 in verters hav e product labels located on the right side of the housing, as pictured belo w . Be sure to verify that the specifications on the labels match your power source, motor , and application safety requirements. Model Number Con vention The model number f[...]

SJ100 Inverter Getting Star ted 1–5 SJ100 In ver ter Specifications Model-specific tables f or 200V and 400V class in ver ters The follo wing tables are specif ic to SJ100 in verters for the 200V and 400V class model groups. Note that “ General Specif ications ” on page 1–9 apply to both voltage class groups. Footnotes for all specif icati [...]

SJ100 Inverter Specificatio ns Getting Star ted 1–6 Footnotes for the preceding table and the tables that follo w: Note 1: The protection method conforms to JEM 1030. Note 2: The applicable motor refers to Hitachi standard 3-phase motor (4-pole). When using other motors, care must be taken to pre vent the rated motor current (50/ 60 Hz) from exce[...]

SJ100 Inverter Getting Star ted 1–7 SJ100 In verter Specif ications, continued... Item 200V Class Specif ications, continued SJ100 in verters, 200V models CE version 015NFE 022NFE — — — UL version 015NFU 022NFU 037LFU 055LFU 075LFU Applicable motor size *2 kW 1.5 2.2 3.7 5.5 7.5 HP 2 3 5 7.5 10 Rated capacity (kV A) *12 230V 3.1 4.3 6.9 9.5[...]

SJ100 Inverter Specificatio ns Getting Star ted 1–8 Item 400V Class Specif ications SJ100 in verters, 400V models CE version 004HFE 007HFE 015HFE 022HFE UL version 004HFU 007HFU 015HFU 022HFU Applicable motor size *2 kW 0.4 0.75 1.5 2.2 HP 1/2 1 2 3 Rated capacity (460V) kV A 1.1 1.9 2.9 4.2 Rated input voltage 3-phase: 380 to 460V ±10%, 50/60 H[...]

SJ100 Inverter Getting Star ted 1–9 General Specifications The follo wing table applies to all SJ100 in verters. Item 400V Class Specif ications, continued SJ100 in verters, 400V models CE version 030HFE 040HFE 055HFE 075HFE UL version — 040HFU 055HFU 075HFU Applicable motor size *2 kW 3.0 4.0 5.5 7.5 HP 4 5 7.5 10 Rated capacity (460V) kV A 6.[...]

SJ100 Inverter Specificatio ns Getting Star ted 1–10 Input signal Freq. setting Operator panel Up and Down k eys / V alue setting s Potentiometer Analog setting External signal *8 0 to 10 VDC (input impedance 10k Ohms), 4 to 20 mA (input impedance 250 Ohms), Potentiometer (1k to 2k Ohms, 2W) FWD/ REV Run Operator panel Run/Stop (Forward /Re verse[...]

SJ100 Inverter Getting Star ted 1–11 Signal Ratings Detailed ratings are in “ Specifications of Control and Logic Connections ” on page 4–6 . Signal / Contact Ratings Built-in power for inputs 24VDC, 30 mA maximum Discrete logic inputs 27VDC maximum Discrete logic outputs 50mA maximum ON state current, 27 VDC maximum OFF state voltage PWM ([...]

SJ100 Inverter Specificatio ns Getting Star ted 1–12 Derating Curves The maximum av ailable in verter current output is limited by the carrier frequency and ambient temperature. The carrier frequency is the in verter’ s internal power switching frequency , settable from 0.5 kHz to 16 kHz. Choosing a higher carrier frequency tends to decrease au[...]

SJ100 Inverter Getting Star ted 1–13 Derating curves, continued... SJ100–007NFE/NFU 0 . 5 2468 1 0 1 2 1 4 1 6 70% 80% 90% 100% 95% 85% 75% % of rated output current Carrier frequency kHz SJ100–0015NFE /NFU 0 . 5 2468 1 0 1 2 1 4 1 6 70% 80% 90% 100% 95% 85% 75% % of rated output current Carrier frequency kHz SJ100–022NFE/NFU 0 . 5 2468 1 0[...]

SJ100 Inverter Specificatio ns Getting Star ted 1–14 Derating curves, continued... SJ100–037LF/LFU 0 . 5 2468 1 0 1 2 1 4 1 6 40% 60% 80% 100% 90% 70% 50% % of rated output current Carrier frequency kHz SJ100–055LFU 0 . 5 2468 1 0 1 2 1 4 1 6 70% 80% 90% 100% 95% 85% 75% % of rated output current Carrier frequency kHz SJ100–075LFU 0 . 5 246[...]

SJ100 Inverter Getting Star ted 1–15 Derating curves, continued... SJ100–004HFE/HFU 0 . 5 2468 1 0 1 2 1 4 1 6 40% 60% 80% 100% 90% 70% 50% % of rated output current Carrier frequency kHz SJ100–007HFE/HFU 0 . 5 2468 1 0 1 2 1 4 1 6 40% 60% 80% 100% 90% 70% 50% % of rated output current Carrier frequency kHz SJ100–015HFE/HFU 0 . 5 2468 1 0 1[...]

SJ100 Inverter Specificatio ns Getting Star ted 1–16 Derating curves, continued... SJ100–022HFE/HFU 0 . 5 2468 1 0 1 2 1 4 1 6 40% 60% 80% 100% 90% 70% 50% % of rated output current Carrier frequency kHz SJ100–040HFE/HFU 0 . 5 2468 1 0 1 2 1 4 1 6 40% 60% 80% 100% 90% 70% 50% % of rated output current Carrier frequency kHz SJ100–055HFE/HFU [...]

SJ100 Inverter Getting Star ted 1–17 Derating curves, continued... SJ100–075HFE/HFU 0 . 5 2468 1 0 1 2 1 4 1 6 70% 80% 90% 100% 95% 85% 75% % of rated output current Carrier frequency kHz[...]

Introduction to Varia ble-Frequency Drives Getting Star ted 1–18 Intr oduction to V ariable-Frequency Drives The Purpose of Motor Speed Contr ol for Industry Hitachi in verters provide speed control fo r 3-phase A C induction motors. Y ou connect A C power to the in verter , and connect the in verter to the motor . Many applications benefit from [...]

SJ100 Inverter Getting Star ted 1–19 T orque and Constant V olts/Her tz Operation In the past, A C variab le speed dri ves used an open loop (scalar) technique to control speed. The constant-volts-per -hertz operation maintains a constant ra tio between the applied voltage and the applied frequenc y . W ith these conditions, A C induction motors [...]

Introduction to Varia ble-Frequency Drives Getting Star ted 1–20 In ver ter Output to the Motor The A C motor must be connected only to the in verter’ s output terminals. The output terminals are uniquely labeled (to dif ferentiate them from the input terminals) with the designations U/T1, V/T2, and W/T3. This corresponds to typical motor lead [...]

SJ100 Inverter Getting Star ted 1–21 Intelligent Functions and P arameters Much of this manual is de voted to describ ing how to use in ve rter functions and how to conf ig- ure in verter parameters. The in verter is micro- processor- controlled, and has many indepen dent functions. The microprocessor has an on-board EEPR OM for parameter storage[...]

Introduction to Varia ble-Frequency Drives Getting Star ted 1–22 V elocity Pr ofiles The SJ100 in verter is capable of sophisticated speed control. A graphi cal representation of that capability will help you understand and conf igure the associated parameters. This manual makes use of the v elocity profile graph used in industry (shown at right)[...]

SJ100 Inverter Getting Star ted 1–23 Frequentl y Asked Questions Q. What is the main advantage in using an in verter to dri ve a motor , c ompared to alternativ e solutions? A. An in verter can vary the motor speed wi th very little loss of eff iciency , unlike mechanical or hydraulic speed control solutions. The resulting ener gy sa vings usuall[...]

Frequently Asked Qu estions Getting Star ted 1–24 Q. Why does the manual or other document ation use termin ology such as “200V class” instead of naming the actual v oltage, such as “230 V A C?” A. A specific in verter model is set at the factory to work across a v oltage range particular to the destination country fo r that model. The mo[...]

SJ100 Inverter Getting Star ted 1–25 Q. Ho w will I kno w if my application will require resistiv e braking? A. For ne w applications, it may be dif f icult to tell before you actually test a motor/driv e solution. In general, some applications can rely on system losses such as friction to serve as the decelerating force, or otherwise can tolerat[...]

In ver ter Mounting and Installation In This Chapter .... p age — Orientation to Inverter Features ...................... 2 — Basic System Description .................. ............. 5 — S tep-by-S tep Basic Installation ........................ 6 — Powerup T est ................................................ 19 — Using the Front Panel[...]

Orientation to I nverter Features In v er ter Mounting and Installation 2–2 Orientation to In ver ter Features Unpack ing and Inspection Please take a fe w moments to unpack your new SJ100 in verter and perform these steps: 1. Look for any damage that may ha ve occurred during shipping. 2. V e rify the contents of the box include: a. One SJ100 in[...]

SJ100 Inverter In v er ter Mounting and Installation 2–3 2. Second-le vel access - Locate the lift tab at the right lower corner of the front panel near the safety warning messa ge. Lift the corner to swi ng the half-door around to the left. This exposes fou r more control buttons and some connectors. The FUNC., , , and STR ke ys allo w an operat[...]

Orientation to I nverter Features In v er ter Mounting and Installation 2–4 3. Third-level access - First, ensure no po wer source of any kind is connected to the in verter . If power has been connected, wait fi ve minutes after po werdown and v erify the Power LED is OFF to proceed. Then locate the rece ssed retention screw on the left side main[...]

SJ100 Inverter In v er ter Mounting and Installation 2–5 Basic System Description A motor control system will obviously include a motor and in verter , as well as a breaker or fuses for safety . If you are connecting a motor to the in verter on a test bench just to get started, that’ s all you may need for now . But a system can also ha ve a v [...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–6 W ARNING: In the cases below in volving a gene ral-purpose in verter , a large peak current can flo w on the power supply side , sometimes destro ying the con verter module: 1.The unbalance factor of the po wer supply is 3% or higher . 2.The po wer supply capacity is at l[...]

SJ100 Inverter In v er ter Mounting and Installation 2–7 Choosing a Mounting Location Step 1: Study the follo wing caution messages associated with mounting the in verter . This is the time when mistakes are most likely to occur that will result in expensi ve re work, equipment damage, or personal injury . CA UTION: Be sure to install the unit on[...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–8 Ensure Adequate V e ntilation Step 2: T o summarize the caution messages—you wi ll need to find a solid, non-flamma- ble, vertical surface that is in a relati vely clean and dry en vironment. In order to ensure enough room for air circulation around the in verter to aid[...]

SJ100 Inverter In v er ter Mounting and Installation 2–9 3. When installing the in verter in an encl osure, maintain the clearance around the in verter and verify that its ambient temperature is within specif ication when the enclosure door is closed. 4. Do not open the main front panel door at any time during operation. Check In ver ter Dimensio[...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–10 Dimensional drawings, continued... FAN MODEL External Dimensions SJ 100 -004HFE -004HFU -007NFE -007NFU 98(3.86) 118(4.65) 5(0.20) 130(5.12) 5(0.20) Air Air 98(3.86) 118(4.65) SJ 100 -007HFE(No fan) -007HFU(No fan) -015HFE -015HFU 110(4.33) 4(0.16) 10(0.39) 7(0.28) 2.5(0[...]

SJ100 Inverter In v er ter Mounting and Installation 2–11 Dimensional drawings, continued ... FAN SJ100 -015NFE -015NFU SJ100 -022NFE -022NFU -030HFE -037LFU -040HFE -040HFU 140(5.51) 168(6.61) 180(7.08) 128(5.04) 5(0.20) 5(0.20) 7(0.28) Ground Terminal 164(6.46) 6(0.24) Air Air Ground Terminal 7(0.28) 153(6.02) 3.5(0.14) 180(7.09) 5(0.20) 140(5.[...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–12 Dimensional drawings, continued... NO TE: Model SJ100-075LFU has (2) fans. All other models in this housing ha ve (1) fan. 182 (7.17) 160 (6.30) 236 (9.29) 170 (6.69) Air Air 257 (10.12) 1 7 (0.28) 7 (0.28) 7 (0.28) 6 (0.24) Ground Terminal SJ100 -055LFU -055HFE -055HFU [...]

SJ100 Inverter In v er ter Mounting and Installation 2–13 Prepare for Wiring Step 5: It is ve ry important to perform the wi ring steps carefully and correctly . Before proceeding, please study the caution and warning messages belo w . W ARNING: “Use 60/75°C Cu wire only” or equiv alent. W ARNING: “Open T ype Equipment. ” W ARNING: “Su[...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–14 Determining Wire and Fuse Sizes The maximum motor currents in your applic ation determines the recommend ed wire size. The follo wing table give s the wire size in A WG. The “Po wer Lines” column applies to the in verter input po wer , output wires to the motor , the[...]

SJ100 Inverter In v er ter Mounting and Installation 2–15 T erminal Dimensions and T or que Specs The terminal scre w dimensions for all SJ100 in verters are listed in table below . This information is useful in sizing spade lug or ring lug connectors for wire terminations. CA UTION: F asten the scre ws with the specif ied fastening torque in the[...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–16 Please use the terminal arrangement be lo w corresponding to your in verter model. NO TE: An in verter po wered by a portable po we r generator may recei ve a disto rted power w a veform, o verheating the generator . In general, the generator capacity should be fi ve tim[...]

SJ100 Inverter In v er ter Mounting and Installation 2–17 CA UTION: Be sure not to connect an A C po wer supply to the output terminals. Other- wise, there is the possibility of damage to th e in verter and the danger of injury and/or fir e . CA UTION: Remarks for using ground f ault interr upter breakers in the main po wer supply: Adjustable fre[...]

Step-by-St ep Ba sic Installation In v er ter Mounting and Installation 2–18 Wire the In ver ter Output to Motor Step 7: The process of motor selection is beyond the scop e of this manual. Ho we ver , it must be an A C induction motor with three phases. It should also come with a chassis ground lug. If the motor does not ha ve three po wer input [...]

SJ100 Inverter In v er ter Mounting and Installation 2–19 Uncover the In ver ter V ents Step 8: After mounting and wiring the in verter , remov e any cov e rs from the in verter housing. This includes material ov er the side ventilation ports. Remov e the square cov er panel at the top of the housing. W ARNING: Make sure the input po wer to the i[...]

Powerup Test In v er ter Mounting and Installation 2–20 Pre-test and Operational Precautions The follow ing instructions apply to the powerup test, or to an y time the inv erter is powered and operating. Please study the follo wing instructions and messages before proceeding with the po werup test. 1. The po wer supply must ha ve fusing suitable [...]

SJ100 Inverter In v er ter Mounting and Installation 2–21 Using the Fr ont P anel Ke ypad Fr ont P anel Introduction Please take a moment to familiarize yourself with the keypad layout sho wn in the figure belo w . These are the visible controls and i ndicators when the front panel door is closed. The display is used in programming the in ve rter[...]

Using the Front Panel Keypad In v er ter Mounting and Installation 2–22 • Parameter Display - A 4-digit, 7-se gment display for parameters and function codes. • Display Units, Hertz/Amperes - One of these LEDs will be ON to indicate the units associated with the paramete r display . • Po wer LED - This LED is ON when the po wer input to the[...]

SJ100 Inverter In v er ter Mounting and Installation 2–23 Ke ypad Navigational Map The SJ100 Series in verter dri ves hav e ma ny programmable functi ons and parameters. Chapter 3 will cov er these in detail, but you need to access just a few items to perform the po werup test. The menu structure makes use of function codes and parameter codes to[...]

Using the Front Panel Keypad In v er ter Mounting and Installation 2–24 Selecting Functions and Editing P arameters In order to run the motor for the po werup test, this section will show ho w to: • select the in verter’ s maximum output frequency to the motor • select the ke ypad potentiometer as th e source of motor speed comm and • sel[...]

SJ100 Inverter In v er ter Mounting and Installation 2–25 Select the Potentiometer f or Speed Command - The motor speed may be controlled from the follo wing sources: • Potentiometer on front panel ke ypad • Control terminals • Remote panel Then follo w the steps in the table belo w to select the potentiometer for the speed command (the tab[...]

Using the Front Panel Keypad In v er ter Mounting and Installation 2–26 Conf igure the In vert er f or the Number of Motor P oles - The number of magnetic poles of a motor is determined by the moto r’ s internal winding arrangement. The specifi- cations label on the motor usually indicate s its number of poles. For proper operation, verify the [...]

SJ100 Inverter In v er ter Mounting and Installation 2–27 Monitoring P arameters with the Displa y After using the ke ypad for parameter editing, it’ s a good idea to switch the in verter from Program Mode to Monitor Mode and close the panel door (puts the ke ys for parameter editing out of sight). This will also turn out the PRG LED, and the H[...]

Using the Front Panel Keypad In v er ter Mounting and Installation 2–28 P owerup T est Obser vations and Summary Step 10: Reading this section will help you make some useful observ ations when f irst running the motor . Err or Codes - If the in verter displays an error code (format is “ E x x ”), see “ Monitorin g T rip Events, History , &a[...]

Configuring Drive P arameter s In This Chapter .... p age — Choosing a Programming Device ................... 2 — Using Keypad Devices .................... ................ 3 — “D” Group: Monitoring Functions ..................... 6 — “F” Group: Main Profile Parameters ................ 8 — “A” Group: S tandard Functions ......[...]

Choosing a Programmin g Device Configuring Drive P arameters 3–2 Choosing a Pr ogramming Device Intr oduction Hitachi v ariable frequenc y dri ves (in verte rs) use the latest electronics technology for getting the right A C wav eform to the motor at the right time. The benefits are many , including energy sa vings and higher machin e output or p[...]

SJ100 Inverter Configuring Drive P arameters 3–3 Using K e ypad De vices In ver ter Front P anel Ke ypad The SJ100 Series in verter fr ont ke ypad contains all the elements for both monitoring and programming parameters. The ke ypad layout is pictured belo w . All other programming de vices for the in verter hav e a s imilar ke y arrangement and [...]

Using Keypad Devices Configuring Drive P arameters 3–4 Ke ypad Navigational Map Y ou can use the inv erter’ s front panel keypad to na vigate to any parameter or fun ction. The diagram below sho ws the basic navigational map to access these items. NO TE: The in verter 7-segment display sho ws lo wer case “b” and “d, ” meaning the same a[...]

SJ100 Inverter Configuring Drive P arameters 3–5 Operational Modes The R UN and PGM LEDs tell just part of the story; Run Mode and Program Modes are independent modes, not opposite modes. In the state diagram to the right, Run alternates with Stop, and Program Mode alternates with Monitor Mode. This is a very important ability , for it sho ws tha[...]

“D” Group: Monitoring Fun ctions Configuring Drive P arameters 3–6 “D” Gr oup: Monitoring Functions P arameter Monitoring Functions Y ou can access important system paramete r values with the “D” Group monitoring functions, whether the in verter is in R un Mode or Stop Mode. After selecting the function code number for the parameter y[...]

SJ100 Inverter Configuring Drive P arameters 3–7 T rip Event and Histor y Monitoring The trip e vent and history monitoring featur e lets you cycle through related information using the ke ypad. See “ Monitoring T rip Events, History , & Conditions ” on page 6–5 for more details. D_07 Scaled output frequency monitor Displays the output [...]

“F” Group: Main Profile Parameters Configuring Drive P arameters 3–8 “F” Gr oup: Main Profile P arameters The basic frequency (speed) pro file is defined by parameters contained in the “F” Group as sho wn to the right. The set running frequency is in Hz, b ut accelera- tion and deceleration are specified in the time duration of the ra[...]

SJ100 Inverter Configuring Drive P arameters 3–9 “A” Gr oup: Standard Functions Basic P arameter Settings These settings af fect the most fundamental be ha vior of the in verter—the outputs to the motor . The frequency of the in verter’ s A C output determines the motor speed. Y ou may select from three different sources for th e referenc[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–10 Analog Input Settings The in verter has the capability to accept an external analog input that can command the output frequency to the motor . V oltage i nput (0 –10V) and current input (4–20mA) are av ailable on separate terminal s ([O] and [OI], respecti vely). T erminal [...]

SJ100 Inverter Configuring Drive P arameters 3–11 Multi-speed and Jog Frequency Setting The SJ100 in verter has the capability to store and output up to 16 preset frequencies to the motor (A_20 to A_35). As in traditional motion terminology , we call this multi-speed pr ofile capability . These preset frequencies are se lected by means of digital[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–12 “A” Function Run Mode Edit Defaults Func. Code Name / SR W Display Description –FE (CE) –FU (UL) –FR (Jpn) Units A_20 Multi-speed frequency setting Defines the f irst speed of a multi-speed profile, range is 0 to 360 Hz A_20 = Speed 0 (1st motor) ✔ 000 H z SPD FS 00[...]

SJ100 Inverter Configuring Drive P arameters 3–13 T orque Contr ol Algorithms The in verter generates the motor output according to the V/f algorithm or the sensor- less vector control algorithm. P arameter A_44 selects the in verter algorithm for gener- ating the frequency output, as sho wn in the diagram to the right (A244 for 2nd motor). The f[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–14 parameters A_42 and A_43. The manual boost is calculated as an addition to the standard straight V/f line (constant torque curv e). NO TE: Manual torque boost is not operational when sensorless vector control is in use. Be aw are that running the motor at a lo w speed for a lon[...]

SJ100 Inverter Configuring Drive P arameters 3–15 The follo wing table sho w s the methods of torque control selection. “A” Function Run Mode Edit Defaults Func. Code Name / SR W Display Description –FE (CE) –FU (UL) –FR (Jpn) Units A_41 T orque boost method selection T wo options: 00... Manual torque boost 01... Automatic torque b oost[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–16 DC Braking Settings The DC braking feature can provide additional stopping torque when compared to a normal deceleration to a stop. DC braking is particularly useful at lo w speeds when normal decelera- tion torque is minimal. When you enable DC braking, the in verter injects a[...]

SJ100 Inverter Configuring Drive P arameters 3–17 Frequency-related Functions Frequency Limits – Upper and lo wer limits can be imposed on the inv erter output frequency . These limits will appl y regardless of the sou rce of the speed refer- ence. Y ou can configure the lo wer frequency limit to be greater than zero as show n in the graph. The[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–18 Jump Fr equencies – Some motors or machines exhi bit resonances at particular speed(s), which can be destructi ve for prolo nged running at those speeds. The in verter has up to three jump fr equencies as sho wn in the graph. The hysteresis around the jump frequencies causes [...]

SJ100 Inverter Configuring Drive P arameters 3–19 PID Contr ol When enabled, the built- in PID loop calculates an ideal in verter output v alue to cause a loop feedback process v a riable (PV) to mov e closer in v a lue to the setpoint (SP). The current frequency command serv es as the SP . The PID loop algorithm will read the analog input for th[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–20 A utomatic V oltage Regulation (A VR) Function The automatic v oltage regulation (A VR) featur e keeps the in verter output w aveform at a relati vely constant amplitude during po wer input fluctuations. This can be useful if the installation is subject to input voltage fluctu [...]

SJ100 Inverter Configuring Drive P arameters 3–21 Second Acceleration and Deceleration Functions The SJ100 in verter features two-stage accele ration and deceleration ramps. This gi ves flexibility in the prof ile shape. Y o u can sp ecify the frequency transition point, the point at which the standard acceleration (F_02) or deceleration (F_03) c[...]

“A” Group: Standard Function s Configuring Drive P arameters 3–22 NO TE: F or A_95 and A_96 (and for 2nd motor settings), if you set a very rapid Acc1 or Dec1 time (less than 1.0 second), the in verter ma y not be able to change rates to Acc2 or Dec2 before reaching the ta rget fr equenc y . In that case, the in verter de creases the rate of [...]

SJ100 Inverter Configuring Drive P arameters 3–23 Accel/Decel Standard acceleration and deceleration is linear . The in verter CPU can also calculate an S-curve acceleration or deceleration curve as sho wn. This profile is useful for fa voring the load characteristics in particu- lar applications. Curve settings for acceleration and decel- eratio[...]

“B” Group: Fine Tuning Fun ctions Configuring Drive P arameters 3–24 “B” Gr oup: Fine T uning Functions The “B” Group of functions and parameters adju st some of the more subtle b ut useful aspects of motor control and system conf iguration. A utomatic Restar t Mode The restart mode determines how the in verter will resume operation a[...]

SJ100 Inverter Configuring Drive P arameters 3–25 Electr onic Thermal Overload Alarm Setting The thermal ov erload detection protects the in verter and motor from ov erheating due to an excessi ve load. It uses a current/in verse time curve to determine the trip point. First, use B_13 to select the torque charac- teristic that matches your load. [...]

“B” Group: Fine Tuning Fun ctions Configuring Drive P arameters 3–26 W ARNING: When parameter B_12, level of electroni c thermal setting, is set to de vice FLA rating (Full Load Ampere nameplate rating), the device pro vides solid state motor ov erload protection at 115% of de vice FL A or equi v alent. Parameter B_12, le vel of electronic th[...]

SJ100 Inverter Configuring Drive P arameters 3–27 Overload Restriction If the in verter’ s output current e xceeds a preset current le vel you specify during acceleration or constant speed, the ov e rload restriction feature automatically reduces the output frequenc y to restrict the ov erload. This feature does not generate an alarm or trip ev[...]

“B” Group: Fine Tuning Fun ctions Configuring Drive P arameters 3–28 Software Loc k Mode The software lock function keeps personnel fr om accidentally cha nging parameters in the in verter memory . Use B_31 to select from various protection le vels. The table belo w lists all combinations of B_31 option codes and the ON/OFF state of the [SFT][...]

SJ100 Inverter Configuring Drive P arameters 3–29 NO TE: T o disable parameter editing when using B_31 lock mo des 00 and 01, assign the [SFT] function to one of the intelligent input terminals. See “ Software Lock ” on page 4–19 . “B” Function Run Mode Edit Defaults Func. Code Name / SR W Display Description –FE (CE) –FU (UL) –FR[...]

“B” Group: Fine Tuning Fun ctions Configuring Drive P arameters 3–30 Miscellaneous Settings The miscellaneous settings include scaling factors, initialization modes, and others. this section cov e rs some of the most importa nt setting s you may need to conf igure. B_83: Carrier frequency adjustment – The internal switching frequency of the[...]

SJ100 Inverter Configuring Drive P arameters 3–31 “B” Function Run Mode Edit Defaults Func. Code Name / SR W Display Description –FE (CE) –FU (UL) –FR (Jpn) Units B_81 [FM] terminal analog meter ad justment Adjust 8-bit gain to analog meter connected to terminal [FM], range is 0 to 255 ✔ 80 80 80 — ADJ 080 B_82 Start frequency adjus[...]

“B” Group: Fine Tuning Fun ctions Configuring Drive P arameters 3–32 B_91/B_88: Stop Mode / Restart Mode Conf iguration – Y ou can configure ho w the in verter performs a standard stop (each time Run FWD and REV signals turn OFF). Setting B_91 determines whether the in verter will control the deceleration, or whether it will perform a free-[...]

SJ100 Inverter Configuring Drive P arameters 3–33 B_90: Dynamic braking usage ratio – This parameter limits th e amount of time the in verter can use the dynamic braking accessory de vice without entering the T rip Mode. Please refer to “ Dynamic Braking ” on page 5–5 for more information on dynamic braking accessories. “B” Function R[...]

“C” Group: Intelligent Terminal Functions Configuring Drive P arameters 3–34 “C” Gr oup: Intellig ent T erminal Functions The six input terminals [ 1] , [ 2] , [ 3] , [ 4] , [ 5] , and [ 6] can be configured for an y of 19 dif ferent functions. The next tw o tables sho w ho w to configure the six terminals. The inputs are logical, in that[...]

SJ100 Inverter Configuring Drive P arameters 3–35 The input logic con vention is programmable for each of the six inputs. Most inputs default to normally open (acti ve high), b ut you ca n select normally closed (acti ve lo w) in order to in vert the sense of the logic. NO TE: An input terminal conf igured for opt ion code 18 ([RS] Reset command)[...]

“C” Group: Intelligent Terminal Functions Configuring Drive P arameters 3–36 Input Function Summary T able – This table show s all nineteen intelligent input functions at a glance. Detailed descriptions of these functions, related parameters and settings, and e xample wiring diagrams are in “ Using Intelligent Input T erminals ” on page[...]

SJ100 Inverter Configuring Drive P arameters 3–37 Note 1: When using the Multi-speed Select settings CF1 to CF4, do not display parameter F_01 or change the v alue of F _01 while the in verter is in Run Mode (motor running). If it is necessary to check the v alue of F_01 during Run Mode, please monitor D_01 instead of F_01. 13 USP Unattended Star[...]

“C” Group: Intelligent Terminal Functions Configuring Drive P arameters 3–38 Output T erminal Configuration The in verter provides conf iguration for logi c (discrete) and analog outputs, shown in the table belo w . The output logic con vention is programmabl e for terminals [11], [12], and the alarm relay terminals. The open-collector output[...]

SJ100 Inverter Configuring Drive P arameters 3–39 Output Function Summary T able – This table sho ws all six functions for the logical outputs (terminals [11], [12]) at a glance. Detailed descriptions of these functions, related parameters and settings, a nd example wiring diagrams are in “ Using Intelligent Output T erminals ” on page 4–[...]

“C” Group: Intelligent Terminal Functions Configuring Drive P arameters 3–40 Analog Function Summary T able – This table shows all three functions for the analog output [FM] (frequency meter) terminal. Deta iled description s, related parameters and settings, and e xample wiring diagrams are in “ Analog and Digital Monitor Output ” on p[...]

SJ100 Inverter Configuring Drive P arameters 3–41 Output Function Adjustment P arameters The follow ing parameters work in conjunction with the intelligent output function, when configured. The o verload le vel parameter (C_41) sets the motor current le vel at which the o verload signal [OD] turns ON. The range of settings is from 0% to 200% of t[...]

“C” Group: Intelligent Terminal Functions Configuring Drive P arameters 3–42 NO TE: Settings C_81 and C_82 are fact ory-calibrated for each in verter . Do not change these settings unless absolutely necessary . Note that if you restore factory def a ults for all parameters, these settings will not change. C_43 Arriv al frequency setting for d[...]

SJ100 Inverter Configuring Drive P arameters 3–43 “H” Gr oup: Motor Constants Functions Intr oduction The “H” Group parameters configure the in verter for the motor characteristics. You must manually set H_03 and H_04 values to match the motor. The remaining parameters are related to sensorless vector control (SLV), and are in use only wh[...]

“H” Group: Motor Co nstants Functions Configuring Drive P arameters 3–44 H204 Motor poles setting, 2n d motor Four selections: 2 / 4 / 6 / 8 ✘ 4 4 4 poles 2AUXP 4p H_05 Motor speed constant Motor proportional gain constant (factory set), range is 0 to 99 ✘ 20 20 20 — AUX KP 20 H205 Motor speed constant, 2nd motor Motor proportional gain[...]

SJ100 Inverter Configuring Drive P arameters 3–45 H_24 Motor Constant J Ratio (unit-less), range is 1.0 to 1000 ✘ Factory set according to in verter model — AUX J 0020.0 H224 Motor constant J, 2nd motor Ratio (unit-less), range is 1.0 to 1000 ✘ Factory set according to in verter model — 2AUXJ 0020.0 H_30 Auto-tuned motor constant R1 Auto-[...]

Operations and Monitoring In This Chapter .... p age — Introduction ................. .................... ................ 2 — Connecting to PLCs and Other Devices ......... 4 — Using Intelligent Input T erminals ..................... 8 — Using Intelligent Output T erminals ................ 24 — Analog Input Operation ...................[...]

Introduction Operations and Monitoring 4–2 Intr oduction The pre vious material in Chapter 3 ga ve a reference listing of all the programmable functions of the in verter . W e suggest that you first scan through the listing of in ve rter functions to gain a general familiarity . This chapter will build on that knowledge in the following w ays: 1.[...]

SJ100 Inverter Operations and Monitoring 4–3 W arning Messages for Operating Pr ocedures Before continuing, please read the follo wing W arning messages. W ARNING: Be sure to turn ON the input po wer supply only after closing the front case. While the in verter is energized, be sure not to open the front case. Otherwise, ther e is the danger of e[...]

Connecting to PLCs and Other Devices Operations and Monitoring 4–4 Connecting to PLCs and Other De vices Hitachi in verters (dri ves) are useful in many types of applications . During installation, the in verter ke ypad (or other programming de vice) will facilitate the initial configura- tion. After installation, the in verter will ge nerally re[...]

SJ100 Inverter Operations and Monitoring 4–5 Example Wiring Diagram The schematic diagram below pro vides a gene ral example of logic connector wirin g, in addition to basic po wer and motor wiring co ve red in Chapter 2. The goal of this chapter is to help you determine the proper connecti ons for the v arious terminals shown belo w for your spe[...]

Example Wiring Di agram Operations and Monitoring 4–6 Specifications of Contr ol and Logic Connections The control logic connectors are located just behind the front panel half-door . The relay contacts are accessible behind the main door . Connector labeling is shown belo w . Specifications for th e logic connection terminals are in the follo w [...]

SJ100 Inverter Operations and Monitoring 4–7 T erminal Listing Use the follo wing tables to locate pages for intelligent input and output material in this chapter . Intelligent Inputs Symbol Code Name Page FW 00 Forward Run/Stop 4–9 R V 01 Reverse Run/Stop 4–9 CF1 02 Multi-speed Select, Bit 0 (LSB) 4–10 CF2 03 Multi-speed Select, Bit 1 4–[...]

Using Intelligent Input Terminals Operations and Monitoring 4–8 Using Intelligent Input T erminals T erminals [1], [2], [3], [4], [5], and [6 ] are identical, programmable inputs for general use. The input circuits can use the in verter’ s internal (isolated) +24V f ield supply (P24) to po wer the inputs. The input circuits ar e internally conn[...]

SJ100 Inverter Operations and Monitoring 4–9 Forwar d Run/Stop and Re verse Run/Stop Commands: When you input the Run command via the terminal [FW], the in verter ex ecutes the Forw ard Run command (high) or Stop command (lo w). When you input the Run command via the terminal [R V], the in verter executes the Re verse Run command (high) or Stop c[...]

Using Intelligent Input Terminals Operations and Monitoring 4–10 Multi-Speed Select The in verter can store up to 16 dif ferent target frequencies (speeds) that the motor output uses for steady-state run condition. These speeds are acces- sible through programming four of the intelligent terminals as binary-encoded inputs CF1 to CF4 per the table[...]

SJ100 Inverter Operations and Monitoring 4–11 While using the multi-speed capability, you ca n monitor the current frequency with monitor function D_01 during each se gment of a multi-speed operation. NO TE: When using the Multi-speed Sel ect setti ngs CF1 to CF4, do not display parame- ter F_01 or change the value of F_01 while th e in verter is[...]

Using Intelligent Input Terminals Operations and Monitoring 4–12 Jogging Command The Jog input [JG] is used to command the motor to rotate slowly in small i ncrements for manual operation. The speed is limited to 10 Hz. The frequency for the jogging opera- tion is set by parameter A_38. Jogging does not use an acceleration ramp, so we recom- mend[...]

SJ100 Inverter Operations and Monitoring 4–13 External Signal f or DC Braking When the terminal [DB] is turned ON, the DC braking feature is enabled. Set the follow- ing parameters when the external DC braking terminal [DB] is to be used: • A_53 – DC braking delay time setting. The range is 0.1 to 5.0 seconds. • A_54 – DC braking force se[...]

Using Intelligent Input Terminals Operations and Monitoring 4–14 Set Second Motor If you assign the [SET] function to an intel ligent input terminal, you can select between two sets of motor parameters. The second pa rameters store an alternate set of motor characteristics. When the terminal [SET] is turned ON, the in verter will use the second s[...]

SJ100 Inverter Operations and Monitoring 4–15 T wo-stage Acceleration and Deceleration When terminal [2CH] is turned ON, the in verter changes the rate of acceleration and deceleration from the initial settings (F_02 and F_03) to use the second set of accelera- tion/deceleration v alues. When the terminal is turned OFF , the in verter is returned[...]

Using Intelligent Input Terminals Operations and Monitoring 4–16 Free-run Stop When the terminal [FRS] is turned ON, the in verter stops the output and the motor enters the free-run state (coasting). If terminal [F RS] is turned OFF , the output resumes sending power to the motor if the Run command is still acti ve. The free-run stop feature work[...]

SJ100 Inverter Operations and Monitoring 4–17 External T rip When the terminal [EXT] is turned ON, the in verter enters the trip state, indicates error code E12, and stops the output. This is a gene ral purpose interrupt type feature, and the meaning of the error depends on what you c onnect to the [EXT] terminal. Ev en if the [EXT] input is turn[...]

Using Intelligent Input Terminals Operations and Monitoring 4–18 Unattended Start Protection If the Run command is already set when power is turned ON, the in verter starts running immediately after po werup. The Unattended Start Protection (USP) function prev ents that automatic startup, so that the in verter will not run without outside interve[...]

SJ100 Inverter Operations and Monitoring 4–19 Software Loc k When the terminal [SFT] is turned ON, the data of all the parameters and functions (except the output frequenc y , depending on the setting of B_31) is locked (prohibited from editing). When the data is locked, the ke ypad ke ys cannot edit in verter parameters. T o edit parameters agai[...]

Using Intelligent Input Terminals Operations and Monitoring 4–20 Analog Input Current/V oltage Select The [AT] terminal selects whether the inverter uses the voltage [O] o r current [OI] input terminals for external frequency control. Wh en intelligent input [A T] is ON, you can set the output frequency by applying a current input signal at [OI]-[...]

SJ100 Inverter Operations and Monitoring 4–21 Reset In ver ter The [RS] terminal causes the inverter to execute the reset operation. If the inverter is in Trip Mode, the reset cancels the Trip state. When the signal [RS] is turned ON and OFF, the inverter executes the reset operation. The minimum pulse width for [RS] must be 12 ms or greater. The[...]

Using Intelligent Input Terminals Operations and Monitoring 4–22 Thermistor Thermal Pr otection Motors that are equipped with a thermisto r can be protected from o verheating. Input terminal [5] has the unique ability to sense a thermistor resistance. When the resistance va lue of the thermistor connected to terminal [TH] (5) and [L] is more than[...]

SJ100 Inverter Operations and Monitoring 4–23 Remote Contr ol Up and Down Functions The [UP] [D WN] terminal functions can adju st the output frequenc y for remote control while the motor is running. The acceleration ti me and deceleration time of this function is same as normal operation A CC1 and DE C1 (2A CC1,2DEC1). The input terminals operat[...]

Using Intelligent Output Terminals Operations and Monitoring 4–24 Using Intelligent Output T erminals The intelligent output terminals are programmable in a similar way to the intelligent input terminals. The in verter has se veral output functions that you can assign individu- ally to three physical logic outputs. T wo of the outputs are open-co[...]

SJ100 Inverter Operations and Monitoring 4–25 Run Signal When the [R UN] signal is selected as an intelligent output terminal, the in verter outputs a signal on that terminal when it is in Run Mode. The output logic is acti ve low , and is the open collector type (switch to ground). NO TE: The example circuit in the table abo ve dri ves a relay c[...]

Using Intelligent Output Terminals Operations and Monitoring 4–26 Frequency Arriv al Signals The F requ ency Arrival group of outputs help coordinate external systems with the current velocity prof ile of the in verter . As the name implies, output [F A1] turns ON when the output fr equency arrives at the standard set frequency (parameter F_01 ).[...]

SJ100 Inverter Operations and Monitoring 4–27 Frequency arri val output [F A1] uses the standard output frequency (parameter F_01) as the threshold for switching. In the figure to the right, Frequenc y Arriv al [F A1] turns ON when the outpu t frequency gets within 0.5 Hz belo w or 1.5 Hz abov e the target constant frequency . This provides hyste[...]

Using Intelligent Output Terminals Operations and Monitoring 4–28 Overload Adv ance Notice Signal When the output current e xceeds a preset value, the [OL] terminal signal turns ON. The parameter C_41 sets the ov erload threshold. The ov e rload detection circuit operates during po wered motor opera- tion and during regenerati ve braking. The out[...]

SJ100 Inverter Operations and Monitoring 4–29 Output Deviation f or PID Control The PID loop error is defined as the magnitude (absolute v alue) of the dif fer- ence between the Set point (target v alue) and the Process V a riable (actual v alue). When the error magnitude exceeds the preset v alue for C_44, the [OD] terminal signal turns ON. Refe[...]

Using Intelligent Output Terminals Operations and Monitoring 4–30 Alarm Signal The in verter alarm signal is acti ve when a f a ult has occurred and it is in the T rip Mode (refer to the diagram at right). When the fault is cleared the alarm signal becomes ina cti ve. W e must make a distinction between the alarm signal AL and the alarm relay con[...]

SJ100 Inverter Operations and Monitoring 4–31 The alarm output terminals are connected as sho wn below (left) by defa ult. The contact logic can be in verted as sho wn (belo w ri ght) by using the parameter setting C_33. The relay contacts normally open (N.O.) and nor mally closed (N.O.) con vention uses “normal” to mean the in verter has po [...]

Analog Input Oper ation Operations and Monitoring 4–32 Analog Input Operation The SJ100 in verters provide for analog input to command the in verter frequency output va lue. The analog input terminal group includes the [L], [OI], [O], and [H] terminals on the control connector , which provide for V oltage [O] or Current [OI] input. All analog inp[...]

SJ100 Inverter Operations and Monitoring 4–33 Analog and Digital Monitor Output In the system design for in verter applications it is useful to monitor the in verter operation from a remote location. In some cases, this requires only a panel-mounted analog meter (moving-coil type). In other cases, a contro ller de vice such as a PLC may command t[...]

Analog and Digita l Monitor Output Operations and Monitoring 4–34 TIP: When using the analog meter for monitoring, adjust the meter so it has a zero reading when the [FM] output is zero. Then use scale factor B_81 to adjust the [FM] output so the maximum frequency in the in ve rter corresponds to a full-scale reading on the meter . The follo wing[...]

SJ100 Inverter Operations and Monitoring 4–35 A uto-tuning f or Sensorless V e ctor Contr ol The SJ100 in verter has a b uilt-in auto-tuning algorithm. Its purpose is to detect and record the motor parameters to use in sensorless v ector control. As you may recall from Chapter 3, sensorless vector control (SL V) is the more sophisticated control [...]

Auto-tuning for Sen sorless Vector Con trol Operations and Monitoring 4–36 NO TE: During step 11, the motor will make a slight humming sound during the A C and DC excitation (A and B) steps of the auto-tuning process. Th is sound is normal. NO TE: When the SL V control method is selected with A_44, set the carrier frequency to 2.1 kHz or higher w[...]

SJ100 Inverter Operations and Monitoring 4–37 If the in verter dri ves a motor/load with a small inertia, the motor may e xhibit “hunting” during running. If this occurs, ta ke the follo wing correctiv e steps: 1. Adjust the stabilization constant H_06/H206. 2. Decrease the carrier frequenc y B_83, but not belo w 2.1 kHz. 3. Set the Automatic[...]

Auto-tuning for Sen sorless Vector Con trol Operations and Monitoring 4–38 Note 6: Do not interrupt the auto-tuning proce dure by remov ing power or by using the Stop command, unless it is an emer gency . If this does occur , init ialize the in verter’ s parameters to the factory def a ult settings (see “ Restoring F actory Default Settings ?[...]

SJ100 Inverter Operations and Monitoring 4–39 PID Loop Operation In standard operation, the in verter uses a reference source sele cted by parameter A_01 for the output frequency , which may be a fix ed value (F_01), a v ariable set by the front panel potentiometer , or value from an analog i nput (v oltage or current). T o enable PID operation, [...]

Configuring the Inver ter for Multiple Motors Operations and Monitoring 4–40 Configuring the In ver ter f or Multiple Motors Simultaneous Connections For some app lications, you may need to connect two or more motors (wired in parallel) to a single in verter’ s output. For e xample, this is common in con veyor applications where two sepa rate c[...]

SJ100 Inverter Operations and Monitoring 4–41 Having tw o motor profiles lets you store two “per sonalities” for motors in one in verter’ s memory . The in verter allo ws the final selec tion between the two motor ty pes to be made in the f ield through the use of an intelligent input terminal function [SET]. This provides an extra le vel o[...]

In ver ter System Accessories In This Chapter .... p age — Introduction ................. .................... ................ 2 — Component Descriptions .................... ............. 3 — Dynamic Braking ............................................. 5 5[...]

Introduction Motor Control Accessories 5–2 Intr oduction A motor control system will obviously include a motor and in verter , as well as fuses for safety . If you are connecting a motor to the in verter on a test bench just to get started, that’ s all you may need for no w . But a fully de veloped system can also ha ve a v ariety of additional[...]

SJ100 Inverter Motor Control Accessories 5–3 Component Descriptions A C Reactors, Input Side This is useful in suppressing harmonics i nduced on the po wer supply lines, or when the main po wer voltage imbalance exceed s 3% (and po wer source capacity is more than 500 kV A), or to smooth out line fluctuations. It also improv es the power factor .[...]

Component D escriptions Motor Control Accessories 5–4 Zer o-phase Reactor (RF Noise Filter) The zero-phase reactor helps reduce radiated noise from the in verter wiring. It can be used on the input or output side of the in verter . The example zero-phase reactor sho wn to the right comes with a mounting bracket. The wiring must go through the ope[...]

SJ100 Inverter Motor Control Accessories 5–5 Dynamic Braking Intr oduction The purpose of dynamic braking is to improv e the ability of the in verter to stop (decelerate) the motor and load. This becomes neces- sary when an application has some or all of the following characteris- tics: • High load inertia compared to the av ai lable motor torq[...]

Dynamic Braking Motor Control Accessories 5–6 Dynamic Braking Usage Ratio The in verter controls braking via a duty cycle method (percent of the time braking is ON versus total time). Parameter B_90 sets the dynamic braking usage ratio. In the graph to the right, the example sho ws three uses of dynamic braking in a 100-second period. The in vert[...]

SJ100 Inverter Motor Control Accessories 5–7 SJ100 Dynamic Braking Selection T ables The SJ100 series in verter models hav e inte rnal braking units. Additional stopping torque is a vailable by adding extern al resistors. The required braking torq ue depends on your particular application. Other tables in this section will help you choose the pro[...]

Dynamic Braking Motor Control Accessories 5–8 Selecting Braking Resistors f or Internal Braking Units Y ou can add one or more resi stors to your in verter conf i guration to increase braking torque performance. The tables belo w lists th e resistor types for in verter models with internal braking units. T ables for in verters with e xternal brak[...]

SJ100 Inverter Motor Control Accessories 5–9 The table below lists 400V -class in verter models with built-in braking units. Depending on the desired braking torque or on the in verter model, the resistor selection sp ecifies multiple resistors in a parallel or series combination. The example diagram sho ws a parallel conf iguration. Please refer[...]

Dynamic Braking Motor Control Accessories 5–10 Use one BRD–E2 braking unit for the braki ng torque listed in th e follo wing table. Note the column meanings in the tables: • Column “ A ” = A verage braking torque from 60 Hz to 3 Hz. • Column “B” = A verage braking torque from 120 Hz to 3 Hz. Connect a second braking unit in parallel[...]

SJ100 Inverter Motor Control Accessories 5–11 400V Class In verters – The follo wing tables specify the braking options for 400V class SJ100 in verters and the braking torque for each option. Y ou can c onnect a single braking unit to the in verter , or two braking units for additional braking torque. Use one BRD–E2 braking unit for the braki[...]

T r oub leshooting and Maintenance In This Chapter .... p age — T roubleshooting .......................... ..................... 2 — Monitoring T rip Events , History , & Conditions . 5 — Restoring Factory Default Settings ................. 8 — Maintenance and Inspection ........................... 9 — W arranty .................... [...]

Troubleshooting T roub leshooting and Maintenance 6–2 T r oubleshooting Safety Messages Please read the followin g safety messages before troubleshooting or performing mainte- nance on the in verter and motor system. W ARNING: W ait at least f i ve (5) minutes after turning OFF the input po wer supply before performing maintenance or an insp ecti[...]

SJ100 Inverter T roub leshooting and Maintenance 6–3 T roub leshooting Tips The table below lists typical symptoms and the corresponding solution(s). Symptom/condition Probable Cause Solution The motor will not run. The in verter outputs [U], [V], [W] are not supplying voltage. • Is the frequency command source A_01 parameter setting correct? ?[...]

Troubleshooting T roub leshooting and Maintenance 6–4 The motor speed will not reach the target frequenc y (desired speed). • If using the analog input, is the current or voltage at [O] or [OI]? • Check the wiring. • Check the potentiometer or signal generating de vice. • Is the load too heavy? • Reduce the load. • Heavy loads acti va[...]

SJ100 Inverter T roub leshooting and Maintenance 6–5 Monitoring T rip Events, History , & Conditions Fa ult Detection and Clearing The microprocessor in the in verter detects a v ariety of fault conditions and captures the e vent, record- ing it in a history table. The in verter output turns OFF , or “trips” similar to the way a circuit b[...]

Monitoring Trip Events , History, & C onditions T roub leshooting and Maintenance 6–6 NO TE: If an EEPR OM error (E08) occurs, be sure to conf irm the parameter data v a lues are still correct. If the po wer is turned OFF while the [RS] (Reset) intelligent input terminal is ON, an EEPR OM error will occur when po wer is restored. E1 0 CT (cur[...]

SJ100 Inverter T roub leshooting and Maintenance 6–7 T rip Histor y and In ver ter Status W e recommend that you first f ind the cause of the fault before clearing it. When a fault occurs, the in verter stores important performa nce data at the moment of the fault. T o access the data, use the monitor functions (D _xx) and select D_08 for details[...]

Restoring Factory Default Settings T roub leshooting and Maintenance 6–8 Restoring F actor y Default Settings Y ou can restore all inv erter parameters to th e original factory (default) settings for the intended country of use. After initializing the in verter , use the po werup test in Chapter 2 to get the motor running again. T o initialize th[...]

SJ100 Inverter T roub leshooting and Maintenance 6–9 Maintenance and Inspection Monthly and Y early Inspection Char t Note 1: The life of a capacitor is affected by the ambient te mperature. See “ Ca pacitor Life Curve ” on p age 6–11 . Note 2: The in verter must be cleaned periodica lly . If dust accumulates on the fan and heat sink, it ca[...]

Maintenan ce and Inspecti on T roub leshooting and Maintenance 6–10 Megger T est The me gger is a piece of test equipment that us es a high v oltage to determine if an insulation degradation has occurred. F or in vert ers, it is important that the po wer termi- nals be isolated from the Earth GND terminal via the proper amount of insulation. The [...]

SJ100 Inverter T roub leshooting and Maintenance 6–11 Spare par ts W e recommend that you stock spare parts to reduce do wn time, including these parts: Capacitor Life Curve The DC b us inside the in verter uses a large capacitor as sho wn in the diagram below . The capacitor handles high v oltage and current as it smooths the po wer for use by t[...]

Maintenan ce and Inspecti on T roub leshooting and Maintenance 6–12 General In ver ter Electrical Measurements The follow ing table specifies ho w t o measur e ke y system electrical parameters. The diagrams on the ne xt page sho w in verter-mot or systems and the location of measurement points for these parameters. Note 1: Use a meter indicating[...]

SJ100 Inverter T roub leshooting and Maintenance 6–13 The figu res belo w show measurement locations for v oltage, c urrent, and po wer measure- ments listed in the table on the pre vious page. The v oltage to be measured is the funda- mental wa ve ef fecti ve v oltage. The power to be measured is the total ef fectiv e po wer . E 1 W 1 I 1 I 1 I [...]

Maintenan ce and Inspecti on T roub leshooting and Maintenance 6–14 In ver ter Output V oltage Measurement T echniques T aking voltage measurements around dri ves equipment requires the right equipment and a safe approach. Y ou are working with high voltages and high-frequenc y switching wa veforms that are not pure sinusoids. Di gital v oltmeter[...]

SJ100 Inverter T roub leshooting and Maintenance 6–15 IGBT T est Method The follo wing procedure will check the in verter transistors (IGBTs) and diodes: 1. Disconnect input po wer to terminals [R, S, and T] and motor terminals [U, V , and W]. 2. Disconnect any wires from terminals [+ ] and [RB] for re generati ve brakin g. 3. Use a Digital V olt[...]

Warranty T roub leshooting and Maintenance 6–16 W arranty W arranty T erms The warranty period under normal inst allation and handling conditions shall be two (2) years from the da te of manuf acture (“DA TE” on product nameplate), or one (1) year from the date of installation, whichev er occurs first. The w arranty shall cov er the repair or[...]

Glossar y and Bib liograph y In This Appendix.... p age — Glossary ...................... .................... ................ 2 — Bibliography ................... .................... ............. 8 A[...]

Glossary Appendix A A–2 Glossary Ambient T emperatur e The air temperature in the cham ber containing a po wered electronic unit. A unit’ s heat sinks rely on a lo wer ambient temperature in order to dissipate heat aw ay from sensiti ve electronics. Arriv al Frequency The arriv al frequency refers to the set output frequenc y of the in verter f[...]

SJ100 Inverter Appendix A A–3 DC Braking The in verter DC braking feature stops the A C commutation to the motor , and sends a DC current through the motor windings in order to stop the motor . Also called “DC injection braking, ” it has li ttle ef fect at high speed, and is used as the motor is nearing a stop. Deadband In a control system, t[...]

Glossary Appendix A A–4 Fr equency Setting While frequenc y has a broad meani ng in electronics, it typically refers to moto r speed for variable-frequency driv es (in verters). This is because the output frequency of the in verter is v ariable, and is proportional to the attained motor speed. For e xample, a motor with a base frequency of 60 Hz [...]

SJ100 Inverter Appendix A A–5 Jump Fr equency A jump frequency is a point on the in verter output frequency range that you want the in verter to skip around. This feature may be used to av oid a resonant frequency , and you can program up to three jump frequencies in the in verter . Line Reactor A three-phase inductor generally inst alled in the [...]

Glossary Appendix A A–6 PWM Pulse-width modulation: A type of A C adjustable frequency dri ve that accomplishes frequenc y and voltage control at the output section (in verter) of the dri ve. Th e driv e output voltage w a veform is at a constant amplitude, and by “chopping” the w av e form (pulse- width-modulating), the a verage v oltage is [...]

SJ100 Inverter Appendix A A–7 Single-phase power An A C power source consisting of Hot and Neutral wires. An Earth Ground connection usually accompanies them. In theory , the voltage potential on Neutral stays at or near Earth Ground, while Hot v aries sinusoidally abov e and below Neutral. This po wer source is named Single Phase to dif feren ti[...]

Bibliography Appendix A A–8 T or que The rotational force e xerted by a mo tor sh aft. The units of measure- ment consist of the distance (r adius from shaft center axis) and force (weight) applied at that di stance. Units are usually gi ven as pound-feet, ounce-inches, or Ne wton-meters. T ransistor A solid state, three-terminal devi ce that pro[...]

Drive P arameter Settings T ab les In This Appendix.... p age — Introduction ................. .................... ................ 2 — Parameter Settings for Keyp ad Entry .............. 2 B[...]

Introduction Appendix B B–2 Intr oduction This appendix lists the user-programmable parameters for the SJ100 series in verters and the default v alues for European and U.S. product types. The right-most column of the tables is blank, so you can record v alues you have changed from the default. This in volves just a fe w parameters for most appl i[...]

SJ100 Inverter Appendix B B–3 Standar d Functions “A” Gr oup Parameters Default Setting User Setting Func. Code Name -FE (Europe) -FU (USA) –FR (Japan) A_01 Frequency source setting 01 01 00 A_02 Run command source setting 01 01 02 A_03 Base frequenc y setting 50.0 60.0 60.0 A203 Base frequenc y setting, 2nd motor 50.0 60.0 60.0 A_04 Maximu[...]

Parameter Settings for Keypad Entry Appendix B B–4 A_32 Multi-speed 12 setting 0 0 0 A_33 Multi-speed 13 setting 0 0 0 A_34 Multi-speed 14 setting 0 0 0 A_35 Multi-speed 15 setting 0 0 0 A_38 Jog frequency setting 1.0 1.0 1.0 A_39 Jog stop mode 00 00 00 A_41 T orque boost method selection 00 00 00 A241 T orque boost method selection, 2nd motor 00[...]

SJ100 Inverter Appendix B B–5 A_72 PID proportional gain 1.0 1.0 1.0 A_73 PID integral time constant 1.0 1.0 1.0 A_74 PID deri vati ve gain 0.0 0.0 0.0 A_75 PV scale con version 1.00 1.00 1.00 A_76 PV source setting 00 00 00 A_81 A VR function select 02 00 02 A_82 A VR voltage select 230/400 230/460 200/400 A_92 Acceleration (2) time setting 15.0[...]

Parameter Settings for Keypad Entry Appendix B B–6 Fine T uning Functions “B” Gr oup Parameters Default Setting User Setting Func. Code Name -FE (Europe) -FU (USA) –FR (Japan) B_01 Selection of automatic restart mode 00 00 00 B_02 Allowable under -voltage po wer failure time 1.0 1.0 1.0 B_03 Retry wait time before motor restart 1.0 1.0 1.0 [...]

SJ100 Inverter Appendix B B–7 B_89 Data select for digital op. OPE-J 01 01 01 B_90 Dynamic braking usage ratio 0.0 0.0 0.0 B_91 Stop mode selection 00 00 00 B_92 Cooling fan control 00 00 00 “B” Group P arameters Default Setting User Setting Func. Code Name -FE (Europe) -FU (USA) –FR (Japan)[...]

Parameter Settings for Keypad Entry Appendix B B–8 Intelligent T erminal Functions “C” Group P arameters Default Setting User Setting Func. Code Name -FE (Europe) -FU (USA) –FR (Japan) C_01 T erminal [1] function 00 00 00 C_02 T erminal [2] function 01 01 01 C_03 T erminal [3] function 02 16 02 C_04 T erminal [4] function 03 13 03 C_05 T er[...]

SJ100 Inverter Appendix B B–9 Motor Constants Functions C_91 Debug mode enable 00 00 00 Do not edit C_92 Core monitor address 0000 0000 0000 Do not edit C_93 Core monitor date — — — Do not edit C_94 Core set address d001 d001 d001 Do not edit C_95 Core set date 00 00 00 Do not edit “C” Group P arameters Default Setti ng User Setting Fun[...]

Parameter Settings for Keypad Entry Appendix B B–10 H_22 Motor constant L Factory set Factory set Factory set H222 Motor constant L, 2nd motor F actory set Factory set Factory set H_23 Motor constant Io Factory set Factory set Factory set H223 Motor constant Io, 2nd motor Factory set Factory set Factory set H_24 Motor Constant J Factory set Facto[...]

CE–EMC Installation Guidelines In This Appendix.... p age — CE–EMC Installation Guidelines ..................... 2 — Hitachi EMC Recommendations ..................... 6 C[...]

CE–EMC Installation Guidelines Appendix C C–2 CE–EMC Installation Guidelines Y ou are required to satisfy the EMC dire ctiv e (89/336/EEC) when using an SJ100 in verter in an EU country . T o satisfy the EMC directive an d to comply with standard, follow the guidelines in this section. 1. As user you must ensure that the HF (hi gh frequency) [...]

SJ100 Inverter Appendix C C–3 4. T ake measures to minimize interference that is frequently coupled in through installa- tion cables. • Separate interfering cables with 0.25m minimum from cables susceptible to inter- ference. A particularly critical point is laying parallel cables ov er longer distances. If two cables intersect (one cr osses ov[...]

CE–EMC Installation Guidelines Appendix C C–4 L1 L2 L3 PE M 3~ SJ100 in ver ter with footprint-type filter[...]

SJ100 Inverter Appendix C C–5 L1 L2 L3 PE SJ100 in ver ter with book-type filter M 3~[...]

Hitachi EMC Recommendations Appendix C C–6 Hitachi EMC Recommendations W ARNING: This equipment should be installed, adjusted, and serviced by qualified personal familiar with construction and ope ration of the equipment and the hazards in volv ed. Failure to observ e this precaution could result in bodily injury . Use the follo wing checklist to[...]

Inde x A A Group functions 3–9 AC reactors 5–3 Acceleration 1–22 , 3–8 characteristic curves 3–23 second function 3–21 two-stage 4–15 Access levels 3–5 , 3–28 , 4–19 Access to terminals 2–2 Accessories 5–2 Alarm signal 4–30 Algorithms 3–43 Algorithms, torque control 3–5 Ambient temperature 2–8 , A–2 Analog input se[...]

Index –2 D D Group parameters 3–6 DC braking 3–16 , 4–12 , 4–13 , A–3 DC link choke 5–4 Deadband A–3 Deceleration 1–22 , 3–8 , 4–12 characteristic curves 3–23 second function 3–21 two-stage 4–15 Default parameter values B–2 Default settings restoring 6–8 Derating curves 1–12 Derivative gain 3–19 Digital operator [...]

SJ100 Inverter Index –3 I IGBT 1–18 , A–4 test method 6–15 Index of terminal functions 4–7 Inertia A–4 Initialization 6–8 Initialization codes 3–30 Input circuits 4–8 Input terminals 2–15 Inspection electrical mea surements 6–12 IGBT test method 6–15 measurement techniques 6–14 procedures 6–9 unpacking 2–2 Installation[...]

Index –4 O Open-collector outputs 4–24 , A–5 Operational modes 3–5 Operator interfaces 1–3 Optional components 2–5 Options 1–2 Output adjustment parameters 3–41 Output circuits 4–24 Output deviation for PID control 4–29 Output frequency 3–8 Output overload 3–27 Output terminals 2–18 Overload advance notice signal 4–28 Ov[...]

SJ100 Inverter Index –5 Specifica tions derating curves 1–12 general 1–9 inverter 1–5 label 1–4 , 2–3 logic signals 4–6 Speed control 1–18 , 1–22 , 4–10 Speed pot 2–25 Squirrel cage A–7 Standard functions 3–9 Stator A–7 Stop command 4–9 Stop Mode 3–32 Supply wiring 2–15 Switching frequency 3–30 Symbol definitions[...]