American Power Conversion MX28B1200 manual

APC DC Network Solutions Inc. 11035 Switzer Avenue Dallas, TX 75238 Part Number 990 - 9166 800 - 800 - 4APC Preliminary release DC POWER PLANT PRODUCT MANUAL MODEL MX28B1200 /2400+27V[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 ii Product Structure Component Description Part Number MX28B1200/2400+27V Main Bay 1200 amp frame, 2400 amp carry through, controller. No rectifiers, converters, no distribution 0M - 91147 MX28B1200/2400+27V Main Bay 1200 Amp expansion frame, No rectifiers, distribution. Available soon DC Distribution Options +[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL iii REVISION HISTORY Revision Date By Description 1 09/12/2001 JNF Initial release.[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 iv TABLE OF CONTENTS 1 GENERAL INFORMATION ........................................................................................................... 1 1.1 I NTRODUCTION .............................................................................................................................................[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL v 5.8 C ONNECTING T HE L OADS ............................................................................................................................................. 20 5.8.1 DC Circuit Breakers. ..............................................................................................................[...]

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Rev 1 MX28B - 1200+27V PRODUCT MANUAL 1 1 GENERAL INFORMATION 1.1 Introduction DC Power Plants from A PC have unique features that make them easy to install, maintain, and upgrade. The rectifier units are modular and truly “hot - pluggable” into the shelf assembly without any separate AC wiring. All system settings are made from the system cont[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 2 1.3.3 Concealed Damage It is the customer’s responsibility to unpack the power system and equipment re ceived from APC and check for concealed damage. Within 15 days of receipt, check the materials received against the detailed packing list to verify that the quantity and condition are complete and satisfac[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 3 2 CUSTOMER SERVICE AND SUPPORT APC manufactures a line power plants and provides customers with complete product and systems support and service. APC has an international network of factory trained servi ce technicians. The service organization is on call 24 hours a day, 365 days a year. If there is a problem[...]

MX28B - 1200+27V PRODU CT MANUAL Rev 1 4 3.2 Exclusions and Limitations 1. This warranty applies only to the original US domestic purchaser (user) and is not transferable internationally, except with expressed written consent from APC facility in Dallas, Texas. 2. APC reserves the right to void the warranty if identification marks o r serial number[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 5 4 PRODUCT OVERVIEW AND TECHNI CAL DESCRIPTION 4.1 Description The APC Models MX28B1200+27V represents a family of stand - alone +24V DC power plants. Through the use of modular power, a system is configurable in such a manner that it will support most typical applications within the spe cified current range o[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 6 -48V LOADS +24V LOADS BATTERY DISCONNECT LVD (OPTIONAL) BATTERY SHUNT USER INFRASTRUCTURE UTILITY AC BATTERY PLANT +24V RECTIFIERS -48V DC/DC CONVERTERS -48V BUS RETURN BUS +24V BUS WEB/SNMP INTERFACE USER INPUT/OUTPUT MASTER CONTROLLER MX28B-1200 +27 MAIN GND BUS Figure 4 - 2 MX28B1200/2400+27V System Diagra[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 7 4.2 Power Output Capacity A power frame consists of t hree rectifier shelves, each shelf accommodating up to four hot - plug, 100 amp rectifiers. A completely configured power frame with 12 rectifiers is rated at 1200 amps. The master control unit provides control and monitoring for the entire system. The opt[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 8 4.5 Control Unit The microprocessor - based power system control unit is 1U high (1.75”) and provides control and monitoring functions. Features implemented are: • 32 - character alphanumeric display (2 lines by 16 characters) • LED alarm and status indicators • Standard voltage and battery charging c[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 9 Figure 4.4 Battery Connections 4.7 Battery connections Battery connections are made at the top rear of the unit. The +24V and Battery Return buses each provide two sets of 3/8” - 16 holes on 1 inch or 1 ¾ inch centers for connecting two - hole battery cable lugs. Refer to Figure 4 - 4. A battery disconnect[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 10 Figure 4.5 DC Di stribution. Figure 4.6 DC - to - DC Converters. 4.9 – 48 V DC Distribution from Converters (Optional) Up to eight 24V/ - 48V dc converters can be used to supply power for – 48V loads in increments of 10 Amps each. These conver ters are mounted at to bottom of the unit. Each converter is [...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 11 4.10 Environmental • Ambient Temperature: - 4°F to 149°F ( - 20°C to +65°C) operating - 40°F to 185°F ( - 40°C to +8 5°C) storage • Humidity: 0% to 85% RH non - condensing operating 0% to 95% RH non - condensing storage • Altitude: Up to10,000 feet (3000m) operating Up to 33,000 feet (10,000m) [...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 12 5 INSTALLATION PROCEDURES 5.1 Preparation 5.1.1 Recommended Tools • Standard selection of insulated hand tools. • Proper tools for crimping the selected cable lugs. 5.1.2 Recommended Test Equipment • Digital Multimeter 5.1.3 Equipment Inspection Remove equipment from packing material and inspect for sh[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 13 5.1.5 Room/Locations NOTE: The APC Model MX28B1200/2400+27V DC power plan t is to be installed in a room, vault, or similar enclosure that is accessible only to qualified persons in accordance with the NEC or the authority having jurisdiction. Prior to installation, drawings, floor loading requirements, exte[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 14 5.1.7 Ventilation The rectifiers have fans that provide front to rear airflow for internal cooling. The MX28B1200 housing should mounted to allow free airflow from the front and out the top of the unit. [Refer to Section 4.10 for environmental characteristics.] 5.2 AC Service and Ground Connections ***** WAR[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 15 The AC input enclosure, located at the top rear of the MX28B housing, is provided with three pilot holes in the top for attaching external conduit (Figure 5 - 4), and th ree 1 - inch conduits exiting the bottom for AC wire. AC wiring passing through the conduit will be routed through the access opening in th[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 16 5.3.2 Cable Sizing Considerations The battery cable(s) should be sized sufficiently large to limit the voltage drop from the MX28B DC power plant to the battery during charging per system design requirements. The cable (s) must also carry the full load current during battery operation. If assistance is requi[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 17 5.5 Rectifier Installation The rectifiers are shipped in separate containers. Follow the procedure below to ins tall a rectifier. 1) Remove the rectifier from its shipping box. 2) Slide the rectifier into the shelf between the guides until fully seated. 3) Fasten the rectifier in place with the rectifier ret[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 18 5.7 Alarm Connections The alarm connections for all rectifiers, breakers, and fuses are factory pre - wired. The MX28B DC power plant, however, permits the user to program the system alarms in various ways. A Printed Circuit (PC) board desi gnated “0P9133” is mounted in the space above the master control[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 19 5.7.1 External Alarm Inputs Four external alarm inputs with assignable priority levels are availa ble. These alarm inputs respond to external dry contact closures between normally open (NO) and common (C) or contact openings between normally closed (NC) and C (see Table 5 - 1). Table 5 - 1 . External Alarm I[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 20 ALARM OUTPUT TERMINAL DESIGNATION NO - NC - C USER ALARM NOTES RELAY #1 RELAY #2 RELAY #3 RELAY #4 RELAY #5 RELAY #6 MINOR MAJOR J1 NO1 - NC1 - C1 NO2 - NC2 - C2 NO 3 - NC3 - C3 NO4 - NC4 - C4 J2 NO5 - NC5 - C5 NO6 - NC6 - C6 NO7 - NC7 - C7 NO8 - NC8 - C8 ________________________ ________________________ ___[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 21 5.8.2 Installation of Circuit Breakers 1) Remove the metal circuit breaker cover panels. 2) Use diagonal cutters to cut the metal web of the breaker panel “knock - outs” at the desired breake r locations. 3) Install the circuit breaker(s) by snapping the top terminal onto the upper bus bar and rotating t[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 22 5.9 Battery Temperature Probe Installation The optional temperature probe is used to monitor the battery string temperature. To get the most representative temperature measurement, the probe should be placed in contact with a battery cell that is centrally located. The probe should be placed directly in cont[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 23 5.10.1 Apply AC Power Turn on the circuit b reakers that supply AC power to the rectifier shelves in the MX28B DC power plant. Turn on the individual 20 Amp circuit breakers for each rectifier on the shelf. The main screen should appear on the control unit display (see Figure 5 - 10). The display on the cont[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 24 5.10.3 Full System Power Up To complete a full system power up, perform the following steps 1) Turn OFF all the circuit breakers that supply AC power to the rectifiers in th e MX28B DC power plant. 2) Turn on the external circuit breaker from the battery to the power plant. 3) Turn on all the circuit breaker[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 25 6 SETUP, ADJUSTMENTS, AND OPERATION 6.1 User Interface The MX28B control unit provides a user interface designed with a hierarchical menu that can be viewed on the 32 - character display by “navigating” with the “ ï ” (left), “ ð ” (right), “ ñ ” (up), an d “ ò ” (down) arrow keys loc[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 26 The default passwords for level 1 and level 2 are “1111” and “2222”, respectively. There are no alternate passwords or “backdoors” for accessing the system. A forgotten password may require a new master controller board, at customer expense. System control parameters are stored in non - volatile [...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 27 6.5 Parameter Locations, Descriptions, and Default Values The location, description, and factory programmed default value for each of the MX28B system parameters is found in Table 6 - 1 . The table also shows all of the status and information screens with typical displays. The location of a parameter screen [...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 28 Figure 6 - 2 . Control Unit Menu Structure MX28B120024V + STATUS Sys Voltage Sys Current Conv Voltage Conv Current Sys Temp Batt Current Batt Temp ALARMS Alarm Item 1 Alarm Item 2 Alarm Item 3 Alarm Item 4 Alarm Item 5 Alarm Item 6 Alarm Item 7 Alarm Item 8 Alarm Item 9 Alarm Item 10 Alarm Item 11 Alarm Item[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 29 (Fi gure 6 - 2. Control Unit Menu Structure) Hw Batt T Alm Hw Sys T Alm Hw LVD1 Alm Hw LVD2 Alm SETUP PIN 1 PIN 2 Address 1 Address 2 Address 3 Model Fahrenheit Cntrl Rev FW Version Display Type DATE Date Time OUT-RLY RLY-MAP Out-Rly 1 Alm Out-Rly 2 Alm Out-Rly 3 Alm Out-Rly 4 Alm Out-Rly 5 Alm Out-Rly 6 Alm[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 30 ALIAS In-Rly 1 In-Rly 2 In-Rly 3 In-Rly 4 DIAG Store Cfg Lamp Test Test Relay En Test Relay 1 Test Relay 2 Test Relay 3 Test Relay 4 Test Relay 5 Test Relay 6 Test Min Rly Test Maj Rly MODULES RECT SET-ALM Rect CL Alm Rect Stdby Alm Rect FF Alm Rect RFA Alm PARAM Rect Fail Safe Rect Fail Comm INFO Rect # Cur[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 31 (Figure 6 - 2. Control Unit Menu Structure) CIRBKR SET-ALM Cir Bkr 1 Alm Cir Bkr 2 Alm Cir Bkr 3 Alm Cir Bkr 4 Alm Cir Bkr 5 Alm Cir Bkr 6 Alm • • • Cir Bkr 70 Alm Cir Bkr 71 Alm Cir Bkr 72 Alm ALIAS Cir Bkr 1 Cir Bkr 2 Cir Bkr 3 Cir Bkr 4 Cir Bkr 5 Cir Bkr 6 Cir Bkr 7 Cir Bkr 8 • • • Cir Bkr 70 [...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 32 ALIAS FUSE 1 FUSE 2 FUSE 3 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 14 FUSE 15 FUSE 16 LVD SET-ALM LVD1 Option LVD1 Open Alm LVD2 Option LVD2 Open Alm PARAM LVD1 Trip LVD1 Reset LVD2 Trip LVD2 Reset BATT SET-ALM Batt Disc Thr Batt Disc Alm Batt HV Thr Batt HV Alm Batt LV[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 33 PIN PIN OEM OEM R Offset OEM R Gain OEM C Offset OEM C Gain OEM S Offset OEM S Gain[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 34 Table 6 - 1 . Parameter Locations, Descriptions, and Defa ult Values PARAMETER DESCRIPTION DISPLAY SCREENS / DEFAULT SETTINGS SYSTEM SETUP Password Entry PIN Entry [PIN] Screen for entry of the active password (PIN). PIN m+ 0000 Password Setup Level 1 PIN {2} [SYSTEM/SETUP] Password (PIN) that permits securi[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 35 PARAMETER DESCRIPTION DISPLAY SCREENS / DEFAULT SETTINGS Display Type [SYSTEM/SETUP] Type number for the control unit display. Display Type + 000255 D ate/Time Setup Date {1} [SYSTEM/DATE] Internal system calendar date. Date m+ DEC 16 1999 Time {1} [SYSTEM/DATE] Internal system clock time (24 - hour format).[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 36 Converter Low Voltage {1} [SYSTEM/SET-ALM] Converter voltage is below the low - voltage threshold. Conv LV Alm m+ Minor Sys tem High Temperature {1} [SYSTEM/SET-ALM] The control unit temperature is above the high temperature threshold. Sys HT Alm m+ Minor System Low Temperature {1} [SYSTEM/SET-ALM] The contr[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 37 Test Relay Enable {1} [SYSTEM/DIAG] This para meter must be set to “Enable” to permit the eight output relays to be manually tested; otherwise, the state of the relays will be per system conditions. Test Relay En m+ Disable Test Relay 1 {1} [SYSTEM/DIAG] Setting this parameter to “ON” ene rgizes Rela[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 38 (Table 6 - 1. Parameter Locations, Descriptions, and Default Values) PARAMETER DESCRIPTION DISPLAY SCREENS / DEFAULT SETTINGS Battery Alarms Discharge Alarm {1} [BATT/SET-ALM] An alarm that is ge nerated if the battery discharge current exceeds the programmed battery discharge threshold. Batt Disc Alm m+ Min[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 39 (Table 6 - 1. Parameter Locations, Descriptions, and Default Values) PARAMETER DESCRIPTION DISPLAY SCREENS / DEFAULT SETTINGS Standby Alarm {1} [MODULES/RECT/SET-ALM] This alarm indicates that the control unit is holding a rectifier in the standby mode. Rect Stdby Almm+ n of N Fan Fail Alarm {1} [MODULES/REC[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 40 • • • Breaker 72 Alias {1} [MODULES/CIRBKR/ALIAS] An alternate name (alias) that can be assigned to a circuit breaker if desired. Cir Bkr 72 m+ +24V Circuit Breake r Alarms Breaker 1 Tripped {1} [MODULES/CIRBKR/SET-ALM] An alarm that indicates Circuit Breaker 1 is tripped. Cir Bkr 1 Alm m+ Major • ?[...]

Rev 1 MX28B - 1200+27V PRODUCT MANUAL 41 Input Relay 4 {1} [SYSTEM/IN-RLY/RLY-MAP] An alarm activated i n response to an external contact closure or opening at the Input Relay 4 connection. In-Rly 4 Alm m+ Ignore OUTPUT RELAY SETUP Output Relay 1 Alias {1} [SYSTEM/OUT-RLY/ALIAS] An alternate name (alias) can be assigned to the relay if desi red. Ou[...]

MX28B - 1200+27V PRODUCT MANUAL Rev 1 42 LVD Alarm LVD1 Option {1} [MODULES/LVD/SET-ALM] Set to “Enable” if the unit has an LVD1. LVD1 Option m+ Enable L VD1 Alarm {1} [MODULES/LVD/SET-ALM] Sets the priority or “mapping” of an LVD1 Alarm. LVD1 Open Alm m+ Minor LVD2 Option {1} [MODULES/LVD/SET-ALM] Set to “Enable” if the unit has an LVD[...]