Eaton Electrical ETN2000 manuale d’uso

EA T ON ETN1000 / ETN2000 Grid PV -Inverter Inst allation and Operation Manual V ersion 1.6 E 2010.06[...]

1 Before you start….................................................................................................... 3 Safety inst ructions ................................................................................................... 4 Limited W a rranty ....................................................................................[...]

Edition 1.6E, 2010/06 2 Front Panel ............................................................................................. 20 LCD Display Sequenc e: ......................................................................... 22 Maximum Power Point T r acking (MPPT) ............................................... 22 Maximum Power Point T r acki[...]

3 Before you st art… Congratulations on choosi ng EA T ON ETN1 000 / ETN2000 Gri d PV -Inverter , a product from EA TON Grid PV -Inverter is a highly reliable product due to it s innovative design and perfect quality co ntrol. Such an inverter is used in high demand, grid-linked PV systems. T T h h i i s s m m a a n n u u a a l l c c o o n n t t [...]

Edition 1.6E, 2010/06 4 Safety instructions z Risk of Electric Shock 1. Do not remove the ca sing. Inverter contains no u ser serviceable part s. Refer servicing to qualified se rvice personnel. B B o o t t h h A A C C a a n n d d D D C C v v o o l l t t a a g g e e s s o o u u r r c c e e s s a a r r e e t t e e r r m m i i n n a a t t e e d d i i[...]

5 z Hot surfaces Although designed to meet all safety requirem ent s, some part s and surfaces of Inverter are still hot dur ing operation. T o reduce the risk of injury , do not to uch the he at sink at the ba ck of the PV -Inverter or nearby surfaces while Inverter is operating.[...]

Edition 1.6E, 2010/06 6 Limited W arrant y Inverter comes with a limited warranty . This warranty includes all defect s of design, component s and manufacturi ng. Excluded fro m warranty are damages due to: z Breaking the product seal (openi ng the casing) z Improper transport ation and delivery z Unqualified persons openi ng the unit z Improper in[...]

7 1. Overview 1.0 kW / 2.0kW Design Overview Front Vie w Bottom V iew Part s Description Display in f ormation switch Operatio n LED, Green , n ormal Operation LED, Red, fault status Solar panel input RS232 cover Optional communicati ons slot: RS232 & others Utility (AC) connectio n: T ermi nal Black LCD Disp lay: Showing the inverter status[...]

Edition 1.6E, 2010/06 8 2. Features z V ery high conversion ef ficie ncy (up to 96%) z MPPT (Maximum Power Point T racking) z Higher power cap acity tha n similar products of the same si ze. z Embedded LCD display showi ng complete status information z Natural convection cooli ng . Quiet, fan-less design z S tylish, modern casi ng z Compact, sm all[...]

9 3. Inst allation instructions Opening the p ackage After opening the package, please ch eck the content s of the box. It should contai n the followin g: 1. One Inverter 2. One Instruction manual 3. One mounting frame 4. 4 mounting screws 5. 2 safety-lo c k screws 6. One cable gland and TB cover for AC cable Before inst allation Before startin g i[...]

Edition 1.6E, 2010/06 10 I I n n v v e e r r t t e e r r c c a a n n b b e e i i n n s s t t a a l l l l e e d d a a n n d d o o p p e e r r a a t t e e d d a a t t l l o o c c a a t t i i o o n n s s w w h h e e r r e e t t h h e e a a m m b b i i e e n n t t t t e e m m p p e e r r a a t t u u r r e e i i s s u u p p t t o o 5 5 5 5 ° ° C C . .[...]

11 Mounting Inverter to the wall 1. Select a wall or solid vertical surf ace that can support the PV -Inverter . 2. Inverter requires adequate cooli ng space. Allow at least 20cm space above and below the inverter . 3. Using the mounting frame as a templ a te, drill 4 holes as illustrated in the following figures. 4. Fix the mounting frame as the f[...]

Edition 1.6E, 2010/06 12 5. Hang the inverter on the mounting frame S S e e l l e e c c t t t t h h e e i i n n s s t t a a l l l l a a t t i i o o n n l l o o c c a a t t i i o o n n s s o o t t h h a a t t t t h h e e s s t t a a t t u u s s d d i i s s p p l l a a y y c c a a n n b b e e e e a a s s i i l l y y v v i i e e w w e e d d . . C C h [...]

13 b) Check the upper stra ps of PV -Inverter and ensure it fits on to the bracket c) Insert safety-lock screws to t he bottom leg to secure the inverter C C h h e e c c k k t t h h e e s s e e c c u u r r e e m m o o u u n n t t i i n n g g o o f f t t h h e e P P V V - - I I n n v v e e r r t t e e r r b b y y t t r r y y i i n n g g t t o o r r [...]

Edition 1.6E, 2010/06 14 Connecting to the grid (AC utility) 1. Measure grid (utility) voltag e and fre quency . It should be 230V AC (or 220V AC), 50/60Hz, and sin gle pha se. 2. Open the breaker or fuse b etween PV -Inverter and utility . 3. For Inverter , connect AC wires as follows: z Insert utility wires through cable gland. Connect wires acco[...]

15 z T wist the gland, att ached screws in order to seal the AC gland c over . T T o o p p r r e e v v e e n n t t r r i i s s k k o o f f e e l l e e c c t t r r i i c c s s h h o o c c k k , , e e n n s s u u r r e e t t h h e e g g r r o o u u n n d d w w i i r r e e i i s s p p r r o o p p e e r r l l y y e e a a r r t t h h e e d d b b e e f f[...]

Edition 1.6E, 2010/06 16 10A DC in 2.0kW . B B e e f f o o r r e e c c o o n n n n e e c c t t i i n n g g P P V V p p a a n n e e l l s s t t o o D D C C t t e e r r m m i i n n a a l l s s , , p p l l e e a a s s e e m m a a k k e e s s u u r r e e t t h h e e p p o o l l a a r r i i t t y y i i s s c c o o r r r r e e c c t t . . I I n n c c o o[...]

17 4. System Diagram The typical connection diagram fo r t he entire PV system is sh own in the following figure. 1. PV Panel : Provide DC power to inverter . 2. EA TON ETN1000 / ETN2000 PV Inverter converts DC (Direct Current) power from PV panel(s) to AC (Alternating Current) power . Because Inverter is grid-conne cted it controls the current amp[...]

Edition 1.6E, 2010/06 18 5. Operating Y our PV -Inverter Modes of operation There are 3 dif f erent mode s of operation. 1. Normal mode : In this mode, Inverter wo rks normally . Whenever the supplied power from PV p anel is sufficient (volt age>150VDC), Inverter convert s power to the grid as generat ed by the PV panel. If the power is insuffic[...]

19 Front Panel arrangement LED There are 2 LED’ s o n Inverter , one is green and the other i s red. Normally , only the green LED switch es on during operation. Their indicated status is expl aine d as follows: 1. Power on (green LED): It lights to in dicate that Inverter is runni ng. 2. Fault (red LED): Illuminates during a “fault” or “fa[...]

Front Panel Operating Inverter is quite easy . During normal operation, Inverter runs automatically . However , to achieve maximum conversion ef ficien cy of Inverter , please read through the following information: 1. Automatic ON-OFF: Inverter star t s up automatically when DC -power from the PV panel is suf ficient. Once the PV -Inverter start s[...]

Repeatedly press the fun ction key until the desired display is reached. Release the key and press again for more than 2 second until you see “Lock”, release the key; the information remain s on the display . T o change the display ag ain, please press the key as indicate d in above section 3. Change displ ay informatio n. 5. LCD backlight cont[...]

LCD Display Sequence: Pac =xxxx.xW Eac=xxxxxxkWh Vdc=xxx.xV Iac= x.xA Frequency=xx.xHz Model A1.00 Normal state Contrast Set language Feeding T otal energy DC-PV voltage Feeding current Etoday=xxx.xxKWh Daily energy AC-Grid freq. Model name FW version Operating status Contrast Adj. Set language V ac=xxx.xV AC-Grid voltage Edition 1.6E, 2010/06 22[...]

Maximum Power Point T racking (MPPT) A good PV inverter must be able to convert the maximum power from any PV panel. Due to its advanced design, In verter PV -Inverter can track the maximum power from your PV panel in any condition. When the displayed power on the L CD output does not change dramatically , inverter is con v erting the maximum power[...]

6. Inverter S tatus Inverter is designed to be use r-f riendly . Therefore, the st atu s of the Inverter can be easily understood by readin g the informatio n that shown on the front panel display . All possible messages are shown in the followin g t able. Display information Operating conditions In English Description Normal Working Status Power o[...]

Operating conditions In English Description Feeding current Iac = x.xA Feeding current amount in xx.x A PV array volt age Vdc = xxx.x V Input voltage from PV arra y , xxx.x VDC Daily Energy Etoday=xxx. xxKW h The accumulated kWh of that day System Fault Isolation failure Isolation fault Earth fault of the PV -panels or failure of surge voltage prot[...]

Operating conditions In English Description DC bus voltage is too high High DC Bus The DC BUS voltage is higher than expected DC bus voltage is too low Low DC Bus The DC BUS voltage is lower than expected 2.5V reference voltage inside problem Ref 2.5V Fault The 2.5V r eference inside are abnormal Output DC sensor abnormal DC Sensor Fault Detection [...]

7. Communications Inverter is equipped with a powerful co mmuni cations interface and options. Use Inverter ’s EZ control to monitor t he st atus of your PV -Inverter . Also, qualified personnel can upgrade the firmwa re using the RS232 port. 1. RS232: T o use the RS232 port, remove the RS232 cover on the bot tom side of Inverter . It is a DB9 so[...]

EA TON Cont act Information T elephone: 1300 3 EA TO N Web: http://www .Eatonelectric.com.au/ T T o o p p r r e e v v e e n n t t r r i i s s k k o o f f d d a a m m a a g g e e i i t t i i s s r r e e c c o o m m m m e e n n d d e e d d t t h h a a t t o o n n l l y y a a u u t t h h o o r r i i z z e e d d p p e e r r s s o o n n n n e e l l p p [...]

8. T rouble shooting In most situations, the Inverter requi res very little service. Howeve r , if Inverter is not able to work perfectly , please refer to the following instructions before calling your local dealer . z Should any problems arise, the red (Fault) LED on the front p anel turns on and the LCD displays the rel evant information. Please[...]

Over T emperature 1. The internal temperature is higher than specified normal value 2. Find a way to reduce the ambient temperature. 3. Or move the inverter to a cooler environment 4. If it is not effective, please contact Eaton. Relay Failure DC INJ High EEPROM Failure SCI Failure High DC Bus Low DC Bus Ref 2.5V Fault DC Sensor Fault GFCI Failure [...]

9. S pecifications Electrical Model EA TON ETN1000 EA TON ETN2000 Nominal AC power 1000W 2000W Max. AC po wer (in 10 minutes) 1 100W 2200W Input Nominal DCV 360V DC 360V DC Max. open DCV 500V DC 500V DC MPPT range 150 to 450V DC 150 to 450V DC Working range 100 to 500V DC 100 to 500V DC Max. input current 5A DC 10A DC Output Operational voltage ran[...]

∗ Product specifications are subject to change without notice Edition 1.6E, 2010/06 32[...]