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Service Manual

PV1100 PLUS Series

(1200VA/1800VA/2400VA)

- 1 -

1. General Information

1.1Brief introduction

This manual mainly introduces the maintenance methods of PV11-1200

model, disassembly and some attention; please refer to PV11-1200

maintenance manual when repairing PV11-1800/PV11-2400.

1.2 Inverter Schematic Diagram

PV Priority: Black Arrow
AC Priority: Red Arrow

Batter

Load

PV Board

DC/DC

INVERTER

Line

Charger

DC/DC

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Содержание PV11-1200 PLUS

Страница 1: ...Service Manual PV1100 PLUS Series 1200VA 1800VA 2400VA Solar Inverter Charger PV1100 PLUS 1200VA 1800VA 2400VA ...

Страница 2: ...ntenance 4 4 Fault Symptom 4 4 1 Inverter Failure in Starting 4 4 2 PV Failure in Charging 5 4 3 Fault Code 00 01 When Starting Inverter 6 4 4 Fault Code 02 6 4 5 Fault Code 03 7 4 6 Fault Code 04 7 4 7 Fault Code 05 7 4 8 Fault Code 06 7 4 9 Fault Code 07 8 4 10 Fault Code 10 8 4 11 Fault Code 12 8 4 12 Fault Code 14 9 4 13 Fault Code 15 9 5 Inverter Disassemble Assemble 10 6 Inverter Testing aft...

Страница 3: ...anual mainly introduces the maintenance methods of PV11 1200 model disassembly and some attention please refer to PV11 1200 maintenance manual when repairing PV11 1800 PV11 2400 1 2 Inverter Schematic Diagram PV Priority Black Arrow AC Priority Red Arrow Batter Load PV Board DC DC INVERTER Line Charger DC DC ...

Страница 4: ...A 1800VA 2400VA 2 1 3 Inverter Components Instructions Figure 1 1 Main Board Button Board Control Board PV Charger Board LCD Screen Battery Reverse Protection Part Figure 1 2 Figure 1 2 Figure 1 4 Figure 1 5 Figure 1 6 Figure 1 7 Figure 1 8 ...

Страница 5: ...Output overload 02 Battery damaged 03 Inverter output volt is over 280VAC 04 Inverter output volt is below 170VAC 05 PV charger MOS temperature is too high 06 Battery volt is too high 07 Fan fault Warning Code Description 10 PV charge current is too large 11 PV input volt is too low 12 PV input volt is too high 14 Frequency abnormal 15 Battery volt is too low 16 Overload warning ...

Страница 6: ...olt is normal B Battery Reverse Protection Board Fuse Broken Check if fuse is disconnected Figure 1 1 C Control Board Auxiliary Power Abnormal Check if auxiliary power MOS and IC are broken Figure 1 7 less possibility normally occurs when inverter blast Position Type Normal Value Failure Status Battery input terminal Cable connection terminal 10 14VDC Beyond normal value Position Type Normal Value...

Страница 7: ...her value Note If confirmed MOS broken need to check if relative drive resistor is burned broken resistor value is larger than normal one F Cables Not to Connect Well Position Type Normal Value Failure Status Connection cable between control board and button board Connection cable Connected well Disconnected 4 2 PV Failure in Charging Possible Reasons as follows A PV Cables Connected Reversely or ...

Страница 8: ...load Disconnect load and restart to check if it is the load problem B Main Board Output Invert MOS Broken Figure 1 3 Position Type Normal Value Failure Status Main board Q8 Q16 MOS Boost reversely between D S 0 515 Short circuit or other value Note If confirmed MOS broken need to check if relative drive resistor is burned broken resistor value is larger than normal one 4 4 Fault Code 02 Possible R...

Страница 9: ... possibility normally occurs when inverter blast 4 6 Fault Code 04 Possible Reasons as Follows A Battery volt is too low and load is too large Disconnect load and restart 4 7 Fault Code 05 Possible Reasons as Follows A PV charger board temperature too high circuit abnormal Figure 1 4 Position Type Normal Value Failure Status PV charger board C14 Chip capacitor Resistance valus is around 8 5K Big g...

Страница 10: ... Q7 MOS Boost reversely between D S 0 455 Short circuit or other value B PV current detected abnormal circuit damaged Figure 1 6 Position Type Normal Value Failure Status PV charger board U1 U2 IC Normal Pin out to earth 4 pins short circuit 4 11 Fault Code 12 Possible Reasons as Follows A PV input volt is over rated max open circuit volt Position Type Normal Value Failure Status PV cable connecti...

Страница 11: ...ue Failure Status Utility input socket Socket 40 70 Hz Beyond normal value 4 13 Fault Code 15 Possible Reasons as Follows A Battery low volt warning B Low DC cut off voltage is set too high Position Type Normal Value Failure Status Setting option 07 Low DC cut off voltage 10 5 11 5VDC Others 4 14 Fault Code 16 Possible Reasons as Follows A Overload warning Deduct some loads ...

Страница 12: ...e off the connection cable of LCD and button board 5 3 Dis assembly battery reverse protection board take off all cables on main board 5 4 Dis assembly the screws on main board then you can take out the main board please note there s snap joint when taking it out 6 Inverter Testing after Repairing 6 1 Connect DC and test OK 6 2 Connect AC and test OK 6 3 Connect PV and test OK ...

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