A-1 Error List - Omron KP100L-OD - 12-2010 User Manual

A Appendix

A-1 Error list

The table below shows the list of Error and the content of the display of each error.
Error code Content of error
E1-1 Over voltage (Grid)
E1-2 Under voltage (Grid)
E1-3 Over frequency (Grid)
E1-4 Under frequency (Grid)
E1-5 Islanding passive
E1-6 Islanding active
E1-7 Over voltage instantly (Grid)
E1-8 Under voltage instantly (Grid)
E1-0 No Utility
E2-1 Over voltage (DC)
E2-3 Ground I fault
E2-4 Insulation resistance fault
E3-1 Over Current (DC)
E3-2 Over Current (AC)
E3-3 DC Current Injection
E3-4 Over temperature
E4-1 Abnormality of comparison of
measurement 
(between Master CPU and Slave CPU))
Abnormality of comparison of
measurement
(Power source)
Abnormality of comparison of
measurement 
(Circuit of grid frequency)
Abnormality of comparison of
measurement 
(Circuit of grid voltage)
Abnormality of comparison of
measurement 
(Circuit of DC and D/D)
E4-2 Abnormity of efficiency
E4-3 Failure of inverter (Output AC current)
E4-4 Abnormality of ROM version
E4-5 Abnormality of power source
E4-6 Abnormality of eeprom's sum value
E4-7 Failure of eeprom
E5-1 Failure of relay (Grid relay)
Failure of relay (N phase relay)
Failure of relay (Relay for pre-charge)
E5-2 Communication error between Master
CPU and Slave CPU
Communication error between Master
CPU and Display CPU
A - 2
Contents of display[3]
Error name
Grid OV
Grid UV
Grid OF
Grid UF
IslandingPassive
IslandingActive
OV instantly
UV instantly
No Utility
DCOverVolt
Ground I fault
RISO fault
OverDcCurr
OverAcCurr
DcCurrInj
Over temperature
CompMes CPU
CompMes PS
CompMes Freq
CompMes GridVolt
CompMes DcVolt
Efficiency Fail
InvFail CntrCur
ROMver fault
PS fault
EepromSumFailure
EepromFailure
RelayFail Grid
RelayFail N
RelayFail Pre
CpuComFail M-S
CpuComFail M-D
Grid Connect Photovoltaic Inverter KP100L-OD- USER'S MANUAL
content of Mode(AUX_OUT1)
display[2] (Refer to P.74)
error kind 1 2 3
Fault *
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Fault
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Failure
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4 5
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