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Inverter Over temperature
reserve
Battery reverse
Cable connection error
CAN comm. Fault
Parallel load sharing fault
Battery over voltage
Mains Site Wiring Fault
Bypass Site Wiring Fault
Output Short-circuit
Rectifier over current
Bypass over current
Twice per second
Twice per second
Twice per second
Twice per second
Twice per second
Twice per second
Once per second
Once per second
Once per second
Once per second
Once per second
Once per second
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Overload
Once per second
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No battery
Battery under voltage
Battery low pre-warning
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Internal Communication Error
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DC component over limit.
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Parallel Overload
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Mains volt. Abnormal
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Mains freq. abnormal
Once per second
Once per second
Once per second
Once
per
2
seconds
Once
per
2
seconds
Once
per
2
seconds
Once
per
2
seconds
Once
per
2
seconds
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Bypass Not Available
Bypass unable to trace
Inverter on invalid
Module screws unlocked
Inverter not on
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Output switch not ON
Fault LED lit
Fault LED lit
Fault LED lit
Fault LED lit
Fault LED lit
Fault LED lit
Fault LED blinking
Fault LED blinking
Fault LED blinking
Fault LED blinking
Fault LED blinking
BPS LED blinking
INV or BPS LED
blinking
Battery LED blinking
Battery LED blinking
Battery LED blinking
Fault LED blinking
INV LED blinking
INV LED blinking
Battery LED lit
Battery LED lit
BPS LED blinking
BPS LED blinking
Once
per
seconds
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Cabinet Display messages
Events:
No.
1
2
Display message
Initializing
Standby
3
Non-Output
4
On Bypass
5
On Line
6
7
8
9
EPO Activated
Automatic Self Test
Inverter in soft starting
System Fault Detected
Meaning
The DSP and MCU are in Initializing.
The UPS does not provide power to the load
equipment.
Inverter output is turned off and the load connected at
the inverter output receives power from utility line via
STS.
Inverter output power is the primary energy source to
load
Emergency Power Off Switch has been activated.
The UPS has started pre-programmed battery test.
The inverter is in soft-starting
The system has detected an internal error
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