OPTI-UPS MD120L - Manual (Page 99)

42 Chapter 4 Operator Control and Display Panel
42
Alarm Explanation
N# inverter fault N# module inverter fault
N# rectifier
overheat
N# module rectifier overheat
N# fan fault N# module fan fault
N# output overload N# module output overload
N# overtime of
overload
N# module output overtime of overload
N# inverter
overheat
N# module inverter overheat
Inverter power
supply ban
Inverter power ban supply
Manual switch of
bypass
Switch the system to bypass output manually
Cancel manual
switch of bypass
Switch the system from bypass to inverter output manually
Battery low voltage Battery low voltage
Battery reversal Battery polarity reversal
N# inverter
protection
N# module inverter protection
Input N line
disconnected
System input N line is not connected
Bypass fan fault Bypass module fan fault
N# manual
shutdown
N# module manual power off