OPTI-UPS MD120L - Manual (Page 98)

Chapter 4 Operator Control and Display Panel 41
41
Alarm Explanation
Battery float
charging
Battery is in float charging
Battery discharging The system is operating in battery discharging status.
Battery connected Battery is connected
Battery
disconnected
Battery is not connected
Maintenance circuit
breaker close
Maintenance circuit breaker is close
Maintenance circuit
breaker open
Maintenance circuit breaker is open
Emergency
shutdown
System emergency shutdown, EPO
Generator
connected
External generator is connected
Mains abnormal Input mains abnormal
Bypass phase
conversion
Bypass input phase converse
Bypass voltage
abnormal
Bypass input voltage abnormal
Bypass fault Bypass fault
Bypass overload Bypass output is overload
Up to bypass
overtime of
overload
Bypass is overtime of overload
Bypass frequency
tracing exceeds
Bypass frequency is out of the tracing range
Switch times up to
in this hour
The times of switch between bypass and inverter exceeds 5 times in the latest
hour.
Output short System output short
Battery EOD Battery voltage achieves shutdown point
Battery self-check The system enters battery self-check mode
Battery self-check
success
Battery normal during system self-check
Battery manual
check failure
Battery fault during system self-check
Battery
maintenance
The system is in battery maintenance status
Battery
maintenance
success
Battery maintenance status completes
Battery
maintenance failure
Battery maintenance process is not normal
Stop testing Battery self-check or battery maintenance status stops
Fault clearing Clear the alarmed fault
Delete history
record
Delete all history record
N# communication
node connected
N# module is connected to UPS system
N# communication
node disconnected
N# module is not connected to UPS system
N# rectifier fault N# module rectifier fault