ABB PCS100 UPS-I User Manual page 107

PCS100 UPS-I User Manual
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utility failure.
Discharge T/O The maximum autonomy period
has been exceeded and the
PCS100 UPS-I will transfer back to
the Utility.
Inverter Off
End Of Discharge The Battery or Ultracapacitor
Energy Storage is discharged.
Wait for them to recharge.
Discharge A hardware over current or
Overload heating hot event has occurred
during a discharge event.
Mains Lost Again The utility exceeded the voltage
thresholds while the PCS100 UPS-
I's Inverter was trying to
synchronize back to the utility.
Test Mode A test mode has been activated.
Load Current High The load current exceeds 100% of
the PCS100 UPS-I rating.
Special Disconnect A test mode was selected for
Mode testing the Utility Disconnect and
has not been deselected. Note:
919 Disconnect Mode NOTICE!
Test Mode Do not leave the
PCS100 UPS-I in test mode.
Leaving the PCS100 UPS-I in test
mode after testing is competed
can damage the PCS100 UPS-I.
Tx CB Tripped The Coupling Transformer circuit
breaker has been tripped. Note:
The software may trip the circuit
breaker in response to another
fault.
SCR Hot The SCR (Silicon Controlled
Rectifier) heat sink is too hot
(90°C). Note: When this fault
occurs, the Utility Disconnect
status LED4 is off (not
illuminated).
Info only
Info only
Info only
Info only
Reduce the load current to
maintain full protection.
Ensure all test modes are
deselected.
Check the Event Log for
the reason why the CB has
opened. Remedy the
problem. Reset (close) the
circuit breaker.
Ensure all module fans are
operating and ensure there
are no obstructions to the
airflow.
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