Batt Operation; Batt Over Curr; Load Fuse Trip; Batt. Loop Trip - Huawei SMU01C User Manual

SMU01C
User Manual
Measures
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2.

9.5.10 Batt Operation

Possible Causes
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Measures
Check whether an alarm is generated for an AC outage or a faulty rectifier. Rectifier the fault
by referring to related troubleshooting measures.

9.5.11 Batt Over Curr

Possible Causes
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Measures
1.
2.

9.5.12 Load Fuse Trip

Possible Causes
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Measures
1.
2.
3.
4.

9.5.13 Batt. loop Trip

Possible Causes
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Issue 03 (2015-01-05)
Adjust the ambient temperature alarm threshold to a proper range.
Replace the faulty temperature sensor.
An AC outage occurs.
A rectifier is faulty.
The rectifier fails to communicate with the monitoring unit.
Storage batteries are faulty.
If a rectifier is not connected properly, reset and secure it.
Check the storage batteries, and replace faulty ones.
The load circuit breaker is OFF.
The circuit breaker detection wire is loose.
Check the load circuit breaker. If the load circuit breaker is off but not because of short
circuit, switch on the load circuit breaker.
If the circuit breaker detection wire is loose, secure it.
Check whether the voltage at both ends of the circuit breaker is near 0 V using a
multimeter. If yes, the circuit breaker is functional. If no, replace the circuit breaker
because it is faulty.
If the alarm persists after the load circuit breaker is replaced, replace the monitoring unit
because the alarm loop is faulty.
The battery circuit breaker is OFF.
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