Product Specification for Power and Battery Cabinet
6.7.2 Alarm Description
Internal Alarm in the PBC
AC fault
Raise condition: Activated if AC mains is below 85 V
Cease condition: Activated if AC mains is more than
88 V
Alarm severity: Warning
Action: None
AC/DC fault
Raise condition: Activated if output voltage from
PSU is less than 45 V
Cease condition: The normal voltage has returned
Alarm severity: Warning
Action: None
DC/DC overload
Raise condition: Activated if one of the two 24 V
outputs are overloaded, for example,
the current is outside specified value.
Cease condition: The load must be disconnected and
the current must be within specified
values.
Alarm severity: Warning
Action: None
DC/DC fault
Raise condition: Activated with low output voltage or
high temprature in DC/DC &
Supervisor.
Cease condition: The normal voltage and the
temperature has returned.
Alarm severity: Warning
Action: None
Battery fault
Raise condition: Activated if the battery is faulty or if
charging is not operating normally.
Cease condition: Correct battery or normal charging
has returned.
EN/LZT 123 2697 R5A
1998-08-13
81 (306)
© Ericsson Radio Systems AB
— All Rights Reserved —
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