HP Power Distribution Unit Management Module - Manual (Page 23)

HP PDR Management Module web interface 23
For a complete list of PDR alarms, see "PDR alarms (on page 23)."
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PDR alarms
PDR alarms include:
Alarm
number Alarm name
6 INPUT_AC_OVER_VOLTAGE
7 INPUT_AC_UNDER_VOLTAGE
8 INPUT_UNDER_OVER_FREQUENCY