Dell PowerVault NX3500 Administrator's Manual page 194

Table A-1. External Alarm Conditions
Alarm
Site wiring
problem
Output
overload level
L2
Output
overload level
L3
Battery DC
over voltage
Inverter AC
over voltage
Inverter AC
under voltage
194
BPS Alarms
Description
Site Fault detection is
supported on LV & HV
models anytime there is
a Neutral connection
AND it is an LV model
or has been manually
enabled on the HV
model.
Alarm triggers when the
difference between
ground and neutral
voltage is >= 25Vrms.
Load greater than level
2 threshold and less
than level 3 threshold.
Alarm clears when the
load drops below 5% of
the set point.
Load greater than level
3 threshold.
Alarm clears when the
load drops below 5% of
the set point.
Battery voltage levels
have exceeded the
maximum allowable
limits.
UPS has detected
abnormally high
inverter output voltage
levels.
UPS has detected
abnormally low inverter
output voltage levels
(continued)
Audible Corrective Action
Beeping Check the site wiring.
Beeping Contact Dell.
Beeping Contact Dell.
Beeping Contact Dell.
Beeping Contact Dell.
Beeping Contact Dell.