112
PCS100 UPS-I
User Manual
Code Origin Event
Type
GDM Description Event Description
Recommended Action
328
S
W
SCM Comms lost
The Auxiliary Master Module has
failed to receive a response to a
status request from the SCM.
(1) Check the Event Log for
SCM errors.
(2) Check the power supply
to the SCM. (3) Check
VCAN cables and
connections between the
Auxiliary Master Module
and the SCM.
329
S
W
System Copper
Hot
Coupling Transformer winding
temperature is near its limit.
Note: The temperature is
calculated using a thermal model.
Ensure the load current
does not exceed the
PCS100 UPS-I
specification.
330 S
F
System Copper
Over Temp
Coupling Transformer winding
temperature too hot (over the
limit). Note: The temperature is
calculated using a thermal model.
Ensure the load current
does not exceed the
PCS100 UPS-I
specifications.
331
S
W
SCM fault
The System Configuration Module
(SCM) has detected a fault in the
SCM or the System.
Consult the factory.
332
S
Info
Master Reset
The Auxiliary Master Module has
detected that it has received a
reset.
If this event is preceded by
a user-initiated system
reboot then it can be
ignored. Otherwise send
the Service Log to the
factory for assessment.
333
S
W
Float Charger Fault The Float Charger has a fault.
While not preventing the PCS100
UPS-I from operating once
running, it will likely prevent it
from restarting after a deep
discharge and/or power cycle.
To identify the source of
the fault, check the LEDs
on charger’s printed circuit
board against Service
guide document number
2UCD120000E409.
If the charger circuit
breaker has been tripped,
investigate the cause of
the trip.
334 S
W
Energy Storage
Warning
Capacitor Energy Storage
Systems. There is a warning in an
Energy Storage Enclosure.
Refer to the Ultracapacitor
Monitor Board Reference
Card (document
2UCD000391E00016) and
PCS100 UPS-I User Manual
(2UCD120000E001)
336
S
W
UD Cooling
Pressure Low
Low cooling pressure detected in
the Utility Disconnect Enclosure.
Ensure the enclosure doors
are closed and properly
latched.
Confirm input voltage and
continuity of supply to the
fan(s).
Check, clean and/or renew
filters.
Confirm the fans are free
to rotate.
Replace fans if necessary.
Confirm correct
connection of pressure
switch and tubing.