ABB HiPerGuard MV UPS User Manual page 77

Medium voltage ups
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ID
Event
W5.146 S
racked out
out
W5.149 S
relay warning
out
W5.155 S
unexpectedly ready to transition
abp
W5.156 S
racked out
apb
W5.158 S
relay warning
abp
W5.162 S
open request & FB mismatch
abp
W5.164 Output current high
W5.170 Output voltage low
W5.174
Prog. Ripple Blocker Bypassed
W5.177
APS enclosure external IO inputs
invalid
W5.180 Energy Storage enclosure external IO
inputs invalid
W5.184 Internally fed 24V PSU failed
W5.185 Externally fed 24V PSU failed
W5.187 24V buffered power supplies not
charged warning
W5.189 MCB open or tripped in APS enclosure
W5.190 APS enclosure fan failed
W5.192 APS enclosure temperature high
W5.197 DC insulation resistance low
HI PE RG UA RD M V UP S U S E R M A N UA L
Description
Output Switch circuit breaker is detected as being
racked out from its cubicle.
Output switch circuit breaker relay warning.
Automatic Bypass switch circuit breaker reports as
ready to transition before software thinks it should.
Automatic Bypass switch circuit breaker is detected
as being racked out from its cubicle.
Automatic Bypass switch circuit breaker relay
warning.
In the Automatic Bypass switch, there has been a
mismatch detected between "open" request and
"open" Feedback.
The output current loading on the system exceeds
system nominal rated current by more than a
certain percentage.
The RMS value of output line voltage has fallen
below the low voltage threshold value.
DC Ripple Blocked has been deliberately bypassed,
as part of a specific test routine
APS enclosure MODBUS Inputs not valid.
Energy Storage enclosure MODBUS INPUTS &
OUTPUTS NOT VALID.
Possible power supply issue or malfunction in APS
enclosure. Feedback from power supplies (T1, T2,
T3, T4 or T5) indicates power supply has failed.
Feedback from power supplies (T6, T7 or T8)
indicates power supply has failed.
Feedback signal from one of buffer PSU (APS or
PE120 enclosure) indicates POWER SUPPLY FAILURE
TO CHARGE within a specified charging period.
One or more MCBs in APS enclosure are OPENED or
TRIPPED.
In APS enclosure, it has been detected that one or
more cooling fans have failed.
The APS enclosure temperature is measured as
HIGHER THAN A PRESET LEVEL. This indicates
COMPROMISED COOLING.
The resistance of DC conductors is LOWER than the
defined limit.
U S E R I NT E R FA CE
77/103

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