c1 drafted · lead CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
Fault codes › CPS › CPS SCA100K-T-US-480 / SCA50K-T-US-208
CPS SCA50-100K-T Fault4040
Decoded
Reports DC overvoltage; look at PV array; confirm with DC voltage measurement; do: inverter restart, contact manufacturer service.
What can be behind DC overvoltage
Failure modes that present as the reported condition, and the tests that tell them apart.
Defined in
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0 — CPS (Chint Power Systems) · page 145 drafted · lead
tbl=63.r2h=e375203fba3e
The manufacturer's own cause and corrective text is not reproduced here.
Same condition on other equipment
Claims
defined_in
has_event_class
c2 drafted · lead Fault (device stops or needs intervention)
from the code prefix
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
reports
c3 drafted · lead DC overvoltage
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
affects
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
detected_by
c5 drafted · lead DC voltage measurement
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
mitigated_by
c6 drafted · lead Inverter restart
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
c7 drafted · lead Contact manufacturer service
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
has_production_effect
c8 drafted · lead Trip (production stops)
Protection fault; restart required after the alarm clears implies the inverter stopped.
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e - CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=48h=9cff980c7e47
review note: support check: partial - Restart is required, implying a stop, but a trip is not explicitly stated.
has_recovery
c9 drafted · lead Manual reset (operator restarts or acknowledges)
Wait for alarm to clear, then restart; if persistent, check open-circuit PV voltage, then service.
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e
applies_to
c10 drafted · lead CPS SCA100K-T-US-480 / SCA50K-T-US-208
- CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0
tbl=63.r2h=e375203fba3e