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Fault codes › CPS › CPS SCA100K-T-US-480 / SCA50K-T-US-208

CPS SCA50-100K-T Protect0240

Code: Protect0240
Shown as: Inv HW Overcurr
Vendor severity: Protection
Page: 136
ID: fc:chint-sca-50-100k-t-protect240
IRI: https://solarlattice.org/kb/fc/chint-sca-50-100k-t-protect240
Status: active
Also known as: Protect0240, protect240, CPS Protect0240, Inv HW Overcurr
Category: Inverters

Class fault drafted · lead

Production not stated

Clears by itself drafted · lead

Decoded

Reports inverter overcurrent; do: inverter restart, inverter replacement, contact manufacturer service.

What can be behind Inverter overcurrent

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 136 drafted · lead
- tbl=54.r1 h=6acb07e190e3

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

CPS: CPS SCA25KTL-208 Protect0030, CPS SCA25KTL-480 Protect0030, CPS SCA50-100K-T PFault0080, CPS SCA50-100K-T Protect1060, CPS SCA50-100K-T Protect0030, CPS SCH100-125KTL Protect0030, CPS SCH125KTL-AIO Protect0030, CPS SCH200-250K-T Protect0240, CPS SCH275KTL Protect0030, CPS SCH350KTL Protect0030
Canadian Solar: Canadian Solar 185-255K IGBT-OV-I
KACO new energy: KACO new energy blueplanet TL3 184, KACO new energy blueplanet TL3 185, KACO new energy blueplanet TL3 186, KACO new energy blueplanet TL3 206, KACO new energy blueplanet TL3 97
Schneider Electric: Schneider Electric CL125 022
Solis: Solis 3P-5G-US IGBT-OV-I, Solis RHI-1P-HV IGBT-OV-I, Solis S6-EH1P IGBT-OV-I, Solis S6-EH2P IGBT-OV-I, Solis S6-EH3P30-60K IGBT-OV-I, Solis S6-EH3P75-150K IGBT-OV-I, Solis S6-GC IGBT-OV-I, Solis S6-GU IGBT-OV-I
Yaskawa Solectria: Yaskawa Solectria PVI-25TL-R Protect0030

Same code in other families

CPS SCH200-250K-T Protect0240

Claims

`defined_in`

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=54.r1 h=6acb07e190e3

`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=54.r1 h=6acb07e190e3

`reports`

c3 drafted · lead Inverter overcurrent

CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0 tbl=54.r1 h=6acb07e190e3
CPS SCH200-250K-T-US User Manual Aug 2026 tbl=42.r2 h=942a5485e959

`has_recovery`

c4 drafted · lead Auto-reset (clears by itself)

One manual says to observe first; the other starts with a restart and then replacement.

CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0 tbl=54.r1 h=6acb07e190e3

review note: support check: partial - u12 supports observing for auto-clearing, but the note's claim about the other manual (u13) is not in the cited passage.

`mitigated_by`

c5 drafted · lead Inverter restart

CPS SCH200-250K-T-US User Manual Aug 2026 tbl=42.r2 h=942a5485e959

c6 drafted · lead Inverter replacement

CPS SCH200-250K-T-US User Manual Aug 2026 tbl=42.r2 h=942a5485e959

c7 drafted · lead Contact manufacturer service

CPS SCA100K-T-US-480 SCA50K-T-US-208 User Manual Rev 1.0 tbl=54.r1 h=6acb07e190e3

`applies_to`

c8 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=54.r1 h=6acb07e190e3

Data