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Fault codes › CPS › CPS SCA50/60KTL-DO/US-480

CPS SCA50-60KTL Protect0170

Code
Protect0170
Shown as
DCI high
Vendor severity
Protection
Page
6
ID
fc:chint-sca-50-60ktl-protect170
IRI
https://solarlattice.org/kb/fc/chint-sca-50-60ktl-protect170
Status
active
Also known as
Protect0170, protect170, CPS Protect0170, DCI high
Category
Inverters
Class fault drafted · lead
Production not stated
Clears not stated

Decoded

Reports high DC injection; do: inverter parameter adjustment, inverter replacement.

What can be behind High DC injection

Failure modes that present as the reported condition, and the tests that tell them apart.

Defined in

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

Same condition on other equipment

ABB / FIMER
ABB / FIMER PVS-166-175-TL E023, ABB / FIMER PVS-60-TL E023, ABB / FIMER TRIO-20.0-27.6-TL E023, ABB / FIMER UNO-DM-3.3-5.0-PLUS E023, ABB / FIMER UNO-DM-6.0-PLUS E023
CPS
CPS SCA25KTL-208 Protect0170, CPS SCA25KTL-480 Protect0170, CPS SCA36KTL Protect0170, CPS SCA50-100K-T Protect0170, CPS SCH100-125KTL Protect0170, CPS SCH125KTL-AIO Protect0170, CPS SCH200-250K-T Protect0170, CPS SCH275KTL Protect0170, CPS SCH350KTL Protect0170
Canadian Solar
Canadian Solar 185-255K DCinj-FAULT
Fronius
Fronius Galvo 408, Fronius Primo 408, Fronius Symo 408
Huawei
Huawei SUN2000-100KTL-USH0 2040, Huawei SUN2000-25-30KTL-US 202, Huawei SUN2000-45KTL-US-HV-D0 202
KACO new energy
KACO new energy blueplanet TL3 33
SMA
SMA SB-US-40 601, SMA SB-US-41 601, SMA SBSE-US-50 601, SMA PEAK3-US 601, SMA CORE1-US 601, SMA STP-TL-US 601, SMA STP-X-US 601
Schneider Electric
Schneider Electric CL125 011
Solis
Solis 3P-5G-US DCInj-Fault, Solis RHI-1P-HV DCInj-Fault, Solis S6-EH1P DCInj-Fault, Solis S6-EH2P DCInj-Fault, Solis S6-EH3P30-60K DCInj-Fault, Solis S6-EH3P75-150K DCInj-Fault, Solis S6-GC DCInj-Fault, Solis S6-GU DCInj-Fault
Yaskawa Solectria
Yaskawa Solectria PVI-25TL-R Protect0170

Same code in other families

Claims

defined_in

c1 drafted · lead CPS-SCA36-50-60KTL fault and troubleshooting

has_event_class

c2 drafted · lead Fault (device stops or needs intervention)

from the code prefix

reports

c3 drafted · lead High DC injection

mitigated_by

c4 drafted · lead Inverter parameter adjustment

Raise the DCI limit first; replace inverter if fault persists.

c5 drafted · lead Inverter replacement

applies_to

c6 drafted · lead CPS SCA50-60KTL-DO/US-480

Data