Solar Lattice

Fault codes › ABB / FIMER › TRIO-20.0/27.6-TL-OUTD(-US)

ABB / FIMER TRIO-20.0-27.6-TL E023

Code
E023
Shown as
DC in error
Vendor severity
Error
Page
112
ID
fc:abb-trio-20-27-6-tl-outd-e23
IRI
https://solarlattice.org/kb/fc/abb-trio-20-27-6-tl-outd-e23
Status
active
Also known as
E023, e23, ABB / FIMER E023, DC in error
Category
Inverters
Class fault drafted · lead
Production not stated
Clears by itself drafted · lead

Decoded

Reports high DC injection; do: contact manufacturer service.

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 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 SCA50-60KTL 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 FIMER TRIO-20.0-27.6-TL-OUTD Product Manual RevG

has_event_class

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

from the code prefix

reports

c3 drafted · lead High DC injection

has_recovery

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

Resumes on its own; systematic recurrence indicates internal fault needing service.

mitigated_by

c5 verified · fact Contact manufacturer service

Only when the error keeps recurring.

verified by: review-workflowverified on: 2026-10-23

applies_to

c6 drafted · lead TRIO-20.0/27.6-TL-OUTD string inverter

Data