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Huawei SUN2000-45KTL-US-HV-D0 200

Code
200
Shown as
Abnormal DC Circuit
Vendor severity
Major
Page
114
ID
fc:huawei-sun2000-45ktl-us-hv-d0-200
IRI
https://solarlattice.org/kb/fc/huawei-sun2000-45ktl-us-hv-d0-200
Status
active
Also known as
200, Huawei 200, Abnormal DC Circuit
Category
Inverters
Class fault drafted · lead
Production stops drafted · lead
Clears by itself verified · fact

Decoded

Reports DC link fault; look at inverter; do: inverter restart, contact manufacturer service.

What can be behind DC link fault

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

CPS
CPS SCA36KTL Fault0110, CPS SCA36KTL Fault0130, CPS SCA36KTL Fault0020, CPS SCA36KTL Fault0080, CPS SCA36KTL Protect0110, CPS SCA36KTL Protect0070, CPS SCA36KTL Protect0090, CPS SCA50-60KTL Fault0110, CPS SCA50-60KTL Fault0130, CPS SCA50-60KTL Fault0020, CPS SCA50-60KTL Fault0080, CPS SCA50-60KTL Protect0110, CPS SCA50-60KTL Protect0070, CPS SCA50-60KTL Protect0090
Fronius
Fronius Primo 479, Fronius Symo 479
Huawei
Huawei SUN2000-25-30KTL-US 200

Same code in other families

Claims

defined_in

c1 drafted · lead Huawei SUN2000-45KTL-US-HV-D0 User Manual

has_event_class

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

from the Type column

reports

c3 drafted · lead DC link fault

review note: support check: partial - DC bus voltage fault and abnormal DC circuit are stated, which loosely matches DC link fault.

affects

c4 drafted · lead Inverter

has_production_effect

c5 drafted · lead Trip (production stops)

has_recovery

c6 verified · fact Auto-reset (clears by itself)

External causes recover automatically; internal causes 12/15 need a power cycle, then service if the fault persists

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

mitigated_by

c7 drafted · lead Inverter restart

For internal circuit causes 12/15

c8 drafted · lead Contact manufacturer service

If the alarm persists

applies_to

c9 drafted · lead Huawei SUN2000-45KTL-US-HV-D0

Data