Solar Lattice

Fault codes › Yaskawa Solectria › Solectria SGI 500/750XTM

Yaskawa Solectria SGI-XTM Contactor Fail

Code
Contactor Fail
Vendor severity
Critical
Page
114
ID
fc:yaskawa-solectria-sgi-500-750xtm-contactorfail
IRI
https://solarlattice.org/kb/fc/yaskawa-solectria-sgi-500-750xtm-contactorfail
Status
active
Also known as
Contactor Fail, contactorfail, Yaskawa Solectria Contactor Fail
Category
Inverters
Class fault drafted · lead
Production stops drafted · lead
Clears after a manual reset verified · fact

Decoded

Reports switching device status fault; look at filter contactor; do: inverter restart.

What can be behind Switching device status 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

Fronius
Fronius Galvo 457, Fronius Primo 457, Fronius Symo 457
KACO new energy
KACO new energy blueplanet TL3 125
SMA
SMA SC-CP-XT 7704, SMA SC-CP-XT 7707, SMA SC-CP-XT 7708, SMA SI-US F801, SMA SI-US F809, SMA SI-US F816, SMA SI-US F817, SMA SI-US W808, SMA SI-US W815, SMA SI-US W824
Yaskawa Solectria
Yaskawa Solectria XGI-1500-1MW CRIT-5, Yaskawa Solectria XGI-1500 CRIT-5, Yaskawa Solectria XGI-1500-DCG CRIT-5

Claims

defined_in

c1 drafted · lead SGI 500-750XTM IOM DOCR-070506-D

reports

c2 drafted · lead Switching device status fault

affects

c3 verified · fact Filter contactor

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

has_event_class

c4 drafted · lead Fault (device stops or needs intervention)

has_production_effect

c5 drafted · lead Trip (production stops)

Contactor failing to close prevents connection.

review note: support check: partial - The contactor failing to close implies no connection, but the passage doesn't state that production stops.

mitigated_by

c6 drafted · lead Inverter restart

has_recovery

c7 verified · fact Manual reset (operator restarts or acknowledges)

Restart first; authorized service if it persists.

verified by: review-workflowverified on: 2026-10-23review note: support check: partial - Restart is the corrective action, but clearing by it isn't explicitly stated.

applies_to

c8 drafted · lead Solectria SGI 500/750XTM

Data