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Yaskawa Solectria XGI-1500-DCG WARN-2

Code: WARN-2
Shown as: Phase Lock Loop Failure
Vendor severity: Warning
Page: 56
ID: fc:yaskawa-solectria-xgi-1500-dcg-warn2
IRI: https://solarlattice.org/kb/fc/yaskawa-solectria-xgi-1500-dcg-warn2
Status: active
Also known as: WARN-2, warn2, Yaskawa Solectria WARN-2, Phase Lock Loop Failure
Category: Inverters

Class warning drafted · lead

Production stops verified · fact

Clears after a manual reset drafted · lead

Decoded

Reports grid synchronization failure; do: inverter restart.

What can be behind Grid synchronization failure

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

Defined in

XGI 1500 250 DCG IOM DOCR-071081-DD — Yaskawa Solectria Solar · page 56 drafted · lead
- tbl=18.r2 h=dbb8e24a7219

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

Same condition on other equipment

CPS: CPS SCA50-100K-T Protect0690
KACO new energy: KACO new energy blueplanet TL3 180
SMA: SMA SB-US-41 0205, SMA SC-CP-XT 0205, SMA SC-CP-XT 6425
Yaskawa Solectria: Yaskawa Solectria SGI-XTM Flux Error, Yaskawa Solectria XGI-1500-1MW WARN-2, Yaskawa Solectria XGI-1500 WARN-2

Same code in other families

Claims

`defined_in`

c1 drafted · lead XGI 1500 250 DCG IOM DOCR-071081-DD

XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219

`has_event_class`

c2 drafted · lead Warning (device continues, a condition is flagged)

from the table header

XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219
XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18 h=fc50119e7e7e

`reports`

c3 drafted · lead Grid synchronization failure

xgi-1500 manual rev i 21 sep 2021 tbl=20.r2 h=dbb8e24a7219
XGI 1500 175-250 IOM DOCR-071074-DD tbl=17.r2 h=dbb8e24a7219
XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219

`has_production_effect`

c4 verified · fact Trip (production stops)

Warning events stop AC production; the row says production is temporarily affected

xgi-1500 manual rev i 21 sep 2021 tbl=20.r2 h=dbb8e24a7219
XGI 1500 175-250 IOM DOCR-071074-DD tbl=17.r2 h=dbb8e24a7219
XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219
xgi-1500 manual rev i 21 sep 2021 sec=9.1.2 h=03d6c2913989
XGI 1500 1MW IOM DOCR-071091-H sec=h151 h=b0c738d81358

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

`has_recovery`

c5 drafted · lead Manual reset (operator restarts or acknowledges)

Power cycle first; contact technical support if the error persists

xgi-1500 manual rev i 21 sep 2021 tbl=20.r2 h=dbb8e24a7219
XGI 1500 175-250 IOM DOCR-071074-DD tbl=17.r2 h=dbb8e24a7219
XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219

review note: support check: partial - Power cycle advised, but manual reset as the clearing mode is only implied; warnings self-recover.

`mitigated_by`

c6 drafted · lead Inverter restart

xgi-1500 manual rev i 21 sep 2021 tbl=20.r2 h=dbb8e24a7219
XGI 1500 175-250 IOM DOCR-071074-DD tbl=17.r2 h=dbb8e24a7219
XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219

`applies_to`

c7 drafted · lead Solectria XGI 1500-DCG

XGI 1500 250 DCG IOM DOCR-071081-DD tbl=18.r2 h=dbb8e24a7219

Data