Solar Lattice

Fault codes › Yaskawa Solectria › Yaskawa Solectria XGI 1500

Yaskawa Solectria XGI-1500 WARN-4

Code
WARN-4
Shown as
Open Phase Detected
Vendor severity
Warning
Page
54
ID
fc:yaskawa-solectria-xgi-1500-warn4
IRI
https://solarlattice.org/kb/fc/yaskawa-solectria-xgi-1500-warn4
Status
active
Also known as
WARN-4, warn4, Yaskawa Solectria WARN-4, Open Phase Detected
Category
Inverters
Class warning drafted · lead
Production stops drafted · lead
Clears by itself drafted · lead

Decoded

Reports phase loss; look at AC cable; confirm with grid voltage measurement; do: AC connection check.

What can be behind Phase loss

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

SMA
SMA SB-US-40 1302, SMA SB-US-41 1302, SMA SBSE-US-50 1302, SMA PEAK3-US 1302, SMA STP-TL-US 1302, SMA STP-X-US 1302, SMA SC-CP-XT 0802, SMA SI-US F818
Yaskawa Solectria
Yaskawa Solectria SGI-XTM Open Phase, Yaskawa Solectria XGI-1500-1MW WARN-4, Yaskawa Solectria XGI-1500-DCG WARN-4

Same code in other families

Claims

defined_in

c1 drafted · lead xgi-1500 manual rev i 21 sep 2021

c2 drafted · lead XGI 1500-125-166 IOM DOCR-071015-FF

c3 drafted · lead XGI 1500 175-250 IOM DOCR-071074-DD

has_event_class

c4 drafted · lead Warning (device continues, a condition is flagged)

from the table header

reports

c5 drafted · lead Phase loss

has_production_effect

c6 drafted · lead Trip (production stops)

has_recovery

c7 drafted · lead Auto-reset (clears by itself)

Self-recovers when the condition clears; service if no phase loss is found

detected_by

c8 drafted · lead Grid voltage measurement

affects

c9 drafted · lead AC cable

mitigated_by

c10 drafted · lead AC connection check

Applies when a phase loss is measured

applies_to

c11 drafted · lead Solectria XGI 1500

Data