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Fault codes › Canadian Solar › CSI 23/28KTL-CT/US-480

Canadian Solar 23-28KTL-CT GridV.OutLim

Code
GridV.OutLim
Vendor severity
Protection
Page
72
ID
fc:canadian-solar-23-28ktl-ct-gridvoutlim
IRI
https://solarlattice.org/kb/fc/canadian-solar-23-28ktl-ct-gridvoutlim
Status
active
Also known as
GridV.OutLim, gridvoutlim, Canadian Solar GridV.OutLim
Category
Inverters
Class fault drafted · lead
Production stops verified · fact
Clears by itself drafted · lead

Decoded

Reports grid voltage out of range; look at AC cable; confirm with grid voltage measurement; do: AC connection check.

What can be behind Grid voltage out of range

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 SCA25KTL-208 GridV.OutLim, CPS SCA25KTL-480 GridV.OutLim, CPS SCA36KTL GridV.OutLim, CPS SCA50-100K-T Protect0080, CPS SCA50-60KTL GridV.OutLim, CPS SCH100-125KTL GridV.OutLim, CPS SCH125KTL-AIO GridV.OutLim, CPS SCH200-250K-T GridV.OutLim, CPS SCH275KTL GridV.OutLim, CPS SCH350KTL GridV.OutLim
Fronius
Fronius Galvo 453, Fronius Primo 453, Fronius Symo 453
Huawei
Huawei SUN2000-25-30KTL-US 301, Huawei SUN2000-45KTL-US-HV-D0 301
KACO new energy
KACO new energy blueplanet TL3 47
SMA
SMA SC-CP-XT 1500, SMA SI-US W335, SMA SI-US W336, SMA SI-US W337, SMA SI-US W338, SMA SI-US W807
Schneider Electric
Schneider Electric CL125 013, Schneider Electric CL125 003, Schneider Electric CL125 053
Sungrow
Sungrow SG-CX-US 013, Sungrow SG200HX 013, Sungrow SG250HX 13, Sungrow SG350HX 013
Yaskawa Solectria
Yaskawa Solectria PVI-14-20TL GridV.OutLim, Yaskawa Solectria PVI-25TL-R GridV.OutLim, Yaskawa Solectria PVI-TL GridV.OutLim

Claims

defined_in

c1 drafted · lead CSI 23-28KTL-CT Inverter Installation Manual

has_event_class

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

from the Type column

reports

c3 drafted · lead Grid voltage out of range

affects

c4 drafted · lead AC cable

detected_by

c5 drafted · lead Grid voltage measurement

mitigated_by

c6 drafted · lead AC connection check

has_production_effect

c7 verified · fact Trip (production stops)

verified by: review-workflowverified on: 2026-10-23review note: support check: partial - The inverter shuts down on faults such as grid overvoltage/undervoltage, which implies a trip, but the row itself doesn't say…

has_recovery

c8 drafted · lead Auto-reset (clears by itself)

May clear by itself within 10 minutes; then check grid and cable, then service.

review note: support check: partial - Passage says observe 10 minutes to see if the alarm clears automatically, then check grid/cable, then contact service; auto-clearing is…

applies_to

c9 drafted · lead CSI 23/28KTL-CT/US-480

Data