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Yaskawa Solectria PVI-14-20TL Arc Protect

Code: Arc Protect
Vendor severity: Protection
Page: 51
ID: fc:yaskawa-solectria-pvi-14-20tl-arcprotect
IRI: https://solarlattice.org/kb/fc/yaskawa-solectria-pvi-14-20tl-arcprotect
Status: active
Also known as: Arc Protect, arcprotect, Yaskawa Solectria Arc Protect
Category: Inverters

Class fault drafted · lead

Production stops drafted · lead

Clears by itself drafted · lead

Decoded

Reports arc fault detected; may indicate arc fault, arc detection board failure; look at arc fault detection board; do: board connector check, contact manufacturer service.

What can be behind Arc fault detected

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

Arc fault nuisance trip drafted · lead
Rapid shutdown PLC signal crosstalk drafted · lead

Defined in

PVI 14-20TL IOM DOCR-070351-G — Yaskawa Solectria Solar · page 51 drafted · lead
- tbl=14.r5 h=0a7c5910d375
- tbl=14.r6 h=fcb0d94e792e

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

Same condition on other equipment

Same code in other families

Claims

`defined_in`

c1 drafted · lead PVI 14-20TL IOM DOCR-070351-G

PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375
PVI 14-20TL IOM DOCR-070351-G tbl=14.r6 h=fcb0d94e792e

`has_event_class`

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

from the Type column

PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375
PVI 14-20TL IOM DOCR-070351-G tbl=14.r6 h=fcb0d94e792e

`reports`

c3 verified · fact Arc fault detected

PVI 23-28TL tbl=20.r1 h=785c73630b0d
PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375

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

`indicates`

c4 drafted · lead Arc fault

Internal DC-side arc is the first listed cause

PVI 23-28TL tbl=20.r1 h=785c73630b0d
PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375

c5 verified · fact Arc detection board failure

Second listed cause: the arc board itself is faulty

PVI 23-28TL tbl=20.r2 h=437dc3430b87
PVI 14-20TL IOM DOCR-070351-G tbl=14.r6 h=fcb0d94e792e

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

`affects`

c6 drafted · lead Arc fault detection board

PVI 23-28TL tbl=20.r2 h=437dc3430b87
PVI 14-20TL IOM DOCR-070351-G tbl=14.r6 h=fcb0d94e792e
PVI 20-25TL-480-R IOM DOCR-071030-A tbl=37.r8 h=1a1e65fc9473

`mitigated_by`

c7 drafted · lead Board connector check

PVI 20-25TL-480-R IOM DOCR-071030-A tbl=37.r8 h=1a1e65fc9473

c8 drafted · lead Contact manufacturer service

Only if the alarm persists or inspection finds nothing

PVI 23-28TL tbl=20.r1 h=785c73630b0d
PVI 23-28TL tbl=20.r2 h=437dc3430b87

`has_production_effect`

c9 drafted · lead Trip (production stops)

PVI 23-28TL tbl=20.r1 h=785c73630b0d
PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375

`has_recovery`

c10 drafted · lead Auto-reset (clears by itself)

Can clear on its own within 10 minutes; if not, wiring inspection and then service

PVI 23-28TL tbl=20.r1 h=785c73630b0d
PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375

`applies_to`

c11 drafted · lead Solectria PVI 14-20TL

PVI 14-20TL IOM DOCR-070351-G tbl=14.r5 h=0a7c5910d375
PVI 14-20TL IOM DOCR-070351-G tbl=14.r6 h=fcb0d94e792e

Data