Applicable Systems
Modicon M221
Modicon M241
Modicon M251
Modicon M340
Modicon M580
Altivar
Symptoms
Short circuit detected between motor phases or phase-to-ground.
Possible Causes
Motor cable shorted, motor winding short.
Troubleshooting Steps
Inspect motor cables and motor windings. Megger test.
How to Reset
Fix short and reset
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Source: Schneider ATV630 fault manual
Category: Electrical
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