How do I fix Leakage Current Protection (Alarm 1034) on a Solis?

Reconnect strings one at a time to find the faulty string. Then: If it only appears in rain or morning damp, it is ageing module leakage and clears when dry.

Solis

ILeak-PRO

Leakage Current Protection (Alarm 1034)

Leakage current protection. Variants 01 to 04 trip at 30, 60, 150 and 300 mA.

Common causes

Damaged PV wire insulationWrong PV cable gaugeRSD wiring faultBuried AC cable saturated with waterModule ageing leakage in damp conditions

What to check

STEP 1

Reconnect strings one at a time to find the faulty string.

STEP 2

If it only appears in rain or morning damp, it is ageing module leakage and clears when dry.

Escalate if

Persistent in dry weather after string checks

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