Switchgear ground fault

Verified 2026-07-301 field confirmsSeverity: high ~120 min

Safety

Ground-fault trips are a life-safety protective function. This work is for qualified electrical workers only — EVSE technicians should isolate and hand off, not megger-test live gear themselves.

Full procedure requires solo+

Symptom teaser: Switchgear ground-fault protection trips and takes down the entire depot feed at once — the GF relay or breaker's ground-fault indicator flags, and this pattern…

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