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How to check Water Heater ELCB+RCCB?
the important safety reasons for instant water heater must be equipped with an built-in ELCB/ELB leakage protection circuit breaker
How to check Water Heater ELCB+RCCB?
the important safety reasons for instant water heater must be equipped with an built-in ELCB/ELB leakage protection circuit breaker