Nkọwa nkenke:

A na-eji N7-B RCBO mee ihe na mpaghara AC nke 50 / 60Hz, nke 230V gosiri volta. A na-ejikarị ya eme ihe maka nchebe nke ujo eletrik nke onwe ya ma ọ bụrụ na nrụrụ akụrụngwa na ihe egwu dị njọ. Ọ nwere ọrụ buru ibu na ọrụ nchedo sekit dị mkpụmkpụ, nke enwere ike iji kpuchido oke na obere eriri nke akara ma ọ bụ moto, enwere ike iji ya maka ịgbanwee oge na mmalite nke akara n'okpuru ọnọdụ nkịtị.