MCB, RCD, RCCB manufacturer / supplier in China, offering Residual Current Circuit Breaker 50/60Hz 30ma 4 Pole RCCB 40a 50a 63a, Electric 2 pole 32a 10ma 30ma 300ma of residual current RCBO circuit breaker a type with CE CB, High quality 63a Residual current operated circuit breaker RCBO 6A-63A 1P+N and so on.
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