rccb |
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| navigate by keyword : automatic board box breaker breaks button cable caution circuit control danger device digital doublepole electric electrical electricity electronic energy equipment from harm industry instantly keys ongoing panel pole power prevent rccb rcd residualcurrent serious shock switch technology that twopole voltage warning yellow |
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| A residual-current device RCD, or residual-current circuit breaker RCCB, is a device that instantly breaks an electric circuit to prevent serious harm from an ongoing electric shock. |
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