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The Niglon RCD4-63/30-A is a 63A 30mA Type A four-pole RCD (RCCB) for three-phase (3P+N) circuits. It provides residual current protection across all four poles, disconnecting the supply on an earth-fault to protect against electric shock and fire.
Type A sensing responds to AC and pulsating DC residual currents, with a 10kA breaking capacity at 400/415V. Manufactured to BS EN 61008-1.
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