The MK Sentry - 6440s - 40a 30mA Four Pole Four Module RCD is a circuit breaker specifically designed for 3 Phase Distribution Boards. With Earth Leakage Protection and Overload, Short Circuit, and Overcurrent Protection features, this RCD provides reliable protection for commercial and industrial applications. The switch control style and DIN Rail mounting make it easy to operate and install. This fixed RCD has an IP2X rating and instant break time, ensuring safety and efficiency in electrical circuits.
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