The 18390 is a miniature circuit breaker (MCB) designed for low voltage applications. It features a 4-pole configuration with a rated current of 63A and a D curve characteristic, suitable for protecting electrical circuits against overloads and short circuits. This circuit breaker supports both AC and DC voltages, with a breaking capacity of up to 20 kA, ensuring reliable performance in various electrical systems. It is part of the Acti9 C120N series, known for modularity and compliance with international standards.
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