Siemens 3WN6421-0HV58-3KA1

The Siemens 3WN6421-0HV58-3KA1 is a robust fixed-mounted circuit breaker ideal for general automation applications. This three-pole device boasts an impressive current rating of 1600 A and supports voltage levels up to 690 V at 50/60 Hz AC. Engineered for reliability, it features a ready-to-close signaling switch with mechanical signaling functionality, ensuring precise operation. With an insulation level of 500 V and a short-circuit current withstand rating of 65 kA at 500 V, this circuit breaker provides enhanced safety and performance in demanding environments. Designed for easy integration into automation systems, the Siemens 3WN6421-0HV58-3KA1 is a vital component for maintaining operational efficiency.