Siemens 3VA21165KQ320AA0 160A-3P-55kA-415V AC-CLASS M-ETU860-LSIG-MCCB

The Siemens 3VA21165KQ320AA0 is a 160A, 3-pole molded case circuit breaker (MCCB) designed for high-performance protection in electrical systems. With a 55kA short-circuit breaking capacity at 415V AC, it ensures reliable and safe operation in industrial environments. Featuring Class M protection and an ETU860 electronic trip unit, it offers precise overload, short-circuit, and earth fault protection, making it ideal for demanding applications where safety and reliability are critical.