3WL1210-4AA35-1BA2 SIEMENS

The 3WL1210-4AA35-1BA2 Siemens circuit breaker is a robust and reliable device designed for demanding electrical protection applications. It is a withdrawable, non-automatic circuit breaker, offering ease of maintenance and replacement. This 3-pole breaker, conforming to IEC standards, is rated for a nominal current (In) of 1000A and can operate at voltages up to 690V AC at 50/60Hz. It boasts an ultimate short-circuit breaking capacity (Icu) of 100kA at 500V, ensuring effective protection against high fault currents. The breaker features a rear horizontal connection for simplified installation within switchgear assemblies. It is equipped with a manual operating mechanism with storage capability and a mechanical request function for enhanced control. A shunt release "F", F1 operating at 24 V DC with a 100% ON period, provides remote tripping functionality. The breaker includes a 1st auxiliary release and provides 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts for signaling and control purposes. This configuration does not include an overcurrent release or a 2nd auxiliary release.