3WL1225-3AA75-5FA2-Z C22+S07

The 3WL1225-3AA75-5FA2-Z C22+S07 from Siemens is a withdrawable, non-automatic air circuit breaker designed for robust performance and safety. This 4-pole breaker, Size 2, adheres to IEC standards and is rated for a nominal current (In) of 2500A, suitable for systems up to 690V at 50/60 Hz AC. It boasts a high ultimate short-circuit breaking capacity (Icu) of 85 kA at 500V. The breaker features a rear horizontal connection and comes without an overcurrent release, providing flexibility in system design. It includes a motorized/manual operating mechanism with a spring charging motor, compatible with AC 50/60 Hz 110-127 V AC or 110-125 V DC. Activation is supported at 50/60 Hz 110 V AC and 110 V DC. The unit is equipped with a 1st auxiliary release, a shunt release "F", F1 rated for 50/60 Hz 110 V AC/110 V DC with a 100% on-load factor, and lacks a 2nd auxiliary release. It includes 2 normally open (NO) and 2 normally closed (NC) contacts. The C22 designation indicates ready-to-close signaling, while S07 signifies Castell/Fortress interlocking in the Off position, secured with 4 padlocks.