3WL1350-4CB36-4AS4-Z R21+R30+S07+T40

The 3WL1350-4CB36-4AS4-Z R21+R30+S07+T40 from Siemens is a robust and reliable 3-pole withdrawable circuit breaker designed for demanding applications. Compliant with IEC standards, this size III breaker boasts a rated current (In) of 5000A, making it suitable for systems up to 690V AC at 50/60Hz. It offers a high breaking capacity (Icu) of 100kA at 500V, ensuring effective protection against short-circuit faults. The rear connection is horizontally oriented for convenient installation within electrical panels. Equipped with an ETU 25 overcurrent release, it provides adjustable LSI (Long-Short-Instantaneous) protection with settings ranging from 0.4 to 1 times the rated current. The breaker features a motorized/manual operating mechanism powered by a spring charging motor, compatible with AC 50/60 Hz 208-240 V or 220-250 V DC. Activation is supported by AC 50/60 Hz 230 V and 220 V DC. This model includes a 2nd auxiliary release "RC", F4 undervoltage release with a delay adjustable from 0.2 to 3.2 seconds, operating at 208-240 V AC, 220-250 V DC, with 100% ED. It also features 4NO+4NC auxiliary contacts for signaling and control purposes. Special features include R21 (Shutter 2-part can be locked with padlock), R30 (Locking device against opening of the control cabinet door), S07 (Castell/Fortress in Off position with 4 padlocks), and T40 (Door sealing frame).