3WL1106-3CB36-4AS4-Z R21+R30+S07+T40

The 3WL1106-3CB36-4AS4-Z R21+R30+S07+T40 from Siemens is a robust and versatile 3-pole withdrawable circuit breaker designed for comprehensive circuit protection and control. Compliant with IEC standards, this size I breaker is rated for an In=630A at up to 690V AC, operating at 50/60Hz. It features a high breaking capacity of Icu=66kA at 500V, ensuring reliable performance under fault conditions. The rear connection is horizontally oriented for convenient installation within electrical panels. Equipped with an ETU 25 overcurrent release, it offers adjustable LSI protection with settings ranging from 0.4 to 1 times the rated current. The breaker includes 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 is configured without a 1st auxiliary release but includes a 2nd auxiliary release "RC", F4 undervoltage release with a delay adjustable from 0.2 to 3.2 seconds, compatible with 208-240 V AC and 220-250 V DC, and operates at 100% ED. It also features 4NO+4NC contacts for extensive signaling capabilities. Special features include R21 (a 2-part shutter that can be locked with a padlock), R30 (a locking device to prevent opening of the control cabinet door), S07 (a locking device in the OFF position with 4 bracket locks, providing a Safe Off/disconnector function compliant with IEC 60947-2), and T40 (a door sealing frame).