3WL1208-3DG46-5FA4 SIEMENS

The 3WL1208-3DG46-5FA4 Siemens is a withdrawable circuit breaker designed for robust circuit protection and control. This 4-pole circuit breaker, conforming to IEC standards, is size II and suitable for systems up to 690V AC at 50/60Hz. It boasts a high ultimate short-circuit breaking capacity (Icu) of 80kA at 500V, ensuring reliable performance under fault conditions. The rear connection is horizontal, simplifying installation in various panel configurations. Equipped with an ETU 27 overcurrent release, it provides adjustable LSING protection with settings ranging from 0.4 to 1 times the rated current (In). Ground fault and neutral protection are integrated, enhancing safety and system integrity. The circuit breaker features a motorized/manual operating mechanism powered by 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. It includes a 1st auxiliary release and a shunt release "F", F1 rated for 50/60 Hz 110 V AC/110 V DC with a 100% on-load factor, and is configured with 4 normally open (NO) and 4 normally closed (NC) auxiliary contacts, but does not have a 2nd auxiliary release.