3WL1210-4EB35-1BA2 SIEMENS

The 3WL1210-4EB35-1BA2 Siemens is a withdrawable circuit breaker designed for robust electrical protection and control. This 3-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 100kA at 500V, ensuring reliable performance under fault conditions. Featuring a rear connection with a horizontal configuration, it simplifies installation within electrical panels. The integrated ETU 45 overcurrent release provides comprehensive LSIN (Long-Short-Instantaneous-Neutral) protection, adjustable from 0.4 to 1 times the rated current (In). This model is equipped with a cubicle bus, offering optional communication, measuring functions, ground fault protection, and a zone selective interlocking (ZSS) feature. The manual operating mechanism includes a storage capability and a mechanical request function for enhanced operational safety. It comes standard with a first auxiliary release, specifically a shunt release "F", F1 rated for 24 V DC with a 100% ON period. The breaker includes 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, providing versatile signaling options, and does not include a second auxiliary release.