3WL1340-4CB32-1GA2-Z B40+K07

The 3WL1340-4CB32-1GA2-Z B40+K07 Siemens is a robust, fixed-mounted circuit breaker designed for reliable protection in demanding electrical systems. This 3-pole circuit breaker, size III, adheres to IEC standards and is rated for an In=4000A up to 690V AC at 50/60Hz. It boasts a high interrupting capacity of Icu=100kA at 500V, ensuring effective fault clearing. The rear connection is horizontally oriented for convenient installation. Equipped with an ETU 25 overcurrent release, it offers adjustable LSI protection with settings from 0.4 to 1 in. The manual operating mechanism includes a storage feature and mechanical request function. This model does not include a 1st or 2nd auxiliary release. It features 2NO+2NC auxiliary contacts for signaling and control purposes. The B40+K07 configuration provides specific customization options for enhanced performance.