fixed-mounted circuit breaker 3-pole, size II, IEC In=1000A to 690V, AC50/60Hz Icu=100kA at 500V frnt.conn. top/bot. dual-hole Overcurrent release ETU 45 LSIN protection adjustable 0.4-1 in with cubicle bus Opt.: Comm. /measuring func./ground fault/ ZSS With manual operating mechanism with storage with mechanical request without 1st auxiliary release without 2nd auxiliary release 2NO+2NC A05= Version for 1000 V A61= Special packaging for increased transport requirements, for foam packaging carton packaging with wax coating (moisture protection) U01= with label for export to USA