withdrawable circuit breaker with guide frame 3-pole, size II, IEC In=800A to 690V, AC50/60Hz Icu=66kA at 500V rear connection horizontal 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 A61= Special packaging for increased transport requirements, for foam packaging carton packaging with wax coating (moisture protection) B05= Rated current reference module 500 A for ETU25, 27, 45, 55, 75, 76 for setting rated current in K07= Tripped signaling contact, 1 CO not possible with option F02 P23= Retrofitted to Connection: Top horizontal, bottom vertical R10= Arc chute cover withdrawable part not possible with option A05 Rated voltage 1000 V R21= Shutter 2-part can be locked with padlock S07= Castell/Fortress in Off position with 4 padlock (Safe Off/disconnector function) Disconnector condition in compliance with IEC 60947-2 T40= Door sealing frame U01= with label for export to USA