3VA2712-1AB03-1KB0-Z C01+K52+K53 SIEMENS ⍾ 3VA27121AB031KB0ZC01K52K53

Fixed-mounted molded case circuit breaker frame 1600; with RTC and 4AUX trip alarm switch S24; Icu "M" Icu=55kA @ 415V, 3-pole ETU320, LI, In=1250A rotary coding switch Ir=500...1250A Ii=1.5...15 x In N conductor protec. adjustable opt. w. ext. CT; up to 200% nut keeper kit No communication connection, no measurement function Motorized operating mechanism 24...30 V AC/DC incl. S21 spring energy store signaling switch With electr. and mech. calling Switch-on solenoid (CC) 24 V AC/DC incl. remote reset solenoid (RR) reset remotely 24 V DC with 2nd auxiliary release UVR, instant Undervoltage 24 V AC/DC without 1st auxiliary release C01= Mechanical switching operations counter MOC K52= Auxiliary current switch AUX 2 CO + 2 CO Variant 2x 400 V AC + 2x 24 V DC K53= Tripped signaling switch S24 as version 24 V DC digital signal

Type

3VA2/3VA3 Circuit breakers