3VA2716-1AF01-0AA0-Z K52 - Siemens
Fixed-mounted molded case circuit breaker frame 1600; with RTC and 4AUX trip alarm switch S24; Icu "M" Icu=55kA @ 415V, 3-pole ETU660, LSIG, In=1600A display, meas., comm. function Ir=640...1600A Isd=0.6...10xIn, Ii=1.5...15xIn N conductor protec. adjustable opt. w. ext. CT; up to 200% gr.-fault prot., can be sw. off Ig=0.1...1 x In, tg=0.1 - 1.0s rear vertical connection No communication connection, No measurement function Manual operating mechanism of the spring energy store With mechanical calling without 2nd auxiliary release without 1st auxiliary release K52= Auxiliary current switch AUX 2 CO + 2 CO Variant 2x 400 V AC + 2x 24 V DC S57= Pre-installed extension kit for external accessories Rear panel mounting (lateral shoulder modification)