circuit breaker 3VA2 IEC frame 630 breaking capacity class C Icu=110kA @ 415V 3-pole, line protection ETU850, LSI, In=630A overload protection Ir=252A...630A short-circuit protection ISD=0.6..10xIn, II=1.5..10xIn N conductor protection optionally with external current transformer, up to 160% nut keeper kit shunt trip left 110-127V AC 50/60Hz/DC 2 auxiliary switches 1 trip alarm switch
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