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circuit breaker 3VA1 IEC frame 160 breaking capacity class N Icu=25kA @ 415V 3-pole, line protection TM240, ATAM, In=20A overload protection Ir=14A...20A short-circuit protection Ii=8...16 x In clamp connection shunt trip (STL) 220-250V DC, 208-277V AC 2
