Техническое описание:
Circuit breaker 3VA2 IEC Frame 400 Switching capacity class M Icu=55 kA @ 415 V 4-pole, system protection ETU320, LI, In=400 A Overload protection Ir=160 A...400 A short-circuit protection Ii=1.5...10 x In N-conductor protection adjustable (OFF, 50%, 100%) Lug terminal Undervoltage release (UVR) 24 V DC 2 auxiliary switches HQ
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