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CIRCUIT-BREAKER VL 250H HIGH BREAKING CAPACITY ICU=70KA / 415 V AC 3 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU20, LSI IN=250A, RATED CURRENT IR=100-250A, OVERLOAD ISD=1,5TO10XIR, II=11XIN SHORT-CIRCUIT WITHOUT AUXILIARY RELEASE西门子 3VL3725-2SE36-0AA0 继电器
