7SG142.-0.D.0-1.B0
TRANSFORMER PROTECTION RELAY DUOBIAS-M 2 ANALOGUE INPUT SETS, 2 WINDING, 19 BINARY INP./ 21 BINARY OUTP. (INCL. 3 CHANGEOVER) NOMINAL CURRENT: 1/5A VOLTAGE INPUTS: 63.5/110V AC COMMUNICATION INTERFACE FIBRE OPTIC (ST-CONNECTOR)/ IEC 60870-5-103 OR MODBUS RTU
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