KW2G / KW2G-H Eco-POWER METER12Single-phase three-wire system/Three-phase three-wire system◆When measuring a load with rated input voltageTwo CTs are needed to measure one load.Note)(1) When wiring CT, wire correctly according to this, K for power supply side and L for load side.(2) 2 CTs should be same.◆When measuring a load with exceed input voltage.Voltage transformer (VT) is needed when you measure a load with over rated input voltage.Use VT, its secondary side rating is 110V.Grounding the secondary side of VT and CT is not necessary with low-voltage circuit.P1 P0 P2BreakerVTPower supply side1 2 3R N TR S T 440V 110V
