... 4.4+1digital regis DMM28 (DD28) single phase mechanical kilo watt-hour meter is applicable to measure 50 ... die-casing frame is alloy aluminium, molding with excellent mechanical strength, stable structure;6. Voltage components and current components ... 3(6), 5(10), 10(20), 20(40), 30(60), 40(80)0.5%IbAC Voltage 2kV for ... voltage 6kV 5(15), 5(20), 10(30), 10(40), 20(80), 30(100) *Please advise us if you ...