1.Model: Three Phase energy meter D86 2.Accuracy: 1.0,2.0,3.0 3. Wires: 3 phase- 4 wire or 3 wire 4 ... . Active , Reactive type D86 series three-phase energy meter Application range: D85 series three-phase energy is the induction type AC energy ... . The dual direction measure , no-return, impulse output , carrier wave function can be made as per request. Main technical parameter Accuracy ...