DD28 Single phase active & reactive energy Mechanical Type watt-hour meter
USD $15 - $40 /Piece
Min.Order:500 Pieces
Yueqing Onlybo Instruments Co., Ltd.
DD28 Single phase active & reactive energy Mechanical Type watt-hour meter
APPLICATION
DD28 single phase watt-hour meter is an induction meter which is applicable to measure the rated frequency of 50HZ,It has the features of small volume,tightly structure design,low power loss etc.All technical target are conformed to National Standard GB/T 15283-Internationl Standard IEC 62053-11.
STRUCTURE FEATURES
The meter has separable electromagnet and the bearing has four finda:single-jewel.dualjewl,magnetic thrust and magnetic floating.The case adopts material of glass plastic polycarbonate etc.The frame is aluminium alloy with excellent mechanical intensity.
SPECIFICATIONS & MODELS
Model | Accurancy | Rated voltage | Rated current | Over loading capacity | Start current | Insulation capacity |
DD28 | 2.0 | 220V,230V, 240V | 2(4),2.5(5),3(6), | 200%Ib | 0.5%Ib | power frequency AC voltage 2KV take 1min, impulse voltage 6KV |
DD28-4 | 5(15),5(20),10(30),10(40) | 400%Ib |