Home >  Products > Energy Meter > Mechanical Single-phase Meter > DD28 Single Phase Watt-hour Meter

DD28 Single Phase Watt-hour Meter



  • General
    The DD28 type single-phase watt-hour meter is a kind of induction meter , which is
    applicable to measure the rated frequency 50Hz and measurement of active electric
    energy in sigle-phase A.C electric net.

    Function and features
    1. The meter has separable iron core structure;
    2. The bearing has three kinds: single-jewel, dual jewel, magnetic floating; The case
    has three kinds: aluminum, plastic and glass;
    3. The die-casting frame is allow aluminum with excellent mechanical strength.






  • Specifications
    TypeAccuracyRated voltage
    (V)
    Rated current
    (A)
    DD2822220~2402(4),2.5(5),3(6),5(10)
    10(20),20(40),20(80)
    DD2842220~2405(20),3(12),10(40)
    15(60),20(80)
    TypeOverload
    capacity
    Starting
    current
    Insulation
    performance
    DD282200%Ib0.5%IbAC voltage 2KV for 1 min
    impulse voltage 6kV
    DD284400%Ib0.5%Ib
  • Overall and mounting dimensions(mm)