Single-phase Watt-hour Meter

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Single-phase Watt-hour Meter

Description of Single-phase Electric Watt-hour Meter
The single-phase electric watt-hour meter is a kind of induction meter, which is applicable to measure the rated frequency 50Hz and power loss in electrified wire netting. All technical targets are completely conforming to National Standard GB/T15283-94 and International Standard IEC 521.

Structure and Features of Single-phase Electric Watt-hour Meter
The single-phase electric watt-hour meter has separable electromagnet, and the bearing has four kinds: single-jewel, dual jewel, magnetic thrust and magnetic floating. The case has three kinds: aluminum, plastic and glass. The die-casting frame is alloy aluminum with excellent mechanical strength.

Technical Parameters of Single-phase Electric Watt-hour Meter

Type Accuracy (class) Rated voltage(V) Rated current(A) Overload capacity Starting current Insulation performance
SE-2 2 220 2(4), 2.5(10) 3(6), 5(10) 10(20), 20(40) 30(60), 40(80) 200%Ib 0.5%Ib AC voltage 2KV for 1 minute impulse voltage 6kV
SE-3 2(6), 3(9) 5(15), 10(30) 15(45), 20(60) 300%Ib
SE-4 5(20), 3(12) 10(40), 15(60) 20(80) 400 %Ib
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