Model and name

Accuracy (level)

Reference voltage（V）

Calibration current（A）

Wiring

Packing size（mm）

Quantity (only)

DD862 type

Single - phase watt - hour meter

2.0

220

1.5(6)；2.5(10)5(20)；10(40)

Direct type

395×270×370

12

15(60)；20(80)；30(100)

1.5(6)；3(6)

Mutual inductance

DD862 type

Single - phase watt - hour meter

(Transparent shell)

2.0

220

1.5(6)；2.5(10)5(20)；10(40)

Direct type

395×270×370

12

15(60)；20(80)；30(100)

1.5(6)；3(6)

Mutual inductance

DD7666 type

Long-life single-phase watt-hour meter

(Transparent shell)

2.0

220

1.5(6)；2.5(10)5(20)；10(40)

Direct type

395×270×370

12

15(60)；20(80)；30(100)

1.5(6)；3(6)

Mutual inductance