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DD28 Mechanical KWH Meter
DD28 Mechanical KWH Meter
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1. 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.

2. Function and Features

2.1 The meter has separable iron core structure;
2.2 The bearing has three kinds: single-jewel, dual jewel, magnetic floating;
The case has three kinds; aluminum, plastic and glass;
2.3 The die-casting frame is allow aluminum with excellent mechanical strength

3. Specifications