Description of DD28 Single-phase Electric Watt-hour Meter DD28 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 DD28 Single-phase Electric Watt-hour Meter The DD28 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 DD28 Single-phase Electric Watt-hour Meter
Outer and Mount Dimension