The DDS28 type single-phase watt-hour meter is a kind of induction type meter,which is applicable to measure the rated  frequency 50Hz and power loss in electrified-wire netting. 

The meter has novel design, rational structure and features of high overload, low power loss and long life etc.

Function and features

1 Sub-closed iron core

2 The die-casting frame is made of alloy aluminum, to assure the magnetic line stably and reliably. 

 3 Meter bearing has three kinds, may select dual jewel, magnetic thrust or magnetic float;

4 May select 5+1 digits or 5 digits register;

5 May select 5 kinds of cases: bakelite, PC, ABS plastic, glass and aluminum.