Electric Energy Meter
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electric energy meter
DD702 single phase induction kWh meter adopt international and state skilled technique, optimize structure design, with high reliability, good stability, lower power loss, high overload and long-life features, used for measure frequency 50Hz/60Hz single phase AC active energy.
Main feature:Overload adopts class2.0 expiation error curve is calm and straight excellent performance;
Lower power loss less than 1 W;
Base adopts phenolphthalein die-plastic, which has the feature of non-combustibility;
Rotational components worm and axes unitization structure, running is more reliable;
Adopting AlNiCo suspension bearing which has good uniformity, lower magnetism-loss longer service life and better performance than double jewel bearing;
Light-load and phase angle adjustment feature lock-self adjustment technique simple;
Worm and worm wheel in mesh examine instrument ensure consistency;
Spring gasket and double bolt fastness ensure long-life service reliable.