... 1),State gird(three phase) 2),Mainly using:single phase electric energy meter. electric energy meter(Three phase electric energy meter) ... 1),Dimensions: 160 × 112 × 71 (mm)2),Installation dimensions: 100 × 140 (150) (mm)3),Type: single-phase ... state network4),Uses: Single-phase national network of intelligent remote control strap- ...