Description :
"gf302 d1 three phase portable energy meter test equipment
This product is portable design,used in laboratory or on-site to check energy meter error.
Accuracy class:0.05.
User friendly menu guided operation.
Measuring range 0-120 a/0-500 v/40-70 hz
Reference meter and power source integration.
7 inch tft touch screen.
Test by automatic or manual.
Overload,short circuit ,open circuit protection.