PORTABLE SINGLE-PHASE ENERGY METER TEST BENCH Portable single-phase precision power source with inset meter standard. Separate output between current and voltage. With multiplex PT for voltage, the equipment can test meters simultaneously. High accuracy at output current/voltage/phase...

ENERGY METER Accuracy class: 0.05/0.1class Frequency range: 45Hz-65HzInput voltage: 10V-450VPower factor: 0.05% or 0.1% (PF 0.5-1)    The energy meter field-testing instrument is made by using the newest international digital electron technical skill. To...

FIELD-TESTING INSTRUMENT Accuracy class: 0.1 (0.05) The field-testing instrument is made by using the newest international digital electron technical skill. To use DSP, the Digital Signal processor, as the axis to install this intelligent comprehensive automation field-testing...