Error testing with Counting funcation 48 Seats Single Phase Electronic meter test bench

HS-6103F SINGLE PHASE ENERGY METER TEST BENCH AUTOMATIC CHANGE TO CALIBRATE/TEST LINE AND NEUTRAL (48 POSITIONS) This specification for single phase dual loop energy meter test bench. Together with Counting Meter Function. Voltage Source: 1. Output Voltage Range: 0- 275/300V 2. Output Max Power: 800VA 3. Resolution: 0.01% 4. Stability: Better than 0.05% / 3 Min(Time base 5S) 5. Distortion factor: < 0.5% at linear load; 6. Frequency range: 45Hz~65Hz; 7. Power efficiency: more