Accuracy class: 0.2 class (close-link calibration, the range of current: 0.25A-120A)
0.05/0.1 class (ordinary calibration)
Standard power testing equipment
HC 3100 three phase multi-functions precision power reference meter
Accuracy class:0.05/0.1 class
Isolated current transformer equipment:
PTC-9503B insulate current inductance
Accuracy class: 0.1 (COSφ=0.5C-1-0.5L, 0.25-120A)
Primary current: 3×0.25-120A secondary current: 3×0.25-120A
Output power: 30VA (MAX, 100A)
Voltage amplifier:
Output voltage range: 30-400V(phase-neutral);
50-600V(phase-phase)
Output maximum power: 800VA
Range output power57.7V 800VA
100V 800VA
220V 800VA
380V 800VA
Resolution: 0.01%;
Stability:better than 0.05%/3 min(time base 5S);
Distortion factor: < 0.5% at linear load;
Frequency range: 45Hz~65Hz;
Power efficiency: more than 85%;
Ambient temperature:10~50
Electronic overload and short-circuit protection.
Current amplifier:
Output current: range: 1mA~120A;
Output maximum power: 1500VA
Resolution: 0.01%;
Stability:better than 0.05%/3 min(time base 5S);
Distortion factor: < 0.5% at linear load;
Frequency range: 45Hz~65Hz;
Power efficiency: greater than 85%;
Ambient temperature:10~50
Electronic overload protection and security for open current circuit.
Phase Angle: 0°~360° , resolution of phase angle setting: 0.1°;
Output frequency range: 45Hz~65Hz; resolution: 0.01Hz
Harmonic wave output: 2-21 sub-harmonic wave contents≤40%
3, 5, 7 sub-harmonic wave coupling, total content≤40%
Phase angle control (odd sub-harmonic wave)
Wave group control (sub-harmonic wave)
Output stability of power: <0.05% (180S)
Numbers of calibrated energy meter: 16 (6/8/12/16/20/24/32/40 on requested)
Input power: 3×220V/380V (Y) 15%, 50/60Hz; Max. power consumption: 6000VA
kwh meter test bench