Technical Parameter
1. Accuracy: 0.05/0.1/0.2
2. Voltage range: 220V(240V optional), Output range:0-125%,resolution:0.01% full range
3. Current measurement range:0.1-100A(200A optional),Output range:0-120%,resolution:0.0001A(Min)
4. Phase angle:0-360°,resolution of phase angle setting:0.01°
5. Frequency:45Hz-65Hz,resolution:0.01Hz
6. Output waveform distortion:Both voltage and current﹤0.5%
7. Output voltage,current,and power stability:﹤0.05%/3min
8. Output capacity:Current:1000VA(120A);Voltage:400VA(24 neter testing stations) if the number of watt-hour meters to be tested is increased whenever necessary,its maximum load may be extended to current: 1800 VA and voltage: 1000VA
9. Testing functions: accuracy testing for phase loop&neutral loop,creep testing(no load testing),starting up testing,harmonic testing,standard deviation testing,influencing testing,dial testing,repeatability testing,neutral cut off testing etc;
10. On-line calibration can be conducted on 1P2W single-loop watt-hour meter and also off-line calibration on the three kind of loops such as 1-2、4-3、1-2-4-3(or 1-4、3-2、1-4-3-2）can be performed.