NST 3500 Series Standard Various Power Analog Made by Chinese National Institute of Metrology (Beijing).
NST 3500 Series Standard Various Power Analog
Made by Chinese National Institute which establishing the first world standard of high voltage power measurement.
China is establishing the world first high voltage power measuring standard in National Institute of Metrology (Beijing). This standard involves measurement of up to 10kV voltage and 1000A current, adopt computer controlled 3 phase standard power NST3500 and multifunctional standard meter NST3800 and related accessories.
NST3500 Series Standard Electric Power:
Specifications
Input
220V AC 3 Phase 50/60Hz
Output
Voltage
Range | Accuracy | Stability | Power/Phase | THD |
50V~400V | 0.02% | 20ppm | 500VA | 0.2% |
10kV/6kV | 0.02% | 20ppm | 1000VA | 0.2% |
35kV/20kV | 0.02% | 20ppm | 1000VA | 0.2% |
110kV/66kV | 0.02% | 20ppm | 2000VA | 0.2% |
Current
Range | Accuracy | Stability | Power/Phase | THD |
0.1A~100A | 0.02% | 20ppm | 500VA | 0.2% |
10A~1000A | 0.02% | 20ppm | 500VA | 0.2% |
Phase angle: 0~360° continuously adjustable
Setting accuracy: 0.005°
Frequency: 45~65Hz continuously adjustable
Setting accuracy: 0.01Hz
Power output: 3 Phase Y/Δ AC
Accuracy: 0.005% (typical) ±Traceable uncertainty
Harmonics: 2nd~99th programmable
Setting accuracy: 0.1%
NST 3500 Series Standard Various Power Analog
