Vlf Low Frequency High Voltage Generator

I---Application:
The VLF Very low frequency Tester is applied in power cable and generator insulation test in power system
II---Technical index
1 Max voltage output: Refer to table 1
2 Output frequency: 0.1Hz, 0.05Hz, 0.02Hz
3 Measurement error < 3%RDG+0.3%FS
4. Positive and negative voltage peak errors < 3%RDG+0.3%FS
5 Power supply: AC220V ± 10%, 50Hz/60Hz
6 Voltage wave form distortion: <5%
7 Environment temperature: 0~50° C
8 Humidity: ≤ 85%RH