VLF Series Very Low Frequency Generator Insulation Test set

1 Application

Very Low Frequency Generator Insulation Test set is applied in power cable and generator insulation test in power system.

2 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: 050C

8 Humidity: ≤85RH

3 Parameters for very low frequency tester