VLF Very Low Frequency Tester
| Min. Order: | 1 Set/Sets |
|---|---|
| Trade Term: | FOB |
| Payment Terms: | L/C, D/P, D/A, T/T, WU |
| Supply Ability: | 100 sets |
| Place of Origin: | Hubei |
Company Profile
| Location: | Wuhan, Hubei, China (Mainland) |
|---|---|
| Business Type: | Manufacturer, Trading Company, Distributor/Wholesaler |
| Main Products: | Insulating Oil Tester, SLQ Primary Current Injection Test Set, HYVA-404 CT PT Analyzer, HYLB-601 Instantaneous Signal Recorder, HYGK-306 Circuit Breaker Analyzer |
Product Detail
| Means of Transport: | Ocean, Air |
|---|---|
| Production Capacity: | 100 sets |
| Packing: | wooden case |
| Delivery Date: | 7 working days |
Product Description
1.1Application
The VLF Very low frequency Tester is applied in power cable and generator insulation test in power system
1.2Technical 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
Table 1 parameters for very low frequency tester
Model no | Rated Voltage/current | Load Carrying Capacity | Product Structure and Weight |
VLF-30 | 30kV/20mA (Peak) | 0.1Hz, ≤ 1.1µ F | Controller: 4kg Booster: 25kg |
0.05Hz, ≤ 2.2µ F | |||
0.02Hz, ≤ 5.5µ F | |||
VLF-50 | 50kV/30mA (Peak) | 0.1Hz, ≤ 1.1µ F | Controller: 4kg Booster: 50kg |
0.05Hz, ≤ 2.2µ F | |||
0.02Hz, ≤ 5.5µ F | |||
VLF-80 | 80kV/30mA (Peak) | 0.1Hz, ≤ 0.5µ F | Controller: 4kg Booster Grade 1(30kV): 25kg Booster Grade 2(50kV): 50kg |
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