Home > VLF High VoltageTester
0.1Hz-0.01Hz auto variable frequency technology
Dielectric Loss/Capacity/Insulation Resistance/Withstand voltage Testing
60mins Continous working
True sine wave output
Colour Touch LCD
Micro-controller
Portable
CE mark
Patent
VLF Advantage
1. Safe Optical isolation technology,
2. Easiest to use Fully automatic microcontroller
3. H/L voltage closed loop negative feedback control
4. Built-in printer
5. Built-in protective resistors
6. Colour Touch LCD operation, True sine wave output
7. Real-time display of actual output waveform
8. Ergonomic, menu guided, large colour touch screen
9. Storage of test results for later retrieval and print.
10. Over voltage and current protected
11. Auto variable frequency 0.1Hz to 0.01 Hz
12. Data of current, voltage and waveform directly sampled at HV side.
13. AC testing does not degrade good cable insulation
14. Harmful space charges are not injected into the cable insulation
15. No traveling waves are generated during testing
16. Rugged and reliable design less prone to failure from transients
17. Invatation Patent
18. Portable, only 1 control unit and 2 boosters (Each booster can be used alone).
19. CE mark.
20. Withstand voltage,Dielectric loss (tgδ),Capacity & Insulation resistance testing.
Specification
1.Power: 220V ± 10% AC (110V can be customized), 50Hz, single phase;
2.Output-Voltage (Peak): AC:30KV, 40KV, 50KV, 80KV;
3.Test voltage range for Dielectric loss: 3KV-40KV;
4.Dielectric loss measurement range: 0.01×10-3-655.36×10-3, Resolution: ≤ 1x10-5;
5.Capacitance measurement range: 0.001μF-10μF, Resolution: 0.001μF;
6.Measurement range of insulation resistance: 0-65536mΩ, Resolution: 1mΩ;
7.Output frequency: 0.1Hz to 0.01 Hz auto variable frequency;
8.Stability of frequency: Fluctuation < 0.5%
9.Measurement accuracy: ±3%.
10.Positive and negative voltage peak error: ≤3%.
11.Voltage waveform distortion: ≤5%
12.Construction: 1 Control unit + 1 Booster (< 50KV set), or
1 Control unit + 2 Boosters (>50KV set, Each Booster can be separately used).
13.Ambient conditions of use: temperature Indoor and outdoor : -10ºC ~ + 50ºC.
14.Humidity:≤85%
Rated voltage |
Frequency/Load capacity |
Fuse |
Product structure, weight and application scope |
30kV (Peak) |
Auto Variable Frequency:0.1Hz-0.01Hz Capacity:≦10µF |
8A |
Controller: 4kg Booster: 25kg Suitable for withstand voltage test of cables and motors ≤11kV |
40kV (Peak) |
Auto Variable Frequency:0.1Hz-0.01Hz Capacity:≦8µF |
10A |
Controller: 4kg Booster: 25kg Suitable for withstand voltage test of cables and motors ≤11kV |
50kV (Peak) |
Auto Variable Frequency:0.1Hz-0.01Hz Capacity:≦6µF |
15A |
Controller: 4kg Booster: 45kg Suitable for withstand voltage test of cables and motors ≤22kV |
80kV (Peak) |
Auto Variable Frequency:0.1Hz-0.01Hz Capacity:≦5µF |
20A |
Controller: 4kg Booster I (40KV): 25kg Booster II (40KV): 45kg Suitable for withstand voltage test of cables and motors ≤35kV |
Accessaires
Sr no. |
Description |
Quantity |
||
1 |
Control unit |
1 |
unit |
|
2 |
Booster |
<50KV test set |
1 |
unit |
Booster |
>50KV test set |
2 |
unit |
|
3 |
Capacitor (0.04µF) |
1 |
unit |
|
4 |
Discharge rod |
1 |
unit |
|
5 |
HV Test/Connection cables |
1 |
set |
|
6 |
Earth cable |
1 |
unit |
|
7 |
Power supply cable |
1 |
unit |
|
8 |
Fuse |
2 |
units |
|
9 |
Printer paper |
1 |
unit |
|
10 |
Operating manual |
1 |
unit |
|
11 |
Factory’s Calibration report |
1 |
unit |
Package for transport
Sr no |
Name of Commodity |
Qty |
N.W |
G.W |
Transport size (LxWxH) |
1 |
Controller |
1 unit |
5 kg |
12 kg |
450x370x400mm |
2 |
Booster I (30KV) |
1 unit |
25 kg |
45 kg |
450*540*550mm |
Aluminum alloy box |
1 unit |
5kg |
|||
3 |
Booster II (50KV) |
1 unit |
45 kg |
65 kg |
510*510*680mm |
Capacitor 0.04µF |
1 unit |
6 kg |
|||
Aluminum alloy box |
1 unit |
6 kg |
|||
|
|||||
Total: |
1 set |
92 kg |
122 kg |
0.36 m3 |
|
Packed in 3 wooden cases. |
Contact: Mr.Luo
Phone: 86 13071289809
Tel: 86-27-82423362
Email: goldsol@foxmail.com
Add: No.128, Sanyang Road,Hankou Wuhan