Wuhan Goldsol Co. Ltd.
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Name: Mr.Luo
Tel: 86-27-82423362
Fax: 86-27-82949301
E-mail: goldsol@foxmail.com
Add: No.128 Sanyang Road Wuhan CN
MSN: goldsol@outlook.com
Skype: Gogoluo; (WeChat: lzping8)
QQ: 1121620921 (WeChat: lzping8)
MSN: goldsol@outlook.com SKYPE: Gogoluo;     (WeChat: lzping8) QQ: 1121620921 (WeChat: lzping8)

Products

VLF Hipot Tester with PD testing

VLF Hipot Tester with PD testing VLF Hipot Tester with PD testing VLF Hipot Tester with PD testing
Product name:VLF Hipot Tester with PD testing
Item:VLF-30P
Details:
VLF Advantage
1. AC/DC Withstand voltage testing.
2. Tan delta (tgδ test), capacitance (μF) and IR () Test without external device (for buyers option).
3. Partial discharge testing without external device.
4. Safe Optical isolation technology.
5. Easiest to use Fully automatic microcontroller.
6. H/L voltage closed loop negative feedback control circuit, output no capacity rise effect.
7. Built-in printer.
8. Built-in protective resistors.                               
9. Colour Touch LCD operation, True sine wave output.
10. Real-time display of actual output waveform.        
11. Ergonomic, menu guided, large colour touch screen
12. Storage of test results for later retrieval and print.                        
13. Over voltage and current protected.
14. Variable frequency 0.1Hz, 0.05Hz, 0.02 Hz, 0.01 Hz (auto variable frequency).
15. 60 mins continuous working;
16. Data of current, voltage and waveform directly sampled at HV side.
17. AC voltage & current curve display; DC voltage curve display.
18. Harmful space charges are not injected into the cable insulation.
19. No traveling waves are generated during testing.
20. Rugged and reliable design less prone to failure from transients.
21. Invatation Patent                                                    
22. Portable: Control unit + Booster (Tank)
23. CE mark.
24. IEE 400.2 Analysis software of Tan delta test result (for buyers option).
 
Specification

1.Power: 220V ± 10% AC (110V can be customized), 50/60Hz, single phase;

2.Output-Voltage (Peak): 0 to rated value (30KV);

3.Output frequency: 0.1Hz, 0.05Hz, 0.02 Hz, 0.01 Hz (auto variable frequency);

4. Stability of frequency: Fluctuation < 0.5%;

5. Measurement accuracy: ±3%;

6. Positive and negative voltage peak error: ≤3%;                              

7. Voltage waveform distortion: ≤5%;                                  

8. Construction: 1 Control unit + 1 Booster (30KV set);

9. Ambient conditions of use: temperature Indoor and outdoor : -10ºC  + 50ºC.          

10. Humidity:≤85%  

11.Main technical indexes of VLF PD test
1) Partial discharge measurement range: 0.01pc-200pc
2) Partial discharge detection sensitivity: 0.01pc
3) Capacitance range: 0.01μF-10μF
4) Sampling bits: 12 bits
5) Sampling speed: 12M/S





 
Table: The VLF-P series supply AC/DC withstand voltage testing + PD(pc) + Capacity(μF):

 
Model no
Output
Voltage/
Current
(Peak)
Load Capacity
Control Unit
Booster
Power 
Capacitance/
Freuency
Net Dim.
(cm)
Net Wt
 (kg)
Net Dim.
(cm)
Net Wt
(kg)
VLF-30P
 30KV/20mA

0.1Hz-0.01Hz
Capacity:≤10µF
Auto Variable

40×24×31
  6
34×16×30
25
1000W
VLF-40P
 40KV/20mA

0.1Hz-0.01Hz
Capacity:≤10µF
Auto Variable

40×24×31
  6
44×18×37
40
1200W
VLF-50P
 50KV/30mA

0.1Hz-0.01Hz
Capacity:≤10µF
Auto Variable

40×24×31
  6
 
44×19×37
 
45
1500W
VLF-60P
 60KV/59mA

0.1Hz-0.01Hz
Capacity:5µF
Auto Variable

40×24×31
  6
45×20×38
34×16×30
45+25
2000W
VLF-70P
 70KV/59mA

0.1Hz-0.01Hz
Capacity:5µF
Auto Variable

 40×24×31
  6
45×20×38
34×16×30
45+25
2500W
VLF-80P
 80KV/59mA

0.1Hz-0.01Hz
Capacity:5µF
Auto Variable

40×24×31
  6
45×20×38
34×16×30
45+25
3000W
VLF-90P 
 90KV/59mA

0.1Hz-0.01Hz
Capacity:5µF
Auto Variable

40×24×31
  6
46×22×38
45×20×38
45+30 
3500W
VLF-100P 
100KV/59mA

0.1Hz-0.01Hz
Capacity:5µF
Auto Variable

40×24×31
  6
50×25×40
45×20×38
45+45
4000W
 
           
Field connection diagram (Test object: cable)
 
                                   

  Package for transport (30KV test set):

Sr no
 Name of Commodity
 Qty
 N.W
 G.W
Transport size
(LxWxH)
 
1
 
Controller
1 unit
5 kg
 
55 kg
 
450x490x950mm
Capacitor 0.04µF
1 unit
5 kg
Booster (Tank)
1 unit
25 kg
Aluminum alloy box
1 unit
5kg
                     Total:
1 set
40 kg
55 kg
0.21 m3
                                               
Packed in 1 wooden case.

        

Accessories
Sr no.
     Description
Quantity
Remarks
  1
Control unit
1
unit
 
  2
Booster  (30KV Tank)
1
unit
 
  3
Capacitor (0.04µF)
1
unit
Used as Capacity supplement, or test object for demo
  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
Aluminium alloy box
1
unit
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