Vlf High Voltage Tester Integrated Tangent Test

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Customization: Available
After-sales Service: Life Time Maintenance
Warranty: One Year
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  • Vlf High Voltage Tester Integrated Tangent Test
  • Vlf High Voltage Tester Integrated Tangent Test
  • Vlf High Voltage Tester Integrated Tangent Test
  • Vlf High Voltage Tester Integrated Tangent Test
  • Vlf High Voltage Tester Integrated Tangent Test
  • Vlf High Voltage Tester Integrated Tangent Test
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Basic Info.

Model NO.
VLF-40TD
Transport Package
Plywood Case
Specification
CE
Trademark
GOLDSOL
Origin
China
HS Code
903033900
Production Capacity
50units/Month

Product Description

VLF Advantage

1.AC Withstand voltage testing, Voltage & current curve display.
2.Tan delta (tgδ test), capacitance (μF) and IR (ohm) Test without external device.
3.Partial discharge testing without external device (for buyer's option).
4.DC withstandi voltage test,DC leakage current measurement (for buyer's option).
5."IEE 400.2" Analysis of Tan delta test result.
6.Safe Optical isolation technology.
7. Easiest to use Fully automatic microcontroller.
8. H/L voltage closed loop negative feedback control circuit, output no capacity rise effect.
9. Built-in printer.
10. Built-in protective resistors.                               
11. Colour Touch LCD (154*86mm)operation, True sine wave output.
12. Real-time display of actual output waveform.        
13. Ergonomic, menu guided, large colour touch screen
14. Storage of test results 99 groups for later retrieval and print.                        
15. Over voltage and current protected.
16.Auto variable frequency 0.1Hz, 0.05Hz, 0.02 Hz, 0.01 Hz.
17. 60 mins continuous working;
18. Data of current, voltage and waveform directly sampled at HV side.
19. IP67 waterproof rugged and reliable design.
20. Invatation Patent                                                    
21. Portable: only one unit for 40KV, 2 units for 80KV (Control unit + Tank).
22. CE mark.
23. RS232/USB (for buyer's option).

Vlf High Voltage Tester Integrated Tangent Test

Specification
1.Power: 220V ± 10% AC (110V can be customized), 50/60Hz, single phase;
2.Output-Voltage (Peak): 1 to rated value (KV);
3.Output frequency: 0.1Hz, 0.05Hz, 0.02 Hz, 0.01 Hz (auto variable frequency);
4.Load: 0.5μF (approx 6,000 ft of cable)  @ 0.1 Hz 
         1.0μF (approx 12,000 ft of cable) @ 0.05 Hz 
         2.5μF (approx 30,000 ft of cable) @ 0.02 Hz 
         5.0μF (approx 60,000 ft of cable) @ 0.01 Hz 
5. Stability of frequency: Fluctuation < 0.5%;
6. Measurement accuracy: ±3%;
7. Positive and negative voltage peak error: ≤3%;                              
8. Voltage waveform distortion: ≤5%;                                  
9. Construction: only one unit for 40KV;  2 units for 80KV(1 Control unit +1 Tank).
10. Ambient conditions of use: temperature Indoor and outdoor : -10ºC ~ + 50ºC.          
11. Humidity:≤85%  

Model no
Output
Voltage/
Current
(Peak)
Load Capacity Control Unit Booster(Tank) Power 
Capacitance/
Freuency
Net Dim.
(cm)
Net Wt
 (kg)
Net Dim.
(cm)
Net Wt
(kg)
VLF-40TD  40KV/30mA 0.1Hz-0.01Hz
Auto Variable
Capacity:≤10µF
46×31×50   35   --   -- 1000W
VLF-80TD  80KV/59mA 0.1Hz-0.01Hz
Auto Variable
Capacity:5µF at 80KV
46×31×50   35 36x19×45     45 3000W
       
Vlf High Voltage Tester Integrated Tangent Test 

12. Technical indexes of VLF tgδ test:
  1) tgδ test voltage range: 1 to 40KV;
  2) Measurement voltage accuracy: 3%
  3) Dielectric loss test frequency: 0.1Hz
  4) Measurement range: 0.01×10-3- 655.35×10-3
  5) Dielectric loss accuracy: 1x10-4
  6) Dielectric loss resolution: 1x10-5
  7) Capacitance measurement range: 0.001μF-10μF
  8) Celectric capacity resolution: 0.001μF                     
  9) Current measurement range: 0-59mA                       
  10) Current resolution: 0.1mA
  11) Insulation resistance: 0.01GΩ-65.53GΩ
  12) Insulation resistance resolution: 10

Vlf High Voltage Tester Integrated Tangent Test
Vlf High Voltage Tester Integrated Tangent Test
Vlf High Voltage Tester Integrated Tangent Test
Vlf High Voltage Tester Integrated Tangent Test
Vlf High Voltage Tester Integrated Tangent Test

Analysis of Tan delta test results (IEE400.2)
Vlf High Voltage Tester Integrated Tangent Test
13.
Main technical indexes of VLF PD test (for option):

  1) Partial discharge measurement range: 0.01pc-200pc
  2) Partial discharge detection sensitivity: 0.01pc
  3) Capacitance range: 0.001μF-10μF
  4) Sampling bits: 12 bits
  5) Sampling speed: 12M/S                                        
  6) Test voltage:  0 to rated value (KV)
Vlf High Voltage Tester Integrated Tangent Test
14.DC leakage current measurement (for option):
  1) Output rated voltage: same as rated AC voltage output
  2) Voltage accuracy: 3%
  3) Leakage current range: 0-2000μA
  4) DC Current resolution: 1μA
  5) DC current accuracy: 3%
  6) It is necessary to parallel the capacitor we supplied if testing DC leakage current.

Field connection diagram
 Vlf High Voltage Tester Integrated Tangent Test         It gives 80KV output when external connecting 40KV tank.
              
Package for transport

1) 40KV test set:
Sr no  Name of Commodity  Qty  N.W  G.W Transport size
(LxWxH)
1 40KV test set
Including 1 capacitor
1 unit 35 kg 50 kg 580x400x500mm
                     Total: 1 set 35 kg 50 kg 0.12 m3
                                                        Packed in 1 wooden case.
 
 2) 80KV test set:
Sr no  Name of Commodity  Qty  N.W  G.W Transport size
(LxWxH)
1 Controll part 1 unit 35 kg 50 kg 550x400x500mm
2 Tank 1 unit 45 kg 69 kg 470x430x720mm
Capacitor 1 unit 4 kg
Aluminum alloy box   1 unit 6 kg
 
                     Total: 1 set 90 kg 119 kg 0.26 m3
                                                       Packed in 2 wooden cases.

Vlf High Voltage Tester Integrated Tangent Test
Accessories
Sr no.      Description Quantity Remarks
  1 Control part 1 unit  
  2 Booster  (Tank) 1 unit No tank for 40KV
  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 No this item for 40KV
 12 Calibration report 1 unit  


Vlf High Voltage Tester Integrated Tangent Test

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