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Wuhan Huaying Electric Power Tech & Science Co.,ltd
Wuhan Huaying Electric Power Tech & Science Co.,ltd
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Very Low Frequency Cable Tester VLF Cable Tester70 KV

Wuhan Huaying Electric Power Tech & Science Co.,ltd
Wuhan Huaying Electric Power Tech & Science Co.,ltd
City: Wuhan
Province/State: Hubei
Country/Region: China
Tel: 0086-027-82845035
Contact Person:
Ms Amy Wang

Very Low Frequency Cable Tester VLF Cable Tester70 KV

Brand Name : Huaying
Model Number : VLF-70
Certification : ISO
Place of Origin : Wuhan Hubei China
MOQ : 1 Set
Price : primarytester@126.com
Payment Terms : L/C, T/T
Supply Ability : 200 sets per month
Delivery Time : 7 Working Days
Packaging Details : Wooden Case
output : 70kv
input : 220kv
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1. Product Name:

Very Low Frequency AC Hipot Tester


2.Equipment Description:


The VLF testers (Generator) are suitable for Testing cables, transformers, switchgear, Rotating machinery, and other Electrical apparatus.


3.Product Features:


1. Easiest to use Fully automatic microcontroller

2. Built-in printer

3. True sine wave output

4. Real-time display of actual output waveform

5. Ergonomic, menu guided, large backlit LCD

6. Storage of test results for later retrieval and print.

7. Over voltage and current protected

8. Variable frequency 0.1Hz, 0.05Hz, 0.02 Hz

9. Data of current, voltage and waveform directly sampled at HV side.

10. AC testing does not degrade good cable insulation

11. Harmful space charges are not injected into the cable insulation

12. No traveling waves are generated during testing

13. Rugged and reliable design less prone to failure from transients


1. Short circuit protected.

2. Status display of all important safety functions and messages.

3. Safe, easy to use operation with emergency off and key switch lock-out.

4. Fully integrated discharge circuit to safely ground the DUT after testing.

5. Zero start interlock.

6. Zero voltage switching.


4.Technical Parameters:


1. Input: 220 ± 10% Volts AC, 50/60 Hz, single phase.

2. Output-Voltage. 40KV

3. Output frequency: 0.1Hz, 0.05Hz, 0.02Hz.

4. Stability of frequency: Fluctuation < 0.5%

5. Measurement accuracy: ± 3%.

6. Positive and negative voltage peak errors: ≤ 3%.

7. Voltage waveform distortion: ≤ 5%

8. Construction: In two units: Controller and Booster.

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

10. Humidity: ≤ 85%


Product Picture


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Very Low Frequency Cable Tester VLF Cable Tester70 KV Images

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