Vlf Series High Voltage Very Low Frequency Vlf Hipot Tester

• Customization: Available
• After-sales Service: Lifetime Technical Support,Online Service
• Warranty: 1 Year
• Model NO.: VLF
• Power Supply: 220 ± 10% Volts AC, 50/60 Hz, Single Phase
• Output Frequency: 0.1Hz,0.05Hz,0.02Hz
• Stability of Frequency: Fluctuation < 0.5%
• Output-Voltage: 30-80kv
• Measurement Accuracy: ± 3%
• Temperature: 10ºC-50ºC
• Humidity: ≤85%Rh
• Voltage Waveform Distortion: ≤5%
• Voltage Peak Errors: ≤3%
• Transport Package: Wooden Case
• Trademark: Gold
• Origin: China
• HS Code: 9030849000
• Production Capacity: 300set/Month

Product Description

       VLF Series Very Low frequency HV generator VLF Hipot Tester

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

Functions

 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

Features

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.

Specifications

1. Input: 220 ± 10% Volts AC, 50/60 Hz, single phase.
2. Output-Voltage. 60KV
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%

Model

Type	Output Voltage/Current	Load  Capacity	Control  Unit		Booster		Fuse  Tube
		Frequency/Capacitance	Dim. (cm)	Wt (kg)	Dim. (cm)	Wt (kg)
VLF-30/1.1	30KV/20mA	0.1Hz  ≤   1.1uF 0.05Hz  ≤   2.2uF 0.02Hz  ≤   5.5uF	28× 37× 22	4	33× 18× 34	25	5A
VLF-40/1.1	40KV/30mA	0.1Hz  ≤   1.1uF 0.05Hz  ≤   2.2uF 0.02Hz  ≤   5.5uF	28× 37× 22	4	35× 20× 36	35	6A
VLF-50/1.1	50KV/40mA	0.1Hz  ≤   1.1uF 0.05Hz  ≤   2.2uF 0.02Hz  ≤   5.5uF	28× 37× 22	4	37× 24× 39	45	7A
VLF-60/1.1	60KV/50mA	0.1Hz  ≤   1.1uF 0.05Hz  ≤   2.2uF 0.02Hz  ≤   5.5uF	28× 37× 22	4	33× 18× 34 33× 18× 34	25+25	10A
VLF-70/0.5	70KV/55mA	0.1  Hz,   ≤ 0.5µ F 0.05Hz,   ≤ 1.0µ F 0.02Hz,   ≤ 2.5µ F	28× 37× 22	4	33× 18× 34 35× 20× 36	25+35	10A
VLF-80/0.5	80KV/60mA	0.1  Hz,   ≤ 0.5µ F 0.05Hz,   ≤ 1.0µ F 0.02Hz,   ≤ 2.5µ F	28× 37× 22	4	33× 18× 34 37× 24× 39	25+45	12A