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Very Low Frequency Tester VLF

This product combines the advanced technology of modern digital conversion, fully computer control, automated boost, buck, measurement and protection. Human intervention can cared out during the automatic step-up process. The main advantages include fully electronic ,small sizes and light weight , large-screen LCD ( clear and intuitive ) , printer output test report , easy to use, designed to fully meet the power industry standards.

Features
Technical Specification

1、Output frequency :0.1Hz、0.05Hz、0.02Hz。

2、Accuracy: ± (3% of full scale +0.5 KV)

3、Voltage waveform distortion :≤5%

4、Condition of use: indoor, outdoor; temperature:  -10℃∽+40℃;humidity :≤85%RH

5、Power supply :AC50 Hz,220V ±5%

         

Model

Rated Voltages

Load capacity

Fuse

Weight

Useful

VLF-30

30kV

(peak )

0.1Hz,≤1.1µF

10A

Control :6㎏

Body Boost :30㎏

10KV Cables、Generator

0.05Hz,≤2.2µF

0.02Hz,≤5.5µF

VLF-40

40kV

(peak )

0.1Hz,≤1.1µF

20A

Control :6㎏

Body Boost :50㎏

15.75KV Cables、Generator

0.05Hz,≤2.2µF

0.02Hz,≤5.5µF

VLF-50

50kV

(peak )

0.1Hz,≤1.1µF

20A

Control :6㎏

Body Boost :50㎏

15.75KV Cables、Generator

0.05Hz,≤2.2µF

0.02Hz,≤5.5µF

VLF-60

60kV

(peak )

0.1Hz,≤0.5µF

25A

Control :6㎏

HV TANK-I:30㎏

HV TANK-II:33㎏

18KV and below the cable、Generator

0.05Hz,≤1.0µF

0.02Hz,≤2.5µF

VLF-80

80kV

(peak )

0.1Hz,≤0.5µF

25A

Control :6㎏

Body Boost I:30㎏

Body Boost II:50㎏

35KV and below the cable、Generator

0.05Hz,≤1.0µF

0.02Hz,≤2.5µF


Above model is the common requirement. It also can be customized for different voltage and load capacity.


Service commitment
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