0.1Hz 30 Kv to 80 Kv AC & DC Vlf Ultra-Low Frequency Hv Measuring Instrument for Cable

• Customization: Available
• Structure: Controller and Booster
• Output Voltage: 30kv/40kv/50kv/60kv/70kv/80kv for Option
• Model NO.: VLF
• Output Frequency: 0.1Hz, 0.05Hz, 0.02Hz
• Stability of Frequency: Fluctuation<0.5%
• Measurement Accuracy: ±3%
• Positive and Negtive Voltage Peak Errors: ≤3%
• Voltage Waveform Distortion: ≤5%
• Power Supply: AC220V ± 10%, 50Hz/60Hz
• Environment Temperature: 0~50°c
• Humidity: ≤85%Rh
• Transport Package: Standard Wooden Case
• Specification: Controller and booster
• Trademark: GOLD
• Origin: China
• HS Code: 9030849000
• Production Capacity: 1000 Sets / Month

Product Description

0.1Hz 30 kV to 80 kV AC & DC VLF Ultra-Low Frequency HV Measuring Instrument for Cable

• Application:

The 30kV to 80kV Very Low Frequency VLF AC Hipot Tester for Cable Testing is applied in power cable and generator insulation test in power system;

• Specifications:

 0.1Hz 30 kV to 80 kV AC & DC VLF Ultra-Low Frequency HV Measuring Instrument for Cable

PARAMETER	VLF-SERIES
Structure	Controller and booster
Output voltage	30kV/40kV/50kV/60kV/70kV/80kV for option
Output frequency	0.1Hz, 0.05Hz, 0.02Hz
Stability of frequency	Fluctuation<0.5%
Measurement accuracy	±3%
Positive and negtive voltage peak errors	≤3%
Voltage waveform distortion	≤5%
Use condition	10°C to +50°C, humidity ≤85%
Power supply	AC220V ± 10%, 50Hz/60Hz
Positive and negative voltage peak errors	< 3%RDG+0.3%FS
Measurement error	≤35

• Main Features:

1. Advanced technique: adopts digital inverter technology, microcomputer control, fully automated test;

2. Easy to operate;

3. Full protection: multiple protection (over-voltage protection, over-current protection), prompt action (action time≤20ms), the device safe and reliable;

4. Safe and reliable: the controller connect with HV generator, photoelectric control, safe and reliable;

5. Adopts high and low voltage closed-loop negative feedback control circuit, output without capacitance-rised effect;

6. Completely equipped: LCD, auto save and print data;

7. Wide measurement range: 0.1Hz, 0.05Hz and 0.02Hz multi-frequency selection;

8. Small in volume, light in weight: benefit to field tests.

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