30KV 40KV 50KV Very Low Frequency VLF Voltage Withstand & Dielectric Loss
Professional VLF high-voltage tester for cable insulation, voltage withstand, and dielectric loss measurements. Features precise AC/DC current measurement, digital display, and CE & RoHS certification.
This Very Low Frequency (VLF) Voltage Withstand & Dielectric Loss Tester is designed for testing medium- and high-voltage power cables, electrical equipment insulation, and dielectric performance. Available in 30kV, 40kV, and 50kV versions, it provides reliable and accurate testing for commissioning, preventive maintenance, and insulation diagnostics.
Equipped with a digital-only display, the device allows precise monitoring of AC and DC current output during testing. Its compact, professional design ensures safe and stable high-voltage generation, ideal for laboratories, substations, and industrial environments.
The tester delivers accurate AC current measurements with 3% accuracy and DC current output for comprehensive insulation analysis. With a VLF output, it effectively evaluates cable insulation quality and dielectric loss factor without damaging the equipment.
Key Features
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Very Low Frequency (VLF) voltage withstand testing
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Dielectric loss measurement for cable insulation evaluation
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Voltage options: 30kV / 40kV / 50kV
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Digital-only display for accurate monitoring
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AC current accuracy: 3%
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AC current range: 0–59mA, resolution: 0.1mA
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DC current range: 0–20mA
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CE & RoHS certified
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No high-concern chemicals
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AC power supply, professional electrical testing tool
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Battery not included
