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VLF50kV
Download Product Specs
The VLF 50kV Very Low Frequency Cable Tester is a portable VLF test system designed for insulation withstand testing of medium-voltage cables and electrical equipment.
By using very low frequency sine wave testing, the system significantly reduces power requirements while providing accurate insulation diagnostics for MV power systems.
Key Features
• Portable VLF sine wave test system
• 0.1Hz low frequency cable testing
• Closed-loop voltage feedback control
• Built-in over-voltage protection
• Integrated high-voltage protection resistor
• Adjustable frequency output
• Large LCD display
• Optional Tan Delta diagnostic capability
Applications
• Medium-voltage cable testing
• Electrical commissioning tests
• Industrial power system maintenance
• Motor insulation diagnostics
Technical Specifications
Rated Voltage
50kV (peak)
Frequency Range
Automatic frequency change
0.1Hz – 0.01Hz
Load Capacity
≤10µF
System Weight
Controller: 4 kg
Booster: 25 kg
Application Range
Cable and motor testing up to 22kV systems
Power Supply
AC 220V ±5% / 50Hz