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DM Series – DC Voltage Test System

The DM Series DC Voltage Test System provides high-voltage DC output for insulation assessment of HV cables, capacitors, switchgear, and other electrical equipment. Designed for both site and laboratory applications, it ensures precise output voltage control, advanced interlocks for operator safety, and a robust construction that withstands demanding environments.

Function

  • DC high-voltage output for insulation and withstand testing

  • Leakage current measurement

  • Interlock protection and emergency shutdown

  • Voltage ramp-up and ramp-down functionality

  • Suitable for HV cables, switchgear, insulators, and capacitors

Technical Specifications

Output Voltage

  • 0 – 600 kV DC (model dependent)

Output Current

  • 0 – 10 mA to 100 mA

Polarity

  • Positive or negative DC

Measurement Accuracy

  • ±1% (voltage and current)

Control Unit

  • Digital controller with LCD display

Safety

  • Overcurrent, overvoltage, and emergency shutdown

Cooling

  • Air or oil-filled options available

Power Supply

  • AC 220V / 380V ±10%, 50 Hz

Dimensions

  • Varies by model (portable or trolley-mounted)

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