High-voltage Electrical Measurement Techniques

High-voltage Electrical Measurement Techniques

Common Measuring Instruments

1. High-voltage Detector

   • Audio-visual alarm type
   • Digital display type
   • Wireless transmission type

2. Insulation Resistance Tester

   • 2500V and above
   • Automatic absorption ratio calculation
   • Polarization index measurement

3. High-voltage Clamp Meter

   • Non-contact measurement
   • Safety distance requirements
   • Data recording function

Measurement Safety Standards

• Two-person operation required
• Maintain safety distance
• Use specialized insulation tools