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HY Three-Phase Capacitance and Inductance Tester

The HY Three-Phase Capacitance and Inductance Tester is designed for on-site testing of high-voltage parallel capacitor banks and related electrical components in power systems. It measures capacitance, inductance, current, and resistance with multiple selectable AC test voltages.
Featuring a high-speed processor and automatic data calculation, the tester simplifies field testing without complicated wiring or repeated disassembly. It is suitable for capacitor bank commissioning, preventive maintenance, routine inspection, and troubleshooting in substations and power distribution systems.
  • Detailed Description

Product Features

  • Three-phase testing for efficient field measurement of capacitor banks.
  • Multiple test voltages: 100 V, 40 V, 8 V, and 2 V AC.
  • Measures capacitance, inductance, current, and resistance.
  • Automatic measurement and calculation for faster testing.
  • High-speed processor provides stable and reliable test results.
  • Portable design with a rugged carrying case, suitable for field operations.
  • Helps identify capacitor degradation, abnormal components, and connection-related faults.
  • Standard 5 m test leads, with customized lengths available.
  • Suitable for routine inspection, commissioning, and maintenance of power equipment.

Technical Specifications

Item Specification
Test Voltage AC 100 V ±10%, 55 Hz; AC 40 V ±10%, 55 Hz; AC 8 V ±10%, 55 Hz; AC 2 V ±10%, 55 Hz
Capacitance Range 0.1 μF–6000 μF
Capacitance Accuracy ±(1% of reading + 0.01 μF)
Inductance Range 50 μH–20 H
Inductance Accuracy ±(3% of reading + 0.05 μH)
Current Range 5 mA–2 A
Current Accuracy ±(3% of reading + 0.05 mA)
Resistance Range 20 mΩ–20 kΩ
Resistance Accuracy ±(3% of reading + 0.1 mΩ)
Main Unit Dimensions 360 × 290 × 170 mm
Main Unit Weight Approx. 5 kg
Carrying Case Weight Approx. 5 kg
Test Lead Length Standard 5 m; customizable

Applications

The HY Three-Phase Capacitance and Inductance Tester is widely used for:

  • High-voltage parallel capacitor bank testing
  • Substation commissioning and maintenance
  • Power distribution system inspection
  • Capacitor bank preventive testing
  • Capacitor fault diagnosis
  • Electrical equipment condition assessment
  • Power utility and electrical laboratory testing
  • Routine maintenance and troubleshooting

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