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DC Hipot

240W-120KV HVDC Hi-pot Tester | High Voltage Dielectric Test System

Industrial 120KV/2mA DC test system with ≤1% ripple for insulation testing. Features PWM regulation, 0.05% stability option, and meets DLT 848.1-2004 standards.


  • US$ 3,444.00
  • Lead time: 30 days

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Product Details

Product Tags

240W-120KV HVDC Hi-pot Test System

High-capacity DC testing solution delivering 120KV at 240W for comprehensive dielectric evaluation of high-voltage equipment including transformers, cables and switchgear.

Technical Specifications

ParameterSpecification
Output Voltage0-120KV (±1%)
Output Current0-2mA (±1%)
Power Capacity240W maximum
Ripple Factor≤1% (0.1% optional)
System Weight9.2kg total (4kg controller + 5.2kg multiplier)
Multiplier Dimensions110×690mm

Key Features

Precision Measurement

  • 2V-B shielded microammeter (0.05% stability)

  • Optional HV-B infrared ammeter

  • Multi-point auto-test with data logging

Robust Design

  • Large-capacity arc tolerance

  • Double-stage voltage multiplier

  • PWM-regulated output

Test Applications

  • MOA Arresters: Leakage current analysis

  • Oil-Type Cables: Dielectric withstand tests

  • Power Transformers: Insulation integrity verification

  • Water-Cooled Generators: Ground insulation testing

Standards Compliance

  • DL/T 848.1-2004 HV Test Equipment Standards

  • 2BF24003-90 Portable DC Generator Specs

  • IEC 60060-1 Dielectric Test Methods

Advanced Protection Systems

Protection TypeFunction
Open-CircuitAutomatic voltage collapse
Ground LoopOperator safety monitoring
Overvoltage±1% setpoint accuracy

System Architecture

Control Unit

  • 4kg portable controller

  • Digital LCD interface

  • Programmable test sequences

Multiplier Stage

  • 5.2kg dual-section design

  • 690mm optimized height

  • Coaxial shielded connections

Proven Technology Legacy

Building on our 1992 innovation of China's first PWM-regulated DC HV generator, this 120KV system represents our flagship portable solution with 2,857+ units deployed worldwide through 2013.

Available as standalone 120KV system or part of our complete test range up to 1200KV - contact our engineers for application-specific configurations including infrared measurement options.

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