Editorial Technical Reference

High Voltage Generator

This page explains how High Voltage Generator is classified within Electrical Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

The High Voltage Generator is a component within the Electrical Testing Module, designed to produce controlled high voltage electrical signals for testing insulation, dielectric strength, and electrical safety of various equipment and materials.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for High Voltage Generator

Definition
The High Voltage Generator is a component within the Electrical Testing Module, designed to produce controlled high voltage electrical signals for testing insulation, dielectric strength, and electrical safety of various equipment and materials. It converts low voltage input to high voltage output through transformer action, typically using step-up transformers, voltage multipliers, or resonant circuits to achieve the required voltage levels. The generator is available with an adjustable output voltage range of 0–100 kV DC, an output current range of 0–10 mA (continuous or pulsed), and a voltage regulation of ±1% at full load. Ripple is less than 0.5% peak-to-peak at rated voltage. It operates within a temperature range of 0–40°C (derate above 40°C) and can be stored at -20–60°C, with non-condensing relative humidity of 20–80%. The input voltage is 220 V AC ±10%, single phase, 50/60 Hz, and power consumption is ≤1000 W at rated output. The protection class is IP20 per IEC 60529, suitable for indoor use only. Weight ranges from 15–25 kg depending on model, and approximate dimensions are 400×300×200 mm (W×D×H). Materials include copper windings, silicon steel laminations, insulating materials, and electronic components. This directory entry provides reference ranges; verify model-specific values and standards with the legal manufacturer or supplier before procurement or use.
Working Principle
The High Voltage Generator operates by converting a low voltage AC input into a high voltage DC output. This is achieved through a step-up transformer that increases the voltage, followed by rectification and filtering circuits to produce a smooth DC output. Alternatively, voltage multiplier circuits or resonant converters may be employed to generate the required high voltage levels. The output voltage and current are adjustable within specified ranges, allowing the user to set the desired test conditions. The generator includes regulation circuitry to maintain output voltage stability under varying load conditions, and ripple is minimized to ensure accurate test results. Safety features such as insulation and protective components are integral to the design to prevent electrical hazards during operation.
Common Materials
Copper windings, Silicon steel laminations, Insulating materials, Electronic components
Technical Parameters
ParameterTypical rangeNotes & selection driver
Output Voltage0–100 kV DCAdjustable, for insulation testing
Output Current0–10 mAContinuous or pulsed
Voltage Regulation±1 %At full load
Ripple<0.5 %Peak-to-peak at rated voltage
Operating Temperature0–40 °CDerate above 40°C
Storage Temperature-20–60 °CNon-condensing
Relative Humidity20–80 %Non-condensing
Input Voltage220 ±10% V ACSingle phase, 50/60 Hz
Power Consumption≤1000 WAt rated output
Protection ClassIP20Indoor use onlyIEC 60529
Weight15–25 kgDepending on model
Dimensions (W×D×H)400×300×200 mmApproximate

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Step-up Transformer
    Increases input voltage to required high voltage levels
    Material: Copper and silicon steel
  • Voltage Multiplier Circuit
    Further increases voltage through capacitor-diode networks
    Material: Electronic components
  • Control Circuitry
    Regulates output voltage and provides safety features
    Material: Printed circuit board with electronic components
  • Output Terminals Part
    Provides connection points for test leads
    Material: Insulated high voltage connectors
  • Rectifier and Filter Circuit
    Turns the transformer's high-voltage AC into smooth DC; it is what keeps ripple low enough for valid tests.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar
other spec: Relative humidity: 10% to 90% non-condensing
temperature: -20°C to +50°C
Media Compatibility
✓ Dry air ✓ SF6 gas insulation ✓ Vacuum environments
Unsuitable: High particulate or conductive dust environments
Sizing Data Required
  • Required output voltage (kV)
  • Maximum output current (mA)
  • Required waveform characteristics (DC, AC, impulse)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Insulation breakdown
Cause: Thermal aging, moisture ingress, or partial discharge due to contamination, leading to dielectric failure and short circuits.
Bearing failure
Cause: Lubrication degradation, misalignment, or vibration-induced fatigue, resulting in overheating and mechanical seizure.
Maintenance Indicators
  • Unusual audible arcing or corona discharge noise from windings or bushings
  • Visible oil leaks or discoloration around bushings/insulators indicating seal degradation
Engineering Tips
  • Implement periodic infrared thermography scans to detect hot spots in windings and connections before insulation failure occurs
  • Establish a strict lubrication schedule with oil analysis to monitor bearing condition and contamination levels

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
IEC 60034-1: Rotating electrical machines - Rating and performance IEC 61010-1: Safety requirements for electrical equipment for measurement, control, and laboratory use IEEE C57.12.00: Standard for general requirements for liquid-immersed distribution, power, and regulating transformers

Quoted from the published standard.

Manufacturing Precision
  • Output voltage regulation: +/- 1% of rated voltage
  • Insulation resistance: > 1000 MΩ at 5000 VDC
Quality Inspection
  • High-potential (hipot) test: Dielectric withstand voltage test
  • Partial discharge measurement: Detection of insulation defects under high voltage

Manufacturers of High Voltage Generator

5 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

MEWOI Electronics Co., Ltd
Guangzhou, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Shandong Huaquan Power Co., Ltd.
Weifang, Shandong, CN
42,000 m²
ISO CE
Also makes: Water Pump, Diesel Engine, High-Pressure Pump and 8 more
Listed on the company's own website · profile compiled by CNFX from public sources
Weshine Electric Manufacturing Co., Ltd.
Hebei, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Wrindu
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Wuhan Goldhome Hipot Electrical Co.,Ltd
Wuhan, Hubei, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

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Frequently Asked Questions

What is the output voltage range of the High Voltage Generator?

The output voltage is adjustable from 0 to 100 kV DC, as listed in the reference specifications. However, the exact range may vary by model, so confirm with the manufacturer for the specific unit.

Can the generator be used for both continuous and pulsed output?

Yes, the output current can be continuous or pulsed, with a range of 0 to 10 mA. The mode selection depends on the test requirements and should be set according to the application.

What are the environmental operating limits?

The generator operates in temperatures from 0 to 40°C, with derating above 40°C. Storage temperature is -20 to 60°C, and relative humidity should be 20-80% non-condensing. It is for indoor use only.

What protection class does the generator have?

The protection class is IP20 per IEC 60529, indicating protection against solid objects larger than 12 mm and no protection against water. This is suitable for indoor, dry environments.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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