High Voltage Impulse Generator

High Voltage Impulse Generator

The Lightning Impulse Generator (HMCJ-900kV/90kJ Impulse Voltage Generator) is a high-voltage pulse simulation HMCJ-900kV/90kJ Impulse Voltage Generator is a high-voltage pulse simulation test equipment specifically designed to simulate natural lightning or transient high-voltage pulses in power systems. This pulse voltage generator primarily produces.........
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Description
Technical Parameters

Products video

 

HMCJ 900kV 90kJ Impulse Voltage Tester Display Video

 

Product Overview 

 

900kV 90kJ01

 

HMCJ-900kV/90kJ Impulse Voltage Generator is a high-voltage pulse simulation test equipment specifically designed to simulate natural lightning or transient high-voltage pulses in power systems.  It is suitable for testing insulators, air gaps, enclosures, and power transmission and substation equipment (such as power transformers, surge arresters, and GIS impulse voltage tests), as well as other scientific experiments.

product Parameter

 

900kV 90kJ05

 

1. Nominal voltage: 900kV

2. Rated step voltage: 100kV

3. Rated charging voltage: 100kV

4. Nominal energy: 90kJ

5. Total impulse capacitance: 0.222µF (single pulse capacitor, 2.0µF/100kV, 9 units total)

6. Number of steps: 9

7. Step capacitance: 2.0µF

8. Step energy: 10kJ

 

Main components of multistage impulse generator

 

1.SCR pressure regulating device
2.DC charging device
3.Impulse voltage generator
4.Multi-ball truncation device (optional)
5.Steep voltage device (optional )
6.Coupling divider
7.Tested object
8.Isolation impedance(optional)
9.Combined power supply(optional)
10 Current diverter
11.Control system
12. Measuring system

 

900kV 90kJ04

 

schematic diagram

 

   The high-voltage lightning impulse generator is one of the fundamental pieces of equipment for high-voltage testing of electrical apparatus. It is used to conduct impulse testing or verification on equipment during design, manufacturing, and post-maintenance phases. Common electrical equipment includes power transformers, high-voltage switches, composite switchgear, lightning arresters, power cables and accessories, enclosures, and insulators.

  The schematic diagram is shown below:

900kV 90kV

 

Maintenance & FAQs

 

Q:  How to prevent equipment from moisture or dust accumulation?

A: Regularly clean the surfaces of the insulating platform and insulating rod. In prolonged high-humidity environments, open the equipment cover and dry the inner walls of the insulating cylinder with clean hot air (by blowing through the bottom ventilation port).

Q: Do mechanical transmission components require maintenance?

A: After a period of use, lubricate all mechanical transmission components to ensure smooth operation.

Q: How to address severe corona discharge on the high-voltage rectifier transformer?

A:Inspect the semiconductor coating on the porcelain cover surface. If worn, apply anti-corona paint to eliminate discharge.

Q: Recommended frequency for routine maintenance?

A: Conduct monthly inspections focusing on cleaning and lubrication. Before operation, confirm the grounding switch is locked to prevent high-voltage hazards.

Q: What experiments and applications can be conducted

A: Main applications:
1. Lightning impulse test of power transformers
2. Lightning impulse withstand test for insulator strings
3. Testing of Gas Insulated Composite Electrical Appliances (GIS)
4. Manufacturing and Type Testing of High Voltage Electrical Appliances
5. Scientific research and development of insulation materials
6. Fault analysis of power system

 

Products Description

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Optimized for Global Clients This system combines cutting - edge technology with robust safety features, making it the ultimate solution for high - voltage impulse testing in power equipment R&D and quality assurance.

Keywords: Lightning Impulse Voltage Generator, High Voltage Testing Equipment, Insulation Testing, IEC - Compliant, 1800kV/180kJ, Steep - Front Impulse Waves.

 

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