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Shanghai DEMIKS Power successfully delivered its 400kV 20kJ lightning impulse generator to Guangzhou Weineng Lab

Complementary Partnership Boosts High Voltage Test Equipment Industry

Introduction

Recently, Shanghai DEMIKS Power (Official Website: www.demikspower.com) successfully delivered its self-developed DCJ-DY-400kV/20kJ lightning impulse voltage generator complete set to the laboratory of Guangzhou Weineng. Supported by complementary industrial strengths of the two enterprises, this cooperation further optimizes the service ecosystem of high voltage power test equipment in South China, delivering full-set testing solutions for lightning impulse withstand tests on power transmission and distribution equipment.

1. Delivery of Premium Lightning Impulse Generator Reinforces Lab High-Voltage Testing Capacity

The delivered DCJ-DY-400kV/20kJ impulse voltage generator, also known as lightning impulse generator, is a flagship high voltage power test equipment manufactured by Shanghai DEMIKS Power. As shown in on-site photos, the unit adopts an integrated control cabinet, equipped with industrial automatic measurement & control system and Tektronix high-precision oscilloscope. It realizes accurate lightning waveform capture and automatic parameter adjustment, simulating natural lightning over-voltage to conduct insulation withstand tests on transformers, insulators, switch-gears and other high-voltage electrical products. With a maximum output voltage of 400kV and energy storage capacity of 20kJ, it fully covers testing requirements of mainstream medium & high voltage power equipment.

The complete system includes split impulse generating columns and safety isolation guardrails complying with international high voltage test safety standards. The visualized upper computer operation panel ensures full test data traceability, meeting standard requirements of State Grid and China Southern Power Grid for insulation testing.

400KV 20KJ Lighting Impulse Generator DEMIKS Lighiting Impulse Generator DEMIKS Lighting Impulse Generator LI Impulse Generator

2. Complementary Advantages Form Synergistic Industrial Value

Strengths of Shanghai DEMIKS Power

As a professional manufacturer focusing on high voltage test equipment R&D and production, DEMIKS Power (www.demikspower.com) has years of experience developing lightning impulse generators, power frequency withstand testers, partial discharge detection systems and other high voltage power test equipment. The company holds core technologies including impulse circuit topology optimization, high voltage insulation structural design and closed-loop control algorithms. It provides one-stop services including customized solutions, equipment production, on-site installation and commissioning for power grids, electrical manufacturers and third-party testing labs, with mature technical reserves and production capacity in East China and nationwide markets.

Strengths of Guangzhou Weineng

Based in South China’s power industrial cluster, Guangzhou Weineng serves the Guangdong-Hong Kong-Macao Greater Bay Area with power testing, engineering operation and equipment certification services. It owns qualified local laboratories, extensive downstream electrical manufacturer channels and localized after-sales networks, possessing prominent regional advantages in entrusted high voltage testing, equipment certification and industrial resource integration across South China.

Mutual Benefits of Strategic Cooperation

Upstream Support: DEMIKS Power supplies high-performance, upgradable lightning impulse generator and complete high voltage power test equipment to fill the gap of large-energy lightning test capacity in Guangzhou Weineng’s laboratory, expanding its scope of testable electrical products.

Downstream Market Expansion: Leveraging Guangzhou Weineng’s local Greater Bay Area resources, DEMIKS Power’s premium high voltage test equipment gains wide exposure among local electrical manufacturers and China Southern Power Grid branches, completing the brand’s regional service layout in South China.

Integrated Service System: Jointly, the two parties launch all-in-one packages: customized test equipment + laboratory testing service + long-term maintenance, solving high construction costs and technical barriers for small & medium electrical factories planning independent high-voltage labs.

3. Long-Term Strategic Linkage 

This equipment delivery marks the start of long-term strategic cooperation.

Joint Global Promotion: The two companies co-exhibit at South China electrical expos and launch complete high voltage test equipment packages for Southeast Asian markets.

4. Industry Outlook

With the construction of new power systems accelerating, global grid and electrical equipment manufacturers raise stricter standards for lightning insulation performance testing, driving rising market demand for professional lightning impulse generators and other high voltage power test equipment. The partnership between Shanghai DEMIKS Power and Guangzhou Weineng connects the full industrial chain: high-end test equipment R&D & manufacturing + regional laboratory testing application. It not only upgrades power testing capacity in the Greater Bay Area, but also creates a replicable model for Chinese high voltage test equipment brands to expand domestically and internationally.

Contact & Official Website

For detailed technical parameters of 400kV 20kJ lightning impulse generator and customized high voltage laboratory solutions, visit Shanghai DEMIKS Power official website: https://www.demikspower.com As professional high voltage power test equipment manufacturer, Our DCJ-DY series impulse voltage generator simulates real lightning over-voltage to test insulation performance of transformers, switch-gears and insulators. Visit www.demikspower.com to check full specifications of lightning impulse generators and other high voltage test devices.

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