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High-Voltage Testing with HVEX Generators: Regulatory Compliance and Safety for the Electrical Sector

HVEX | Equipe HVEXpor Equipe HVEX · 1 minute · 23 de jan. de 2026

Introduction

Embrastec, committed to innovation and continuous improvement, acquired in 2019 one of the most modern High-Voltage laboratories in Brazil, equipped with HVEX technology for impulse and lightning discharge testing. With capacity for tests of up to 50 kV, currents of 100 kA with an 8/20 µs waveform and 20 kA with a 10/350 µs waveform, among other waveforms, the laboratory performs tests on SPDs (Surge Protective Devices) of Classes I, II, and III, in compliance with IEC 60060, IEC 61643-11, NBR 6939, and IEC 62305-1 standards.

Customer Challenge

  • A major manufacturer of lightning arresters and electrical protection devices needed to validate the resistance of its products against high-voltage surges and lightning discharges, ensuring compliance with ABNT NBR 5419, IEC 61643, and IEC 60099-4 standards. The customer was looking for a partner with:

  • State-of-the-art infrastructure for realistic discharge simulation.

  • Precision and traceability in testing.

  • Automated technical reports to accelerate the certification process.

Embrastec Solution with HVEX Technology

The HVEX Combined Wave Impulse Generator, integrated into Embrastec’s laboratory, delivered:

✅ Customized testing with currents of up to 200 kA and residual voltages of 200 kV, according to customer requirements.

✅ Compact design and computerized operation, ensuring safety and repeatability during testing.

✅ Compliance with international standards, including IEC 62305-1 (lightning protection) and IEC 61643-11 (SPDs).

✅ HVEX LIAS system for data storage, automatic parameter analysis, and generation of PDF/DOC reports.

Results Achieved

✔ 50% reduction in approval time, thanks to automated testing and reporting.

✔ Guaranteed certification for lightning arresters and SPDs, increasing market confidence.

✔ Strategic partnership with Embrastec for new development projects.

Customer Testimonial

“The combination of Embrastec’s High-Voltage laboratory and HVEX generators was essential to validate our products with accuracy and speed. The automated reports significantly accelerated our certification process.”
— Customer’s Engineering Director

Conclusion

With HVEX technology, Embrastec has established itself as a reference in High-Voltage testing in Brazil, offering modern infrastructure, regulatory compliance, and reliable test reports. This strategic investment has enabled the company to meet complex demands of the electrical sector with efficiency and innovation.

Do you need impulse testing, lightning discharge testing, or SPD certification?

📅 Schedule a meeting or request a datasheet:

#HighVoltageTesting #HighVoltageLaboratory #ImpulseTesting #ImpulseGenerator #LightningDischarges #SPDTesting #SurgeProtection #ElectricalEngineering #ElectricalCertification #ProductApproval #RegulatoryCompliance #ElectricalSafety

HVEX | Equipe HVEX
Equipe HVEX

Pioneira na fabricação de equipamentos de alta tensão no Brasil, a HVEX desenvolve a melhor forma de atender seu público-alvo, a partir da pesquisa de novas tecnologias e de novas metodologias de estudos e ensaios para a indústria nacional.

References

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If you use the ARTICLE in a scientific publication, we appreciate citations of the project according to the ABNT standard.

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