News

  1. IEC 62305:2024,IEC 62793 and lightning(thunderstorm) warning systemsJuly/05/2025

    IEC 62305:2024,IEC 62793 and lightning(thunderstorm) warning systems 1. Standards Framework and Updates - IEC 62305:2024 Series: Third Edition Release: Published in September 2024, repla...

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  2. The Critical Role of Smart Grounding System Monitors in Smart Power GridsJune/28/2025

    The Critical Role of Smart Grounding System Monitors in Smart Power Grids The evolution towards Smart Power Grids necessitates comprehensive monitoring of all critical infrastructure compone...

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  3. Surge Protective Devices (SPD) DegradationJune/20/2025

    Surge Protective Devices (SPD) Degradation    Surge Protective Devices (SPDs) are critical for safeguarding electrical and electronic systems against transient overvoltages caused by...

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  4. Development of Earthing(grounding) Testing TechnologyJune/14/2025

    Development of Earthing(grounding) Testing Technology Earth resistance testing represents a critical safeguard in electrical systems, protecting infrastructure and human lives from e...

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  5. Lightning Protection Grounding vs. Electrical GroundingJune/07/2025

    Lightning Protection Grounding vs. Electrical Grounding Grounding systems are indispensable for modern electrical infrastructure, serving as the critical pathway for dissipating fault curren...

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  6. SPD Wiring and Installation Requirements under IEC, UL, and Regional StandardsMay/30/2025

    SPD Wiring and Installation Requirements under IEC, UL, and Regional Standards 1.Introduction to SPD Standards and Wiring Significance Surge Protective Devices (SPDs) serve as critical s...

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  7. What is a Surge Protective Device?May/24/2025

    What is a Surge Protective Device? A Surge Protective Device (SPD) is a sophisticated engineering solution designed to safeguard electrical systems from transient overvoltages caused b...

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  8. Determination of Reference Voltage and Temporary Overvoltage (TOV) in SPD Type TestMay/17/2025

    Determination of Reference Voltage and Temporary Overvoltage (TOV) in SPD Type Test 1. Definition and Determination of Reference Voltage (UREF) The reference voltage (UREF) is a critical...

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  9. Surge Protective Device Selection Guide: Compliance with UL 1449, IEC 61643, and BS EN 62305May/10/2025

    Surge Protective Device Selection Guide: Compliance with UL 1449, IEC 61643, and BS EN 62305   Surge Protective Devices (SPDs) are essential for safeguarding modern electrical and electro...

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  10. Surge Protective Device Manufacturers with Over 30 Years of History in ChinaApril/26/2025

    Surge Protective Device Manufacturers with Over 30 Years of History in China China has been a global leader in the development and production of surge protective devices (SPDs) for decades. S...

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