Products

Full-mode low residual voltage lightning protection box

The intelligent power supply lightning protection box is used to prevent damage caused by lightning over voltage and transient over voltage to the primary (Class B) power supply system and electrical equipment.

Full-mode low residual voltage lightning protection boxFull-mode low residual voltage lightning protection box
Full-mode low residual voltage lightning protection boxFull-mode low residual voltage lightning protection box

Product introduction

Full-mode low residual voltage lightning protection means that the lightning protection equipment can cover all lightning and overvoltage modes, including direct lightning, induced lightning, and operational overvoltage, while maintaining an extremely low residual voltage (usually ≤1.5kV) during discharge, minimizing the impact of overvoltage on the protected equipment. It belongs to the category of high-precision lightning protection technology.

1.Full-scenario protection: This breaks through the limitation of traditional lightning protection equipment that only targets a single lightning mode. It can be applied to multiple scenarios such as power systems, communication base stations, industrial control equipment, and adapts to complex electromagnetic environments.

Low residual voltage guarantee: By optimizing the discharge gap structure and adopting core components such as high-quality zinc oxide (ZnO) varistors, the residual voltage during a lightning strike is ensured to be far lower than the equipment's withstand voltage, reducing the risk of equipment breakdown.

Fast response: The response time is usually ≤25ns, and it can complete conduction and discharge at the moment the lightning pulse arrives, avoiding continuous overvoltage.

Precision electronic equipment: data center servers, medical imaging equipment, industrial PLC control systems and other voltage-sensitive equipment.

Outdoor critical facilities: communication base stations, new energy photovoltaic power stations, highway monitoring systems, and other outdoor scenes susceptible to direct and induced lightning strikes.

Power distribution network: 10kV and below distribution network lines and transformer front ends, used to prevent damage to power grid equipment caused by switching overvoltage and lightning overvoltage.

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Features

  • Adopt temperature-controlled circuit breaker technology

    Adopt temperature-controlled circuit breaker technology and built-in over current protection circuit to,completely avoid fire hazards;

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    Power supply status display

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    Easy to install and simple to maintain

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    Technology is Exquisite

    The technology is exquisite and can work for a longtime in harsh environments such as acid, alkali, dust,salt spray and moisture;

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    Can monitor the working status

    Can monitor the working status of the lightning, protection module,backup protection switch, lightning strike information (number of lightning strikes, peak value, polarity,time),grounding resistance, am bient temperature and humidity Collect and upload data for temperature and carbon monoxide;

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    Equipped 10-inch LCD touch screen

    Equipped with a 10-inch LCD touch screen with intuitive and clear parameters and various alarm information,Ethernet interface.MODBUS-TCP standard protocol.

Parameters

 

Full-mode low residual voltage lightning protection box
Nominal operating voltage  Un 385Vac(50HZ)
Nominal discharge current(8/20Us)In
40KA(8/20Us)
Maximum discharge current(8/20Us)  Imax
80KA(8/20Us)
voltage protection level  In@Up
≤1.8Kv
response time tA

≤25Us

Application Scenarios

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  • Communication base station: ensure stable power supply and remote lightning warning for base station equipment;
  • Intelligent transportation/monitoring system: protect the stable power supply of monitoring equipment and control systems;
  • Photovoltaic power station/wind farm: power inlet protection for inverters, combiner boxes, etc.;
  • Industrial automation equipment: lightning protection for PLC, electric control box, industrial computer and other equipment;
  • Smart city/IoT nodes: Intelligent power monitoring and lightning protection for edge devices.

Get in Touch

Hui joy Technology Co., Ltd. has a strong economic foundation and superb professional technology. It is a comprehensive lightning protection company specializing in the sales of lightning protection products and the professional design and construction of lightning protection projects. The company has an exclusive R&D department, a production workshop, and a marketing team.

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