
LED Street Light Lightning Protection Equipment
LED street lights are made of conductive materials on the outside, which prevents fires and safety accidents caused by lightning strikes. Therefore, lightning protection measures for LED street lights must be established.
The lightning protection measures include down conductors and grounding systems, which are used to protect the external lightning of LED street lights. Internal system protection must be done through internal grounding and voltage protection to prevent lightning and other forms of overvoltage from damaging the power supply. These two aspects are complementary.
1. Establish Lightning Protection Zone
Currently, LED street lights, in addition to power supply devices, also have communication devices installed to control the lights’ operation and brightness. These devices and the power supply should be installed within the lightning protection zone, which is directly shielded by the outer casing. The electromagnetic field in this area is significantly weaker.
2. Lightning Surge Equalization Connection
To eliminate potential differences caused by lightning, power lines, signal lines, and metal pipes must be connected through overvoltage protectors for equal potential connections. Local equal potential connections should also be established at the interfaces of each inner protective zone, and all local equal potential connections should be interconnected with the main equal potential point.
3. High-Quality Protection Devices
The role of protective devices is to connect the protected system to the equal potential system in a short period, causing each port of the equipment to be at the same potential. It also releases the huge pulse energy generated by lightning strikes through a short path to the ground, reducing the potential difference at the device interfaces, thus protecting the equipment.
Manufacturers of LED street lights must design installations according to the requirements mentioned above and undergo strict inspection procedures to enhance safety, ensuring the installation project is flawless. LED street light manufacturers specialize in researching, developing, and selling outdoor lighting products, as well as landscape engineering design.
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