Why do outdoor appliances need surge test?

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As a result of the sensitivity of outdoor appliances to overvoltage surges, which may be caused by either lightning strikes or transients in the electrical power supply, surge testing is required to ensure the safety of these products. Lighting fixtures and streetlights are both examples of this kind of electrical equipment. These surges have the potential to cause damage to the electrical and electronic components that are included inside the appliances, which may subsequently lead to the equipment failing to work properly or not functioning at all.

By carrying out a surge test, either the appliance's maker or the end user may verify the device's resilience and determine whether or not it is capable of withstanding the anticipated surge environment in which it will be put. The appliance is put through this test to guarantee that it can successfully be installed. This aids to boost the appliance's reliability and durability, as well as to decrease the possibility of unexpected failures happening while it is being utilized out in the field.

The surge test is performed with the assistance of a surge generator, which generates high-voltage surge signals in order to provide a realistic representation of the surges that the appliance is likely to experience in the real world. The purpose of the surge test is to ensure that the appliance is able to withstand the surges that it will encounter in the real world. The appliance is made to experience the surge signals, and its behavior is evaluated while the test is being carried out in order to determine whether or not it fulfills the necessary surge immunity levels outlined in relevant standards such as IEC 61000-4-5.

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