How are lightning protection levels specified for LED drivers?

- Dec 24, 2018-

How are lightning protection levels specified for LED drivers?

A: The IEC 61000-4-5 standard and test-method establishes a common reference for evaluating the immunity of electrical and electronic equipment when subjected to surges such as lightning.

Surge test standards for lightning protection as below, IEC61000-4-5 ranks:

Level  Open-circuit test voltage

1     0.5 kV 2     1.0 kV 3     2.0 kV 4    4.0 kV X   Special

NOTE X can be any level, above, below or in between the other levels. This level can be specified in the product standard.