The topics of Lightning Protection and Surge Protection are quite complex, in fact changes in the 18th Edition, such as risk assessment, make the decision about selecting of an SPD a lot more complex than perhaps it should be.
To help get your head around these topics, from the basic fundamentals to more complex technology aspects, you might light to try out two of our dedicated bits of content:
Both of these titles are also available as part of our Electrical Pro Content Bundle
If you are a college or training centre they are also available as part of our Electrical Study Bundle (only available direct to colleges/training centres) which includes fundamental electrical and mechanical science topics too.
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