International Electrotechnical Commission
Glossary

ENSurge Protection Device, SPD 
device intended to limit transient overvoltages and divert surge currents; contains at least one non-linear component. An appliance/device designed to protect electrical devices from voltage spikes.

TC/SC:82Terms     Info     Publications
Published in:IEC 62257-5, ed. 2.0 (2015-12) Terms     Info
Reference number:3.5

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