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    Surge Protection Devices (SPD) in domestic dwellings - Type 1 or 2 in CU for overhead feed property on TT.

    A thought process that I was wondering if others had also pondered: Consumer units with preinstalled Type 2 SPDs have become a very common sight since the 18th edition has more or less mandated them, with almost every manufacturer offering them by default across their range now. These are...
    • axt
    • Thread
    • consumer unit overhead feed spd surge protection device tt earthing
    • Replies: 11
    • Forum: Electrics UK
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