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18th Edition Zs Values
19 January 2019
Posted In: BS 7671 News

Max Zs Values 18th Edition BS 7671

Learn how to calculate the maximum earth loop impedance values to the 18th edition of the wiring regulations. 100% and temperature adjusted Zs.
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Surge Protection Types
18 January 2019
Posted In: BS 7671 General

SPD’s Surge Protection Device – Requirements and Types

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what is an AFDD
11 January 2019
Posted In: BS 7671 General

AFDD’s Arc Fault Detection Device – Do we need them?

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IP Ratings Table
5 January 2019
Posted In: BS 7671 General

IP Rating Codes Explained

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Surge Protection Types
12 December 2018
Posted In: BS 7671 General

Electrical Charts BS 7671

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Cable Calculator
14 October 2018
Posted In: News

Cable Calculator Update

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