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Posted In: BS 7671 News

18th Edition Amendment 1

BS7671 Amendment 1 - Section 722 Electric Vehicle Charging Installations. Also download the Corrigendum to BS 7671 pdf.
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Posted In: BS 7671 General

MCCB Max Zs Values

Maximum earth loop impedance values (Zs) for BS EN 60947-2 MCCB's vary between manufactures. Find the correct chart with the Max Zs Values app.
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Posted In: BS 7671 General

60947-2 Max Zs Charts

Print or download max Zs tables for BS EN 60947-2 protective devices with the max zs values app.
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Posted In: News

Cable Calculator App Update – 2019

Another update to the cable sizing calculator, Cable Calc. Find out what's new in this version.
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Posted In: How to

How to Calculate kVA

Learn how to calculate to and from kVA, Amps, kW, Volts and Power Factor, with single phase and three phase calculation examples.
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Posted In: BS 7671 Guides

Local Isolation for Kitchen Appliances

Recommended locations of local isolators and fused spurs for kitchen appliances, distances and locations to be readily accessible, find out here.
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