Blog

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

Max Zs Values App Update for 2019

We have published an update to the Max Zs Values app, find out what great new features this version brings...
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