Max Zs Values

Maximum Zs Values
Calculates maximum permitted Zs values to BS 7671 17th edition 2008 (2011) Amd.1 for BS EN devices, MCB's, RCBO's, Fuses and Manufacturer Specific Device values, specific values for RCD's in TT earthing systems, LV, REC Ze values....100% and temperature adjusted values.

Includes:

BS EN Devices Zs values Calculator
Manufacturer specific device Zs values
REC Ze values
Calculate Zs values from known la ratings
Max Zs values for RCD's for TT earthing systems
55 Volts single phase Zs values calculator
63.5 Volts three phase Zs values calculator
RCD/RCBO Zs values calculator
BS fuses Zs values
100% values
Temperature adjusted values
BS7671 17th edition Zs values
Zs values for 230v

A professional max Zs values and earth fault loop impedance values calculator app for Android.

A handy app to have for checking and verifying measured Zs values when completing electrical certificates and testing certificates.

Optimised for use on tablets and phones.

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