Max Zs Values (pre-2015)

Pre-amendment 3 version for looking up old Zs values for older installations, useful for checking if the installation complied with the max Zs values at the time of installation for installations designed before 2015. Old BS 7671 values.

Maximum Zs Values
Calculates maximum permitted Zs values for BS and 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 80% temperature adjusted values. (Pre-amendment 3)

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
+ Zs values for 230v

Remember to check out our full suite of electrical apps such as Cable Calc, Max Zs Values, Ohms Law, PFC Calculator, Watts Amps Volts Calculator, Adiabatic Equation, Electrical Tools & Reference, Earthing & Bonding...

http://www.procertssoftware.com
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What's New

1.0 - First release
1.1 - More manufacturer specific devices added
1.2 - UI updated
1.3 - Screen size adjustment to support Orange Stockholm
1.4 - UI updated + support for all screen sizes
1.5 - Landscape and Portrait Orientations
1.6 - App is now free for this pre-2015 old Zs values version.
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Additional Information

Updated
October 30, 2015
Size
1.9M
Installs
10,000+
Current Version
1.6
Requires Android
1.6 and up
Content Rating
Everyone
Permissions
Offered By
Pro Certs Software Ltd
Developer
Milton Keynes MK15 0DU United Kingdom
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