Screenshots

Description

Calculate / look up the maximum permitted Zs values (earth loop impedance) as per BS 7671 2018. Also includes 80% temperature adjusted values and a few MCCB 60947-2 Zs value charts.

Using the picker wheel select the protective device (fuse, MCB, RCBO) and device rating to calculate the maximum permitted Zs value for your selected device.

Features:-
+ BS 7671 18th Edition 2018
+ BS EN protective devices
+ Fuse's
+ MCB's
+ RCBO's
+ RCD's in TT earthing systems
+ Max REC Ze values
+ Ze + R1+R2 = Zs calculator
+ 100% values
+ 80% values
+ 0.4 second disconnection times
+ 0.2 second disconnection times
+ 5 second disconnection times
+ Uo 55v (U 110v)single phase and Uo 63.5v (three
phase) Zs values
+ BS EN 60947-2 MCCB manufacture device charts
(some)

Check out our other electrical apps such as the "Pro Certs" Electrical Testing & Certification App, visit > http://www.procertssoftware.com/apps for more info.

What’s New

Version 3.1

Thank you for downloading Max Zs Values. This update brings new UI improvements and bug fixes. Your feedback is important to us, please email any improvement ideas to support@pro-certs.com or visit procertssoftware.com

Ratings and Reviews

Astect Gibbo ,

Excellent

I downloaded this app last year and it was great very handy, There was an issue with the software but the developers was extremely helpful and went out of their way to fix this issue, I’ve recently downloaded the updated version and can honestly say it’s gold excellent stuff

Developer Response ,

Thank you for your feedback.

comedy explorer ,

Very handy

Works well for me.

Developer Response ,

Thank you for your feedback.

Cavemanflynn ,

Wow

I have the whole Pro-Certs range of iPhone software. If they keep producing quality items like this I can throw away my onsite guide! Keep up the good work!! ( can wait to see if you can make software to bill my customers as well!! Lol)

Information

Seller
Pro Certs Software Ltd
Size
9 MB
Category
Reference
Compatibility

Requires iOS 8.0 or later. Compatible with iPhone, iPad and iPod touch.

Languages

English

Age Rating
Rated 4+
Copyright
© 2019 Pro Certs Software Ltd
Price
£2.99

Supports

  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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