Electrical Blog

Electrical Apps for Electricans

Cable Calculator App Update – 2019

Another update to the cable sizing calculator, Cable Calc. Find out what’s new in this version.

How to Calculate kVA

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.

Kitchen Zones

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.

Socket Distance From a Sink

Distance of a socket from a sink

Recommendations and guides on locating sockets, spurs and isolators near a kitchen sink. Electrical accessories should be located at a safe distance from sink or drainer unit.

Max Zs Values

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 2019 version brings.

EICR Codes

How to code observations on a condition report

A guide to selecting and coding EICR observations. EICR codes include C1, C2, C3, FI and N/V, find out what they mean and how to use them.

18th Edition Zs Values

Max Zs Values 18th Edition BS 7671

Learn how to calculate the maximum earth loop impedance values to the 18th edition of the wiring regulations. 100% and temperature adjusted Zs.

Surge Protection Types

SPD Surge Protection Devices – Types & Uses

Discover the types of SPD’s and the application of surge protection devices.

what is an AFDD

AFDD’s Arc Fault Detection Device – Do we need them?

Discover when it is a requirement to install AFDD’s in this handy AFDD guide.

IP Ratings Table

IP Rating Codes Explained

IP ratings (Ingress Protection) codes explained, what are IP codes and what do their ratings mean.