Electrical Blog
Cloud Sync is Now Live
The Pro Certs cloud sync system and Management Web Portal is now live for use in conjunction with the Pro Certs Electrical Certification App.
How to Wire a Light Switch
Light switch connections and wiring diagrams for 1 way, 2 way and intermediate light switches for UK wiring colours.
Convert Old Zs Values to 18th Edition Zs Values
Convert Zs values from a previous version of BS 7671 to BS 7671 18th edition 230v Cmin values.
Electrician Tool Bags
A selection of electricians tool boxes, bags, tool belts and tool kits for Electricians.
Bathroom Zones
Bathroom zones and the specification and minimum requirements of electrical equipment within a room containing a bath or shower.
Consumer Unit Signage & Labels
Replace the plethora of electrical consumer unit stickers with this single A4 DB notice printed directly from your mobile.
BS 7671 Reference Methods
Installation Reference Method table for your electrical certificates & determining the current carrying capacity of a cable.
Protection Against Exceeding Cable Limiting Temperature
Calculate how long a cable will take to reach its limiting temperature under fault conditions.
AFDD Max Zs Values
Here we answer a common question we keep getting asked: What is the max Zs for AFDD’s?