Technical

Lightning Protection

Technical Lightning Protection Handbook
Installation and Maintenance Manual System 1000
Installation and Maintenance Manual System 3000

Surge protection

Why Install Surge Protection 
How to Select the best SPD for your equipment 
Where To Install SPDs for AC Powered Equipment 
SPDs and the Benefits of Filtering 
How to Select SPDs for Data and Signalling 
Guide To Common Signalling Protocols 

Lightning Risk In Mining

Read the latest PDF on Lightning Risk in Mining
Here is the second PDF on Lightning Risk in Mining