Safety Calculations – you’re overdue an update!
If 1-ohm is still in circulation on your documentation then this section applies to you.
Even though the Safety Calculations for determining a System Earth (Ground) has shifted away from an arbitrary Resistance figure, usually <1 ohm. It’s still all too common to see this outdated measure of installed success appear on client / employer requirement specifications(ER’s) as part of the Earthing Design Safety Calculations. [Read more…] about What are the Earthing Safety Calculations?