Didier Mignardot

Didier Mignardot

I have been interested in lightning and ways of protecting people and buildings from its destructive powers for over 20 years. A founder member of the French Association of Protection against Lightning (SPD), I am currently marketing manager in Schneider Electric’s Surge Protection Department. I helped draft the surge arrester installation guide UTE C15443 and was a member of the working group that draw up IEC standard 60364-4-443 and the 5-534 update. I have also authored a number of publications on lightning.

Lightning surge protection: Two is better than one!

What everyone knows. To protect low-voltage installations against power surges caused by lightning surge protection devices (SPDs) should be installed as far upstream as possible. Why? To drive the awesome… Read more »

66 Comments

6 facts and fictions about lightning

Misconceptions abound when it comes to lightning. People have preconceived ideas about what lightning is, what it does, and how to protect against it. How much do you know? Find… Read more »

3 Comments

Length, the critical parameter in installing surge arresters

When you install a surge protector, the golden rule to bear in mind for cable lengths and clearance distances is “the shorter, the better”

5 Comments

How to choose the right surge protector?

  Choosing the right surge arrester and protective circuit breakers involves a considering a wide range of parameters related to types of surge protection devices, circuit breaker arrangements and risk… Read more »

10 Comments

Arresting the surges in lightning strikes

There is widespread ignorance of lightning protection systems, which are often inadequate or non-existent. Surge protection devices like surge protectors lies at the heart of effective, comprehensive lightning protection systems. We consider why.

5 Comments