n  7 type tests :
on°1 - temperature rise limits
on°2 - dielectric properties
on°3 - short-circuit withstand
on°4 - protective circuit effectiveness
on°5 - clearances and creepage distances
on°6 - mechanical operation
on°7 - degree of protection
 
n  3 routine tests :
on°8 - overall inspection : cabling, electrical operation
on°9 - insulation/dielectric test
n°10 - protection measu