NF EN 60076-4

Power transformers - Part 4 : guide to lightning impulse and switching impulse testing - Power transformers and reactors

Le présent document donne des directives et des commentaires explicatifs sur les méthodes d'essais d'impulsions de choc de foudre et de manoeuvre existantes pour les transformateurs de puissance, afin de compléter les prescriptions de la IEC 60076-3. Il est également généralement applicable aux essais des bobines d'inductance (voir la IEC 60289). Les modifications aux méthodes des transformateurs de puissance sont indiquées, si nécessaire.

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