NF EN 50464-4 : 2007 AMD 1 2012
Current
Current
The latest, up-to-date edition.
THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 4: REQUIREMENTS AND TESTS CONCERNING PRESSURISED CORRUGATED TANKS
Published date
01-12-2013
Publisher
1 Domaine d'application
2 Références normatives
3 Conditions générales
3.1 Variation de température
3.2 Température d'accrochage
3.3 Calcul de la variation de volume
4 Procédure d'essai
4.1 Généralités
4.2 Mesure de la gamme de pression
4.3 Essai d'endurance
4.4 Essai de fuite
4.5 Évaluation des essais
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