BUSBAR BUSHINGS UP TO 1 KV AND FROM 1,25 KA TO 5 KA, FOR LIQUID FILLED TRANSFORMERS

Published date

12-01-2013

Publisher

Introduction
1 Domaine d'application
2 Définitions
3 Prescriptions
  3.1 Application
  3.2 Valeur normalisée de la tension assignée (U,)
  3.3 Valeurs normalisées du courant assigné (1,)
  3.4 Ligne de fuite nominale minimale
  3.5 Caractéristiques diélectriques
  3.6 Dimensions
Figure 1 - Traversée passe-barres pour l'intérieur
Tableau 1 - Dimensions normalisées

Applies to moulded indoor busbar bushings for rated voltages up to 1000 V, rated currents from 1250 A up to 5000 A and frequencies from 15 Hz up to 60 Hz for insulating liquid filled transformers.

DevelopmentNote	Indice de classement: C52-047. Supersedes NFC 66 522 (09/2003)
DocumentType	Standard
PublisherName	Association Francaise de Normalisation
Status	Current
Supersedes	NFC 66 522 : 1996

Standards	Relationship
DIN EN 50387:2004-01	Identical
EN 50387:2002	Identical
I.S. EN 50387:2002	Identical
BS EN 50387:2002	Identical
UNE-EN 50387:2003	Identical

NF EN 50464-2-2 : 2007	THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2-2: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW-VOLTAGE SIDE - CABLE BOXES TYPE 1 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF EN 50464-2-1
NF EN 50464-2-3 : 2007	THREE-PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 KVA TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 2-3: DISTRIBUTION TRANSFORMERS WITH CABLE BOXES ON THE HIGH-VOLTAGE AND/OR LOW-VOLTAGE SIDE - CABLE BOXES TYPE 2 FOR USE ON DISTRIBUTION TRANSFORMERS MEETING THE REQUIREMENTS OF EN 50464-2-1