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

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2007

Publisher

Comitato Elettrotecnico Italiano

1 Scope
2 Normative references
3 Definitions
4 Electrical requirements and clearances
5 Design considerations
6 Testing
7 Earthing of cable boxes

Defines the requirements for cable boxes, Type 1, in which the cable cores are terminated.

Committee	CT 14
DevelopmentNote	Classificazione CEI 14-21. (09/2007) Supersedes CEI 14-21. (05/2008)
DocumentType	Standard
Pages	12
PublisherName	Comitato Elettrotecnico Italiano
Status	Current
Supersedes	CEI 14-21 : 1ED 1997

Standards	Relationship
EN 50464-2-2:2007	Identical

EN 50387:2002	Busbar bushings up to 1 kV and from 1,25 kA to 5 kA, for liquid filled transformers
EN 50386:2010/A1:2013	BUSHINGS UP TO 1 KV AND FROM 250 A TO 5 KA, FOR LIQUID FILLED TRANSFORMERS
EN 50336:2002	Bushings for transformers and reactor cable boxes not exceeding 36 kV
EN 50180:2010	Bushings above 1 kV up to 52 kV and from 250 A to 3,15 kA for liquid filled transformers – Part 1: General requirements for bushings
IEC 60529:1989+AMD1:1999+AMD2:2013 CSV	Degrees of protection provided by enclosures (IP Code)
EN 50181:2010	Plug-in type bushings above 1 kV up to 52 kV and from 250 A to 2,50 kA for equipment other than liquid filled transformers
EN 60529:1991/AC:2016-12	DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)