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CENELEC
EN 50464-2-3:2007

EN 50464-2-3:2007

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2 500 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

Superseded date

03-01-2018

Published date

04-20-2007

Publisher

European Committee for Standards - Electrical

1 Scope
  1.1 High-voltage side
  1.2 Low-voltage side
2 Normative references
3 Definitions
4 High-voltage connections
5 Low-voltage connections
6 Design
7 Test

Cable boxes described in this European Standard correspond to cable boxes Type 2 in EN 50464-2-1 and are suitable for assembly on the cover of oil-immersed distribution transformers meeting the requirements of EN 50464-2-1. Cable boxes are air-filled, metal- or non-metal enclosed, for high- and/or low-voltage connections in the following variations: 1.1High-voltage side a)Connection directly to bushings; b)Connection via busbar system. 1.2Low-voltage side a)Connection directly to bushings (maximum of four connectors per bushing); b)Connection via busbar system.

Committee
CLC/TC 14
DevelopmentNote
Supersedes HD 428.2.3. (04/2007)
DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Superseded
SupersededBy
Supersedes

EN 50464-2-2:2007 Three-phase oil-immersed distribution transformers 50 Hz, from 50 kVA to 2 500 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
EN 50386:2010/A1:2013 BUSHINGS UP TO 1 KV AND FROM 250 A TO 5 KA, FOR LIQUID FILLED TRANSFORMERS
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
EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)

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