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BS 7877:1999

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Busbar bushings up to 1 kV and from 1,25 kA to 5 kA, for liquid filled transformers

Available format(s)

Hardcopy , PDF

Superseded date

07-28-2003

Language(s)

English

Published date

11-15-1999

Committees responsible
      National foreword
      Foreword
      Introduction
1 Scope
2 Definitions
      2.1 Moulded indoor busbar bushing
3 Requirements
      3.1 Application
      3.2 Standard value of rated voltage (Ur)
      3.3 Standard values of rated current (Ir)
      3.4 Minimum nominal creepage distance
      3.5 Dielectric characteristics
      3.6 Dimensions

Deals with moulded indoor busbar bushings with rated currents from 1250A up to 5000A, frequencies from 15Hz up to 60Hz, and rated voltages not exceeding 1000V, for insulating liquid filled transformers.

Committee
PEL/36
DevelopmentNote
Supersedes 91/32119 DC (08/2003)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
HD 607 : 200S1 Identical

BS 7821-1:1995 Three phase oil-immersed distribution transformers, 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV General requirements and requirements for transformers with highest voltage for equipment not exceeding 24 kV
HD 428.1 S1:1992/AC:2011 THREE PHASE OIL-IMMERSED DISTRIBUTION TRANSFORMERS, 50 HZ, FROM 50 TO 2500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 36 KV - PART 1: GENERAL REQUIREMENTS AND REQUIREMENTS FOR TRANSFORMERS WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEEDING 24 KV

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US$140.53
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