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I.S. CLC/TS 50458:2006

Current
Current

The latest, up-to-date edition.

CAPACITANCE GRADED OUTDOOR BUSHING 52 KV UP TO 420 KV FOR OIL IMMERSED TRANSFORMERS
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2006

Preview

Introduction
1 Scope
2 Normative references
3 Definitions
  3.1 Draw-lead conductor
  3.2 Solid rod conductor
  3.3 Bottom terminal - current connection
4 Requirements
  4.1 Application
  4.2 Standard values of highest voltage for equipment
      (U[m])
  4.3 Standard values of rated current (I[r])
  4.4 Compliance
      4.4.1 Test tap
      4.4.2 Creepage distance
      4.4.3 Insulating level
      4.4.4 Operating conditions, test requirements
  4.5 Additional requirements
  4.6 Designation
      4.6.1 Electrical design of oil end
      4.6.2 Conductor principles and mechanical design of
            oil end
      4.6.3 Conductor arrangement
      4.6.4 Complete bushing designation
  4.7 Design details
Annex A (informative) Example of bushing documentation

Applies to capacitance graded outdoor bushings with values of highest voltage for equipment (U[m]) from 52 kV up to 420 kV and with values of rated current (I[r]) up to 3150 A and frequencies from 15 Hz up to 60 Hz for oil immersed transformers.

DocumentType
Standard
Pages
21
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
CLC/TS 50458 : 2006 Identical

IEC 60038:2009 IEC standard voltages
IEC TR 62271-301:2009 High-voltage switchgear and controlgear - Part 301: Dimensional standardisation of high-voltage terminals
EN 60296:2012 Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
EN 60059:1999/A1:2009

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