• Shopping Cart
    There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert
Celebrate World Standards Day. Save 10% with code WSD2026 until 31 Oct. Save now

CEI CLC/TS 62271-304 : 2009

Current

Current

The latest, up-to-date edition.

HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 304: DESIGN CLASSES FOR INDOOR ENCLOSED SWITCHGEAR AND CONTROLGEAR FOR RATED VOLTAGES ABOVE 1 KV UP TO AND INCLUDING 52 KV TO BE USED IN SEVERE CLIMATI CONDITIONS

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2009

£35.23
Excluding VAT
Summarise this standard

FOREWORD
1 Scope and object
2 Normative references
3 Degrees of severity of service conditions under
  condensation and pollution
4 Classification of enclosed switchgear and controlgear
5 Classification procedure
6 Test facilities and associated requirements
7 Selection and arrangement of the equipment for test
8 Ageing test
9 Diagnostic procedure after ageing test
Annex A (normative) - Climatic cycle
Annex B (normative) - Climatic test room
Annex C (informative) - Example of typical environment
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications

Pertains to indoor enclosed switchgear and controlgear complying with IEC 62271-200 and IEC 62271-201, intended to be used in service conditions more severe with respect to condensation and pollution than the normal service conditions specified in IEC 62271-1.

Committee
CT 17
DevelopmentNote
Classificazione CEI 17-110. (05/2009)
DocumentType
Standard
Pages
24
PublisherName
Comitato Elettrotecnico Italiano
Status
Current

Standards Relationship
IEC TS 62271-304:2008 Identical
CLC/TS 62271-304:2008 Identical

£35.23
Excluding VAT