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  • BSI
    BS 1434:1985 Specification for copper for electrical purposes: copper sections in bars, blanks and segments for commutators
    Edition: 1985
    $266.02
    / user per year

Description of BS 1434:1985 1985

This British Standard specifies requirements for flat sided wedge-shaped copper sections in bars (straight lengths and coils), blanks and segments, suitable for the manufacture of commutators for rotating machines, in the following size ranges:

  1. thick edge thickness (T) up to 15 mm;
  2. height (H) from 6 mm to 200 mm;
  3. height to thin edge ratio (H/t) up to 50.

This standard does not cover copper for flat face commutators, commonly rectangular section strip and bar, which is covered by BS 1432 and BS 1433.

NOTE. The titles of the publications referred to in this standard are listed on the inside back cover.



Specifies requirements for flat sided wedge shaped section in bars (straight lengths and coils) blanks and segments, suitable for the manufacture of commutators for rotating machines.

Standard NumberBS 1434:1985
TitleSpecification for copper for electrical purposes: copper sections in bars, blanks and segments for commutators
StatusConfirmed
Publication Date1985-02-28
Related National Standard OfIEC 60356
DescriptorsHardness, Copper, Dimensional tolerances, Form tolerances, Copper alloys, Electric conductors, Chemical composition, Wedge shape, Metal sections, Shape, Angular tolerances, Commutators, Blanks, Bars (materials), Commutator bars
ICS77.150.30 Copper products
CommitteeNFE/34
ISBN0 580 14154 3
PublisherBSI
Pages14

About BSI

BSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses.
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