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1. Busbar sizing
The requirements of switchboard construction, switchgear layout and connection ranges, choices linked to series rationalization, mechanical constraints, etc., lead to a wide variety of possible dimensions, whether for copper or aluminum busbars.
1.1 Dimensional standards
There are two dimensional standards for flat bars, summarized in tables 1 and 2 .
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Busbar sizing
References
Copper rods
- (1) - Barres omnibus en cuivre (+ erratum 1970) - Centre d'information du cuivre, laiton, alliages (adapté de « Copper busbars » de la Copper Development Association).
Aluminum bars
Standardization
French Standards Association (AFNOR)
- voir NF EN 60865-1 - C10-103 -
- Installations électriques à basse tension. Règles. - NF C15-100 - 6.2001
- Annealed copper – Specification (1961 edition). - NF C30-010 - 2.1930
- Barres méplates en cuivre pour tableaux et canalisations électriques (à angles vifs ou arrondis)....
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The Ultimate Scientific and Technical Reference