BS 7884:1997
Current
The latest, up-to-date edition.
Specification for copper and copper-cadmium stranded conductors for overhead electric traction and power transmission systems
Hardcopy , PDF
English
02-15-1997
Committees responsible
Foreword
Specification
1 Scope
2 References
3 Definitions
4 Requirements
5 Rounding of results
6 Selection of test samples
7 Inspection documentation
8 Marking, labelling and packaging
Annexes
A (informative) Information to be supplied by the purchaser
B (informative) Notes on the calculation of tables 3 & 4
C (normative) Wrapping test
D (normative) Electrical resistance test
Tables
1 Physical, mechanical and electrical properties of
solid, circular, hard drawn copper wire
2 Physical, mechanical and electrical properties of
solid circular, hard drawn copper alloy wire
3 Physical, mechanical and electrical properties of
hard drawn copper stranded conductors
4 Physical, mechanical and electrical properties of
hard drawn copper alloy stranded conductors
5 lay ratios of stranded conductors
B.1 Increase in length due to stranding
B.2 Stranding constants
D.1 Factors for correcting resistance: hard drawn
high conductivity copper of conductivity 97% IACS
D.2 Factors for correcting resistance: hard drawn
copper-cadmium
List of references
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