BS 638-4:1996
Superseded
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Arc welding power sources, equipment and accessories Specification for welding cables
Hardcopy , PDF
30-09-2011
English
15-10-1996
Committees responsible
Foreword
Section 1. General
1.1 Scope
1.2 References
1.3 Definitions
Section 2. Arc welding cables rated at 100 V a.c. r.m.s
2.1 Code designations
2.2 Rated voltage
2.3 Conductors
2.4 Covering
2.5 Overall diameter
2.6 Marking
2.7 Voltage test
2.8 Test under fire conditions
2.9 Static flexibility test
2.10 Test of the resistance to hot particles
2.11 Schedule of tests
Section 3. Arc welding cables rated for use up to 450 V
a.c. r.m.s
3.1 Rated voltage
3.2 Covering
3.3 Covering
3.4 Overall diameter
3.5 Marking
3.6 Voltage test
3.7 Test under fire conditions
3.8 Static flexibility test
3.9 Test of the resistance to hot particles
3.10 Schedule of tests
Annexes
A (informative) Guide to use
B (normative) Voltage test
C (normative) Static flexibility test
D (normative) Test of the resistance to hot particles
Tables
1 Constructional details for cables with flexible
copper conductors
2 Constructional details for cables with extra
flexible copper conductors
3 Constructional details for cables with aluminium or
aluminium alloy conductors
4 Values of maximum distance in static flexibility
test
5 Schedule of test requirements for arc welding cables
rated at 100 V a.c. r.m.s
6 Constructional details of cables with flexible
copper conductors
7 Constructional details of cables with aluminium
or aluminium alloy conductors
8 Schedule of test requirements for arc welding cables
rated for use up to 450 V a.c. r.m.s
A.1 Current rating for repeat cycle operation based on
a 10 min period (copper conductors)
A.2 Current rating for repeat cycle operation based on
a 10 min period (aluminium conductors)
A.3 Current rating for repeat cycle operation based
on a 5 min period (copper conductors)
A.4 Current rating for repeat cycle operation based on
a 5 min period (aluminium conductors)
A.5 Current rating for single cycle operation over a
maximum period of 5 min (copper conductors)
A.6 Current rating for single cycle operation over a
maximum period of 5 min (aluminium conductors)
A.7 Derating factors for a conductor temperature of
85 deg C (free air, ambient temperature 25 deg C)
A.8 Derating factors for a conductor temperature of
60 deg C (free air, ambient temperature 25 deg C)
A.9 Voltage drop in copper conductors at normal and
elevated temperatures (for guidance only)
A.10 Voltage drop in aluminium or aluminium alloy
conductors at normal and elevated temperatures
(for guidance only)
A.11 Minimum handling temperature for covering materials
Figures
C.1 Static flexibility test apparatus
D.1 Device for testing resistance to hot particles
List of references
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