BS 5986:1980
Current
The latest, up-to-date edition.
Specification for electrical safety and performance of gas fired space heating appliances with inputs 60 kW to 2 MW
Hardcopy , PDF
English
28-11-1980
Foreword
Cooperating organizations
Specification
1 Scope
2 References
3 Definitions
4 Electrical equipment and wiring
4.1 General
4.2 Supply connections and external cable and cords
4.3 Bushings for cables and cords
4.4 Terminals for external conductors
4.5 Internal wiring
4.6 Earthing
4.7 Electrical insulation
4.8 Protection against electric shock
4.9 Transformers
4.10 Plugs and sockets
4.11 Creepage distances and clearances
4.12 Switches
4.13 Screws and connections
4.14 Capacitors
4.15 Lamps and lampholders
4.16 Resistance to heat, fire and tracking
4.17 Resistance to rusting
4.18 Marking
4.19 Electrical servicing
Appendix
A Measurement of creepage distances and clearances
Tables
1 Size of cable and conduit entries
2 Conductor cross-sectional areas for which
terminals shall be suitable
3 Torque values for screws and nuts
4 Dimensions of screw-type terminals
5 Dimensions of stud-type terminals
6 Test voltages
7 Permissible temperature rises for insulation
materials
8 Creepage distances and clearances
Figures
1 Ball-pressure apparatus
2 Hot-mandrel apparatus
3 Arrangement and dimensions of the electrodes for
the tracking test
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