BS 196:1961
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Specification for protected-type non-reversible plugs, socket-outlets cable-couplers and appliance-couplers with earthing contacts for single phase a.c. circuits up to 250 volts
Hardcopy , PDF
07-01-2009
English
07-26-1961
Cooperating organisations
Foreword
Specification
Section one: General
1. Scope
2. Definitions
Section two: Requirements
3. Application
4. Interchangeability
5. Non-interchangeability
6. Rated voltage
7. Rated current
8. Materials
9. Method of entry of flexible cord or cable
10. Earthing of metal parts
11. Pilot contacts
12. Creepage distances and clearances
13. Enclosure of terminals and separation of conductors
Section three: Construction of plugs and appliance
inlets
14. Casing
15. Contact pins (other than fuse pins)
16. Terminals (including earthing terminals)
17. Fused plugs
18. Screwed clamping rings for weatherproof accessories
Section four: Construction of socket-outlets and
connectors
19. Casing
20. Socket-outlets and connector contacts
21. Terminals (including earthing terminals)
22. Socket-outlets for use on ring and looped circuits
23. Screwed rings for weatherproof accessories
Section five: Tests
24. Tests
25. Interchangeability
26. Effectiveness of contact
27. Test of enclosure for weatherproof models
28. Humidity and insulation-resistance test
29. High-voltage test
30. Temperature rise test
31. Test for resistance to heat
32. Test for current -breaking capacity of contacts
33. Test for mechanical strength of fuse-pins
34. Cable grip test
35. Tests for minimum fusing current
36. Tests to determine current-breaking capacity
of fuse pin
37. Test for mechanical strength of plugs and
connectors
38. Withdrawal pull test for socket-outlets and plugs,
and connectors and appliance inlets
39. Test for protection against electric shock
40. Impact tests for socket-outlets and appliance
inlets
41. Tracking test
Section six: Marking
42. Marking of plugs and sockets
43. Marking of terminals
Appendices
A. Plug and socket key and keyway positions for non-
interchangeability
B. Gauges
C. Information to be given with enquiry or order
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