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BS 67:1987

Current

Current

The latest, up-to-date edition.

Specification for ceiling roses

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

27-02-1987

Foreword
Committees responsible
Specification
1 Scope
2 Conditions of use
3 Definitions
4 General requirements
5 General conditions for type testing
6 Ratings
7 Classification
8 Marking and information
9 Dimensions
10 Accessibility of live parts
11 Provision for earthing
12 Terminals
13 Construction
14 Resistance to moisture and humidity, insulation
   resistance and electric strength
15 Temperature rise
16 Mechanical strength
17 Resistance to heat
18 Resistance to abnormal heat, fire and tracking
19 Screws, current-carrying parts and connections
20 Creepage distances and clearances
21 Resistance to excessive residual stresses and to
   rusting
Appendix
A Measurement of creepage distances and clearances
Tables
1 Terminal screw torque values
2 Test currents for test on screwless terminals
3 Application of glow-wire test
4 Creepage distances and clearances
Figures
1 Pendulum impact test apparatus
2 Constructional details of striking element
3 Construction details of mounting support for test
  specimens
4 Ball pressure test apparatus
5 Glow wire with thermocouple
6 Glow-wire test apparatus
7 Arrangement and dimensions of the electrodes for the
  tracking test

Specifies requirements and tests for ceiling roses having maximum ratings of 6 A and 250 V.

This British Standard specifies requirements for ceiling roses having maximum ratings of 6 A and 250 V intended for use in final circuits rated at 16 A maximum for ceiling roses with screw-type supply terminals or 10 A maximum for ceiling roses with screwless supply terminals.

The requirements specified in this standard have particular reference to safety in use.

The ceiling roses are intended for use with cables complying with BS 6004 or BS 6007 having copper conductors and for use with flexible cords complying with BS 6500.

Ceiling roses incorporating means other than rewirable terminals, to facilitate the connection and disconnection of lampholders or luminaires, are not covered by this standard.

NOTE 1 Accessories complying with this standard may be regarded as lighting outlets.

NOTE 2 The titles of the publications referred to in this standard are listed on the inside back cover.

Committee
CPL/34/1
DevelopmentNote
Supersedes 84/27023 DC and BS 67(1969) (09/2005) Reviewed and confirmed by BSI, November 2012. (10/2012)
DocumentType
Standard
Pages
26
PublisherName
British Standards Institution
Status
Current
Supersedes

BS 4937-4:1973 International thermocouple reference tables Nickel -chromium/nickel - aluminium thermocouples. Type K
BS 4662:1970 Specification for boxes for the enclosure of electrical accessories
BS 6004:1984 Specification for PVC-insulated cables (non-armoured) for electric power and lighting
BS 4568-2:1970 Specification for steel conduit and fittings with metric threads of ISO form for electrical installations Fittings and components
BS 4607-5(1982) : 1982 NON-METALLIC CONDUIT FITTINGS FOR ELECTRICAL INSTALLATIONS - PART 5: SPECIFICATION FOR RIGID CONDUITS, FITTINGS AND BOXES OF INSULATING MATERIAL
BS 3203:1979 Glossary of paper, board, pulp and related terms
BS 2782-3 Method 365C:1986 Methods of testing plastics. Mechanical properties Determination of Rockwell hardness

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