BS 5042:1987

Superseded

View Superseded by

Specification for bayonet lampholders

Available format(s)

Hardcopy , PDF

Superseded date

15-09-1996

Language(s)

English

Published date

27-02-1987

Publisher

British Standards Institution

Foreword
Committees responsible
Specification
1 Scope
2 Definitions
3 General requirements
4 Requirements for type testing
5 Ratings
6 Classification
7 Marking
8 Dimensions and gauges
9 Protection against electric shock
10 Terminals
11 Provision for earthing
12 Construction
13 Switched lampholders
14 Moisture resistance, insulation resistance and
    electric strength
15 Screws, current-carrying parts and connections
16 Creepage distances and clearances
17 Resistance to heat in service
18 Mechanical strength
19 Heating of current-carrying parts
20 Resistance to heat, fire and tracking
21 Resistance to excessive residual stresses and to
    rusting
Appendices
A Guide to the use of lampholders marked T1 or T2
B Specification for petroleum spirit
Tables
1 International designations
2 Torque for terminal screws
3 Torque for screwed parts
4 Creepage distances and clearances
5 T-rating, test temperature and test lamp data
6 Maximum permitted rating of lamp
Figures
1 Testing device for protection against shock
2 Types of bayonet lampholder
3 Dimensions for protective shield for B22d
    lampholders
4 Dimensions for shade support devices
5 Nipple thread for lampholders. Basic profile and
    design profiles for the nut and for the screw
6 Gauges for nipple thread
7 Typical apparatus for heating test
8 Loading device
9 Ball-pressure apparatus
10 Tracking test apparatus

Requirements and tests for B15 and B22 lampholders and contains marking, construction and testing requirements and a guide to improve the control of operating temperatures.

Committee	CPL/34
DocumentType	Standard
Pages	28
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 61184:1995 BS EN 61184 : 2008
Supersedes	BS 5042-1:1981

Standards	Relationship
IEC 61184:2017	Similar to

BS 5386-3:1980

Specification for gas burning appliances Domestic cooking appliances burning gas

BS 5971-1:1980	Safety and interchangeability of tungsten filament lamps for domestic and similar general lighting purposes Specification for safety and interchangeability
BS 5101-3:1975	Specification for lamp caps and holders together with gauges for the control of interchangeability and safety Gauges
BS 5101-2:1975	Specification for lamp caps and holders together with gauges for the control of interchangeability and safety Lamp holders
BS 5101-1:1975	Specification for lamp caps and holders together with gauges for the control of interchangeability and safety Lamp caps

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BS 5042:1987

Superseded

Table of Contents

Abstract

General Product Information

International Equivalents

Standards Referenced By This Book

Standards Referencing This Book

Category

Subcategory

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