BS 7654:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for single phase street lighting fuses (cut-outs) for low-voltage public electricity distribution systems. 25 A rating for highway power supplies and street furniture
Hardcopy , PDF
15-07-1997
English
15-06-1993
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Committees responsible
Foreword
Specification
1. General
1.1 Scope
1.2 Vacant
1.3 References
1.3.1 Normative references
1.3.2 Informative references
2. Definitions
3. Classification
3.101 Type 1
3.102 Type 2
4. Characteristics
4.1 General
4.2 Type of equipment
4.3 Rated and limiting values for the main circuit
5. Product information
5.1 Nature of information
5.2 Marking
6. Normal service and mounting conditions
6.1 Normal service conditions
6.1.1 Ambient air temperature
6.2 Vacant
6.3 Mounting
7. Constructional and performance requirements
7.1 Constructional requirements
7.1.1 Materials
7.1.2 Current-carrying parts and their connections
7.1.3 Clearances and creepage distances
7.1.4 Vacant
7.1.5 Vacant
7.1.6 Vacant
7.1.7 Terminals
7.1.8 Vacant
7.1.9 Vacant
7.1.10 Enclosures for equipment
7.1.11 Degrees of protection of enclosed equipment
7.2 Performance requirements
7.2.1 Vacant
7.2.2 Temperature-rise
7.2.3 Dielectric properties
7.2.101Performance on overload and short circuit
8. Tests
8.1 Kinds of tests
8.1.1 General
8.1.2 Type tests
8.2 Conformity with constructional requirements
8.2.1 Materials
8.2.2 Equipment
8.2.3 Enclosures for equipment
8.2.4 Mechanical properties of terminals
8.3 Performance
8.3.1 Vacant
8.3.2 General test conditions
8.3.3 Performance under no load, normal load and
overload conditions
8.3.4 Performance under short-circuit conditions
Tables
101. Type tests
102. Maximum temperature-rise at rated current
103. Values for overload test current
Figures
101. Fuse-links street lighting fuses
102. Time current zones for 6A, 16A and 25A
103. Time current zones for 10A and 20A
104. Pillar terminal with direct pressure
105. Apparatus for impact test
List of references
Specifies the requirements and tests for use with single phase or one phase of a three phase electricity supply 440 V a.c. (max) supply system at 50 Hz with the neutral effectively earthed.
| Committee |
PEL/17
|
| DevelopmentNote |
Supersedes ENA TS 12-19. (05/2006)
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 3643-1:1981 | ISO metric screw threads Principles and basic data |
| BS 5901:1980 | Method of test for determining the comparative and the proof tracking indices of solid insulating materials under moist conditions |
| BS 3456-201:1990 | Specification for safety of household and similar electrical appliances General requirements |
| EN 60947-1:2007/A2:2014 | LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014) |
| BS 6746:1990 | Specification for PVC insulation and sheath of electric cables |
| BS 6334:1983 | Methods of test for the determination of the flammability of solid electrical insulating materials when exposed to an igniting source |
| BS 5486-1:1990 | Low-voltage switchgear and controlgear assemblies Requirements for type-tested and partially type-tested assemblies |
| EN 60529:1991/AC:2016-12 | DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015) |
| BS 5669-2:1989 | Particleboard Specification for wood chipboard |
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