BS EN 60127-6:1994:2003 Edition
$189.07
Miniature fuses – Fuse-holders for miniature cartridge fuse-links
| Published By | Publication Date | Number of Pages |
| BSI | 2003 | 50 |
Gives applicable fuse-holders for miniature cartridge fuse-links according to BS EN 60127-2 and sub-miniature fuse-links according to BS EN 60127-3 for the protection of electric appliances, electronic equipment and component parts thereof, normally intended for use indoors. Examples of fuse-holder types with different features are also given.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | BRITISH STANDARD |
| 2 | Cooperating organizations |
| 3 | Contents |
| 6 | Foreword |
| 7 | Foreword to amendment A2 Endorsement notice Contents |
| 9 | Introduction 1 Scope and object 1.1 This Part of IEC�60127 is applicable to fuse-holders for miniature cartridge fuse-links accor… |
| 10 | Table 1 Features of unexposed or exposed fuse-holders 1.2 The object of this standard is to establish uniform requirements for safety and the assessmen… |
| 11 | 2 Normative references |
| 12 | 3 Definitions 3.1 Fuse-holders 3.1.1 fuse-base 3.1.2 fuse-carrier 3.1.3 fuse-holder 3.1.4 unexposed fuse-holder 3.1.5 exposed fuse-holder 3.2 rating 3.3 rated power acceptance (of a fuse-holder) |
| 13 | 3.4 rated current (of a fuse-holder) 3.5 rated voltage (of a fuse-holder) 3.6 insulation co-ordination 3.7 impulse withstand voltage 3.8 overvoltage category 3.9 pollution 3.10 pollution degree 3.11 micro-environment 3.12 clearance 3.13 creepage distance 3.14 solid insulation 3.15 comparative tracking index (CTI) |
| 14 | 3.16 live part 3.17 accessible part 3.18 fuse-holder electric shock protection categories 3.19 maximum ambient air temperature 3.20 relative temperature Index 3.21 insulations 3.21.1 functional insulation 3.21.2 basic insulation 3.21.3 supplementary insulation 3.21.4 double insulation 3.21.5 reinforced insulation 3.22 inaccessible part (inaccessible surface) |
| 15 | 4 General requirements 5 Preferred standard ratings and classifications for fuse-holders Table 2 Values for standard ratings and classifications 6 Marking 7 Clause deleted |
| 16 | 8 General notes on tests 8.1 Nature of tests 8.2 Standard atmospheric conditions for measurement and tests 8.3 Preconditioning of test samples 8.4 Nature of supply 8.5 Gauges and dummy fuse-links for tests Table 18 Dimensions and materials for dummy fuse-links according to IEC 60127-2 Figure 1 Outline of gauges and dummy fuse-links |
| 17 | Table 3 Dimensions and materials for gauges according to IEC�60127-2 |
| 18 | Table 4 Dimensions and materials for gauges according to IEC�60127-3 |
| 19 | Table 19 Dimensions and materials for dummy fuse-links according to IEC 60127-3 8.6 Type tests 9 Protection against electric shock 9.1 Category PC1: Fuse-holders without integral protection against electric shock 9.2 Category PC2: Fuse-holders with integral protection against electric shock 9.3 Category PC3: Fuse-holders with enhanced integral protection against electric shock 10 Clearances and creepage distances |
| 20 | 10.1 Minimum requirements for fuse-holders in respect to the grade of insulation Table 5 Types of insulation between different live parts and accessible parts 10.2 Clearances |
| 21 | Table 7A Overvoltage category�II Table 7B Overvoltage category�III 10.3 Creepage distances |
| 22 | 11 Electrical requirements 11.1 Insulation resistance, dielectric strength and impulse withstand voltage |
| 23 | 11.2 Contact resistance |
| 25 | Table 9 Values for insulation resistance, dielectric strength and impulse withstand voltage |
| 26 | 12 Mechanical requirements 12.1 Mounting Figure 6 Test device for mechanical test 12.2 Compatibility between fuse-holder and fuse-link |
| 27 | 12.3 Mechanical strength of the connection between fuse-base and fuse-carrier Table 10 Values for torque and axial pull 12.4 Impact test 12.5 Mechanical strength of the fuse-holder fastening on panels |
| 28 | Table 11 Torque values |
| 29 | Figure 7 Fuse-holder fastening on panels |
| 30 | 12.6 Terminals of fuse-bases |
| 31 | 12.7 Resistance to vibration |
| 32 | 13 Thermal requirements 13.1 Rated power acceptance test |
| 33 | Figure 9 Test device |
| 34 | Table 15A Dummy fuse-links according to IEC 60127-2 Table 15B Dummy fuse-links according to IEC 60127-3 |
| 35 | Figure 8 Illustration of temperatures experienced in practice |
| 36 | Table 16 Maximum allowable temperatures |
| 37 | Figure 10 Example of a derating curve |
| 38 | 13.2 Resistance to abnormal heat and fire 14 Endurance 14.1 Endurance test 14.2 Requirements |
| 39 | 15 Additional requirements 15.1 Resistance to rusting 15.2 Resistance to cleaning solvents Table 17 Tensile and compressive forces |
| 40 | Figure 11 Tensile force test Figure 12 Compressive force test |
| 41 | Annex A (normative) Test PC board for fuse-holders of rated currents up to 10�A Figure A.1 Example of a test board |
| 42 | Annex B (normative) Type tests, test sequences and number of samples Table B.1 Type tests, test sequences and number of samples |
| 43 | Annex C (informative) Insulation co-ordination C.1 Overvoltage categories C.2 Degrees of pollution in the micro-environment C.3 Comparative tracking index CTI |
| 44 | Annex D (informative) Additional tests and requirements D.1 Resistance to shock D.1.1 Mounting D.1.2 Measurement and requirements D.2 Verification of the degree of protection of enclosures D.3 Climatic category D.3.1 The climatic category assigned to the fuse-holder by the manufacturer shall be in accordance with… Table D.1 Examples of climatic categories |
| 45 | D.3.2 Test conditions and requirements Annex E (informative) Information for the correct application of the fuse-holder Table E.1 Information for the correct application of the fuse-holder |
| 46 | Annex ZA (normative) Other international publications quoted in this standard with the references of the r… |
| 48 | National annex NA (informative) Committees responsible National annex NB (informative) Cross-references |
