I.S. HD 60269-2-1:2005
Superseded
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LOW-VOLTAGE FUSES - PART 2-1: SUPPLEMENTARY REQUIREMENTS FOR FUSES FOR USE BY AUTHORIZED PERSONS (FUSES MAINLY FOR INDUSTRIAL APPLICATION) - SECTIONS 1 TO 6: EXAMPLES OF TYPES OF STANDARDIZED FUSES
Hardcopy , PDF
21-06-2007
English
01-01-2005
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FOREWORD
EXPLANATORY NOTE
1 General
2 Normative references
SECTION I - FUSES WITH FUSE-LINKS WITH BLADE CONTACTS
1.1 Scope
2 Definitions
5.2 Rated voltage
5.3.1 Rated current of the fuse-link
5.3.2 Rated current of the fuse-holder
5.5 Rated power dissipation of a fuse-link and rated
power acceptance of a fuse-holder
5.6 Limits of time-current characteristics
5.6.1 Time-current characteristics, time-current
zones and overload curves
5.6.2 Conventional times and currents
5.6.3 Gates
6 Marking
6.1 Markings of fuse-holders
6.2 Markings of fuse-links
7.1 Mechanical design
7.1.2 Connections including terminals
7.1.3 Fuse-contacts
7.1.5 Construction of fuse-bases
7.1.7 Construction of a fuse-link
7.2 Insulating properties
7.7 I[2]t characteristics
7.8 Overcurrent discrimination of "gG" fuse-links
7.9 Protection against electric shock
8.1.4 Arrangement of the fuse and dimensions
8.1.6 Testing of fuse-holders
8.2.2 Points of application of the test voltage
8.2.3 Value of test voltage
8.2.4 Test method
8.2.5 Acceptability of test results
8.2.6 Resistance to tracking
8.3 Verification of temperature rise and power
dissipation
8.3.1 Arrangement of the fuse
8.3.4.1 Temperature rise of the fuse-holder
8.3.4.2 Power dissipation of a fuse-link
8.4.3.1 Verification of conventional
non-fusing and fusing current
8.4.3.5 Conventional cable overload protection
(for "gG" fuse-links only)
8.5.5.1 Verification of the peak withstand
current of a fuse-base
8.3.2 Measurement of the temperature rise
8.5.8 Acceptability of test results
8.7.4 Verification of overcurrent discrimination
8.9 Verification of resistance to heat
8.9.1 Fuse-base
8.9.2 Fuse-links with gripping lugs of moulded material
or of metal fixed in moulded material
8.10 Verification of non-deterioration of contacts and
direct terminal clamps
8.10.1 Arrangement of the fuse
8.10.2 Test method
8.10.3 Acceptability of test results
8.11 Mechanical and miscellaneous tests
Annex A (informative) Special test for cable overload protection
SECTION IA - FUSES WITH STRIKER FUSE-LINKS WITH BLADE
CONTACTS
1.1 Scope
5.2 Rated voltage
5.3.1 Rated current of the fuse-link
5.3.2 Rated current of the fuse-holder
5.5 Rated power dissipation of a fuse-link and rated
power acceptance of a fuse-holder
5.6 Limits of time-current characteristics
6 Marking
7.1 Mechanical design
7.1.2 Connections, including terminals
7.1.3 Fuse-contacts
7.1.7 Construction of a fuse-link
7.7 l[2]t characteristics
7.8 Overcurrent discrimination of "gG" fuse-links
7.9 Protection against electric shock
8.1.6 Testing of fuse-holders
8.3 Verification of temperature rise and power dissipation
8.4.3.6 Operation of indication devices and
strikers, if any
8.5.5.1 Verification of the peak withstand
current of a fuse-base
8.7.4 Verification of overcurrent discrimination
8.9.1 Fuse-base
8.9.1.1 Test arrangement
8.9.1.2 Test method
8.9.1.3 Acceptability of test results
8.9.2.1 Test arrangement
8.9.2.2 Test method
8.9.2.3 Acceptability of test results
8.11.1.2 Mechanical strength of the fuse-base
8.11.1.8 Impact resistance of gripping-lugs of
moulded material or of metal fixed in
moulded material
SECTION IB - FUSE-RAILS (NH FUSE SYSTEM)
1.1 Scope
2.1.13 Fuse-rails
5.2 Rated voltage
5.3.2 Rated current
5.5.1 Rated power acceptance
6 Markings
7.1 Mechanical design
7.1.2 Connections, including terminals
7.2 Insulating properties
8.3 Verification of temperature rise and power dissipation
8.3.1 Arrangement of the fuse
8.5.5.1 Verification of peak withstand current
of a fuse-base
8.5.5.1.1 Arrangement of the fuse
8.5.5.1.2 Test method
8.10 Verification of non-deterioration of contacts and direct
terminal clamps
8.10.1 Arrangement of the fuse
8.10.1.2 Direct terminal clamps
8.11.1.2 Mechanical strength of the fuse-base
8.11.2.4.1 Test method
SECTION IC - FUSE BASES FOR BUSBAR MOUNTING (40 MM-SYSTEM)
1.1 Scope
2.1.12 Fuse base for 40 mm busbar mounting
5.2 Rated voltage
5.3.2 Rated current
5.5.2 Rated power acceptance of tandem fuse-bases
6 Markings
7.1 Mechanical design
7.1.2 Connections, including terminals
7.1.5 Construction of a fuse-base for busbar mounting
8.3 Verification of temperature rise and power dissipation
8.3.1 Arrangement of the fuse
8.3.4.1 Temperature rise of the fuse-holder
8.9.1 Fuse-band
8.9.1.1 Test arrangement
8.9.1.3 Acceptance of test results
8.10 Verification of non-deterioration of contacts and
direct terminal clamps
8.10.1 Arrangement of the fuse
8.10.2 Test method
8.11 Mechanical and miscellaneous tests
8.11.1.2 Mechanical strength of the fuse-base
SECTION II - FUSES WITH FUSE-LINKS FOR BOLTED CONNECTIONS
1.1 Scope
5.3.1 Rated current of the fuse-link
5.3.2 Rated current of the fuse-holder
5.5 Rated power dissipation of a fuse-link and rated
power acceptance of a fuse-holder
5.6 Limits of time-current characteristics
5.6.1 Time-current characteristics, time-current zones
and overload curves
5.6.2 Conventional times and currents
5.6.3 Gates
5.7.2 Rated breaking capacity
7.1 Mechanical design
7.1.2 Connections including terminals
7.9 Protection against electric shock
8.3 Verification of temperature rise and power dissipation
8.3.1 Arrangement of the fuse
8.3.3 Measurement of the power dissipation of the
fuse-link
8.4 Verification of operation
8.4.1 Arrangement of the fuse
8.5 Verification of breaking capacity
8.5.1 Arrangement of the fuse
8.5.8 Acceptability of test results
8.10 Verification of non-deterioration of contacts
8.10.1 Arrangement of the fuse
8.10.2 Test method
8.10.3 Acceptability of test results
SECTION III: FUSES WITH FUSE-LINKS HAVING CYLINDRICAL
CONTACT CAPS
1.1 Scope
5.2 Rated voltage
5.3.1 Rated current of the fuse-link
5.3.2 Rated current of the fuse-holder
5.5 Rated power dissipation of a fuse-link and rated
power acceptance of a fuse-holder
5.6 Limits of time-current characteristics
6 Marking
7.1 Mechanical design
7.1.2 Connections including terminals
7.7 12t characteristics
7.8 Overcurrent discrimination of "gG" fuse-links
7.9 Protection against electric shock
8.1.6 Testing of fuse holders
8.3.1 Arrangement of the fuse
8.3.4.1 Temperature-rise of the fuse-holder
8.3.4.2 Power dissipation of a fuse-link
8.7.4 Verification of overcurrent discrimination
8.10 Verification of non-deterioration of contacts
8.10.1 Arrangement of the fuse
8.10.2 Test method
8.10.3 Acceptability of test results
SECTION IV - FUSES WITH FUSE-LINKS WITH OFFSET BLADE
CONTACTS
1.1 Scope
5.2 Rated voltage
5.3.1 Rated current of the fuse-link
5.3.2 Rated current of the fuse-holder
5.5 Rated power dissipation of a fuse-link and rated
power acceptance of a fuse-holder
5.6.1 Time current characteristics, time-current
zones
5.6.2 Conventional times and currents
5.6.3 Gates
5.7.2 Rated breaking capacity
7.1 Mechanical design
7.1.2 Connections including terminals
7.7 I[2]t characteristics
7.9 Protection against electric shock
8.3.3 Measurement of the power dissipation of the
fuse-link
8.3.4.1 Temperature rise of the fuse-holder
8.4.1 Arrangement of the fuse
8.5.1 Arrangement of the fuse
8.7.4 Verification of overcurrent discrimination
8.10 Verification of non-deterioration of contacts
8.10.1 Arrangement of the fuse
8.10.2 Test method
8.10.3 Acceptability of test results
SECTION V - FUSES WITH FUSE-LINKS HAVING "gD" AND "gN"
CHARACTERISTICS
1.1 Scope
5.2 Rated voltage
5.3.1 Rated current of the fuse-link
5.3.2 Rated current of the fuse-holder
5.5 Rated power dissipation of a fuse-link and rated
power acceptance of a fuse-holder
5.6 Limits of the time-current characteristics
5.6.1 Time-current characteristics, time-current
zones
5.6.2 Conventional times and currents
5.6.3 Gates
5.7.2 Rated breaking capacity
7.1 Mechanical design
7.6 Cut-off current characteristics
7.7 I[2]t characteristics
7.9 Protection against electric shock
8.3 Verification of temperature rise and power
dissipation
8.3.1 Arrangement of the fuse
8.3.4.1 Temperature rise of the fuse-holder
8.3.4.2 Power dissipation of a fuse-link
8.4 Verification of operation
8.4.1 Arrangement of the fuse
8.6 Verification of cut-off current characteristics
8.7 Verification of I2t characteristics and
overcurrent discrimination
8.10 Verification of non-deterioration of contacts
8.10.1 Arrangement of the fuse
8.10.2 Test method
8.10.3 Acceptability of test results
8.11.2 Miscellaneous tests
SECTION VI - gU FUSE-LINKS WITH WEDGE TIGHTENING CONTACTS
1.1 Scope
3.9 Discrimination of fuse-links
5.2 Rated voltage
5.3.1 Rated current of the fuse-link
5.5 Rated power dissipation of a fuse link
5.6.1 Time-current characteristics, time-current
zones
5.6.2 Conventional times and currents
5.6.3 Gates
5.7.2 Rated breaking capacity
5.8 Cut off current and I[2]t characteristics
7.1 Mechanical design
7.5 Breaking capacity
7.7 I[2]t characteristics
7.8 0vercurrent discrimination off fuse-links
8.1.1 Kind of tests
8.3.1 Arrangement of the fuse
8.3.3 Measurement of the power dissipation of the
fuse link
8.4.1 Arrangement of the fuse
8.5.1 Arrangement of the fuse
8.5.2 Characteristics of the test circuit
8.5.5 Test method
8.5.8 Acceptability of test results
8.7.3 Verification of compliance for fuse-link at
0,01 s
8.11.2.2 Verification of resistance to abnormal
heat and fire
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Bibliography
It is divided into six sections, each dealing with a specific example of standardized fuse for use by authorized persons: Section I: Fuses with fuse-links with blade contacts. Section II: Fuses with fuse-links for bolted connections. Section III: Fuses with fuse-links having cylindrical contact caps. Section IV: Fuses with fuse-links with offset blade contacts. Section V: Fuses with fuse-links having 'gD' and 'gN' characteristics. Section VI: 'gV' fuse-links with wedge tightening contacts.
| DevelopmentNote |
Supersedes I.S. HD 630-2-1 (07/2005)
|
| DocumentType |
Standard
|
| Pages |
154
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| IEC 60269-2-1:2004 | Identical |
| HD 60269-2-1:2005 | Identical |
| IEC 60112:2003+AMD1:2009 CSV | Method for the determination of the proof and the comparative tracking indices of solid insulating materials |
| IEC 60060-2:2010 | High-voltage test techniques - Part 2: Measuring systems |
| IEC 60269-2:2013+AMD1:2016 CSV | Low-voltage fuses - Part 2: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) - Examples of standardized systems of fuses A to K |
| IEC 60269-1:2006+AMD1:2009+AMD2:2014 CSV | Low-voltage fuses - Part 1: General requirements |
| HD 588.1 : S1 AMD 1 | HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS |
| EN 60112 : 2003 AMD 1 2009 | METHOD FOR THE DETERMINATION OF THE PROOF AND THE COMPARATIVE TRACKING INDICES OF SOLID INSULATING MATERIALS |
| EN ISO 6988:1994 | Metallic and other non-organic coatings - Sulfur dioxide test with general condensation of moisture (ISO 6988:1985) |
| ISO 1207:2011 | Slotted cheese head screws Product grade A |
| IEC 60529:1989+AMD1:1999+AMD2:2013 CSV | Degrees of protection provided by enclosures (IP Code) |
| EN 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| IEC 60060-3:1976 | High-voltage test techniques - Part 3: Measuring devices |
| EN 60269-2:1995/A2:2002 | LOW-VOLTAGE FUSES - SUPPLEMENTARY REQUIREMENTS FOR FUSES FOR USE BY AUTHORIZED PERSONS (FUSES MAINLY FOR INDUSTRIAL APPLICATION) |
| IEC 60060-1:2010 | High-voltage test techniques - Part 1: General definitions and test requirements |
| IEC 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| ISO 6988:1985 | Metallic and other non organic coatings Sulfur dioxide test with general condensation of moisture |
| ISO 898-1:2013 | Mechanical properties of fasteners made of carbon steel and alloy steel — Part 1: Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread |
| EN 60269-1:2007/A2:2014 | LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS (IEC 60269-1:2006/A2:2014) |
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