I.S. EN 143000:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
THERMISTORS (GENERIC SPECIFICATION)
Hardcopy , PDF
09-08-2016
English
01-01-1994
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
PREFACE
SECTION 1 - SCOPE
1 Scope
SECTION 2 - GENERAL
2.1 Related documents
2.2 Units, symbols and terminology
2.3 Preferred values
2.4 Marking
SECTION 3 - QUALITY ASSESSMENT PROCEDURES
3.1 Primary stage of manufacture
3.2 Structurally similar parts
3.3 Qualification approval procedures
3.4 Certified test records
3.5 Delayed delivery
3.6 Alternative test methods
3.7 Release for delivery before the completion of
Group B tests
3.8 Formation of inspection lots
SECTION 4 - TEST AND MEASUREMENT PROCEDURES
4.1 Standard conditions for testing
4.2 Drying and recovery
4.3 Visual inspection and check of dimensions
4.4 Zero-power resistance
4.5 B-value or resistance ratio
4.6 Insulation resistance
4.7 Voltage proof
4.8 Resistance/temperature characteristic
4.9 Dissipation factor (delta)
4.10 Thermal time constant by cooling (tau c)
4.11 Thermal time constant by ambient change (tau a)
4.12 Robustness of terminations
4.13 Soldering
4.14 Rapid change of temperature
4.15 Vibration
4.16 Bump
4.17 Shock
4.18 Climatic sequence
4.19 Damp heat, steady state
4.20 Endurance
SECTION 5 - BLANK DETAIL SPECIFICATION
APPENDICES
A Fixed sample size test schedule for qualification
approval
B.1 Preferred mounting for thermistors without wire
termination
B.2 Preferred mounting for thermistors with wire
termination
FIGURES
Describes terms and methods of test applicable to directly heated thermistors, insulated and non-insulated types, with negative temperature coefficients (NTC-D).
DocumentType |
Standard
|
Pages |
53
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Superseded
|
SupersededBy |
Standards | Relationship |
EN 143000 : 1991 | Identical |
DIN EN 143000:1997-02 | Identical |
NEN EN 143000 : 2005 | Identical |
BS EN 143000:1992 | Identical |
CECC 00109 : 1974 | CECC RULES OF PROCEDURE: RP 9: CERTIFIED TESTS RECORDS |
IEC 60068-1:2013 | Environmental testing - Part 1: General and guidance |
IEC 60068-2-27:2008 | Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock |
IEC 60068-2-20:2008 | Environmental testing - Part 2-20: Tests - Test T: Test methods for solderability and resistance to soldering heat of devices with leads |
IEC 60539:1976 | Directly heated negative temperature coefficient thermistors |
IEC 60068-2-21:2006 | Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices |
IEC 60068-2-13:1983 | Basic environmental testing procedures - Part 2-13: Tests - Test M: Low air pressure |
CECC 00100 : 1988 | BASIC RULES - TO BE USED IN CONNECTION WITH THE INTERNAL REGULATIONS OF THE FEN e.V |
IEC 60068-2-11:1981 | Basic environmental testing procedures - Part 2-11: Tests - Test Ka: Salt mist |
ISO 3:1973 | Preferred numbers Series of preferred numbers |
IEC 60027-1:1992 | Letters symbols to be used in electrical technology - Part 1: General |
IEC 60410:1973 | Sampling plans and procedures for inspection by attributes |
IEC 60068-2-3:1969 | Basic environmental testing procedures - Part 2-3: Tests - Test Ca: Damp heat, steady state |
IEC 60294:2012 | Measurement of the dimensions of a cylindrical component with axial terminations |
CECC 00107(PT1) : 1982 | CECC RULES OF PROCEDURE: RP7: QUALITY ASSESSMENT PROCEDURES - QUALITY ASSESSMENT PROCEDURE FOR GENERAL USAGE |
IEC 60068-2-2:2007 | Environmental testing - Part 2-2: Tests - Test B: Dry heat |
IEC 60062:2016 | Marking codes for resistors and capacitors |
CECC 00111 : 80 AMD 3 | CECC RULES OF PROCEDURE: RP 11: SPECIFICATIONS AND THEIR HARMONIZATION - COMPONENTS FOR GENERAL AND PROFESSIONAL USAGE - COMPONENTS OF ENHANCED ASSESSMENT OF QUALITY |
IEC 60063:2015 | Preferred number series for resistors and capacitors |
IEC 60068-2-29:1987 | Environmental testing. Part 2: Tests. Test Eb and guidance: Bump |
IEC 60068-2-1:2007 | Environmental testing - Part 2-1: Tests - Test A: Cold |
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