I.S. EN 61797-1:1998
Current
The latest, up-to-date edition.
TRANSFORMERS AND INDUCTORS FOR USE IN TELECOMMUNICATION AND ELECTRONIC EQUIPMENT - MAIN DIMENSIONS OF COIL FORMERS - PART 1: COIL FORMERS FOR LAMINATED CORES
Hardcopy , PDF
English
01-01-1998
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.
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FOREWORD
1 Scope and object
2 Normative references
3 Laminations
4 Coil former designation
4.1 Standard version (without terminal pins)
4.2 Printed wiring board mounting version (with terminal pins)
5 Dimensions
5.1 General
5.2 Dimensions corresponding to the core stack height
6 Dimensions of coil formers for bracket mounting
6.1 Coil formers, standard version
6.1.1 Coil formers for YEI 1-types
6.1.2 Coil formers for YEx 2-types
6.1.3 Coil formers for YUI 1-types
6.1.4 Coil formers for YM 1-types
6.2 Coil formers, standard version with air duct
6.2.1 Coil formers for YEI 1-types
6.2.2 Coil formers for YUI 1-types
7 Dimensions of coil formers for printed wiring board mounting
and grid plans
7.1 Level mounting style
7.1.1 Coil formers for YEI 1-types
7.1.2 Coil formers for YEx 2-types
7.1.3 Coil formers for YUI 1-types
7.1.4 Coil formers for YM 1-types
7.2 Vertical mounting style
7.2.1 Coil formers for YEx 2-types
8 Material of coil formers
9 Solderability and mechanical strength of terminal pins
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Specifies the main dimensions of coil formers for transformers and inductors, using a square stack of the laminations inserted in the coil formers.
| DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
60
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| NBN EN 61797-1 : 1999 | Identical |
| SN EN 61797-1 : 1996 | Identical |
| BS EN 61797-1:1997 | Identical |
| IEC 61797-1:1996 | Identical |
| NF EN 6171997-1 : 1997 | Identical |
| EN 61797-1:1996 | Identical |
| DIN EN 61797-1:1997-05 | Identical |
| UNE-EN 61797-1:1999 | Identical |
| HD 323.2.20 : 200S3 | BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST T - SOLDERING |
| 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 |
| ISO 3:1973 | Preferred numbers Series of preferred numbers |
| IEC 60707:1999 | Flammability of solid non-metallic materials when exposed to flame sources - List of test methods |
| ISO 286-1:2010 | Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 1: Basis of tolerances, deviations and fits |
| HD 441 : 200S1 | METHODS OF TEST FOR THE DETERMINATION OF THE FLAMMABILITY OF SOLID ELECTRICAL INSULATING MATERIALS WHEN EXPOSED TO AN IGNITING SOURCE |
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