I.S. EN 60938-2:1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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FIXED INDUCTORS FOR ELECTROMAGNETIC INTERFERENCE SUPPRESSION - PART 2: SECTIONAL SPECIFICATION
Hardcopy , PDF
23-09-2021
English
01-01-1999
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
1 General
1.1 Scope
1.2 Object
1.3 Normative references
1.4 Information to be given in a detail specification
1.5 Definitions
1.6 Marking
2 Preferred ratings and characteristics
2.1 Climatic categories
2.2 Values of ratings
3 Quality assessment procedures
3.1 Primary stage of manufacture
3.2 Structurally similar inductors
3.3 Certified records of released lots
3.4 Qualification approval
3.5 Quality conformance inspection
4 Test and measurement procedures
4.1 Visual examination and check of dimensions
4.2 Voltage proof
4.3 Insulation resistance
4.4 Inductance
4.5 DC line resistance
4.6 Robustness of terminations
4.7 Resistance to soldering heat
4.8 Solderability
4.9 Rapid change of temperature
4.10 Vibration
4.11 Bump
4.12 Shock
4.13 Container sealing
4.14 Climatic sequence
4.15 Damp heat, steady state
4.16 Temperature rise (applies only to inductors with a mass > 5 g)
4.17 Impulse voltage (applies to inductors with more than one
winding)
4.18 Endurance
4.19 Passive flammability (if applicable)
4.20 Component solvent resistance (if applicable)
4.21 Solvent resistance of marking (if applicable)
Annex A (normative) Test schedule for safety tests only approval
Annex B (normative) Test schedule for safety tests and performance
tests for qualification approval, assessment level D
Annex C (normative) Example of a suitable circuit for the
endurance test voltage
Annex D (normative) Declaration of design (confidential to the
manufacturer and the certification body)
Annex E (normative) Test methods for thyristor electromagnetic
interference suppression inductors
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
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