{"id":380773,"date":"2024-10-20T03:08:25","date_gmt":"2024-10-20T03:08:25","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iec-60938-12021\/"},"modified":"2024-10-26T05:41:08","modified_gmt":"2024-10-26T05:41:08","slug":"bs-en-iec-60938-12021","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iec-60938-12021\/","title":{"rendered":"BS EN IEC 60938-1:2021"},"content":{"rendered":"

This International Standard applies to inductors designed for electromagnetic interference suppression intended for use within all kind of electric and electronic equipment. In this Generic Specification normative reference, terms and definitions are given. It also prescribes General requirements and the suitable test and measurement procedures for interference suppression inductors.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
5<\/td>\nAnnex ZA (normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n
7<\/td>\nEnglish
CONTENTS <\/td>\n<\/tr>\n
9<\/td>\nFOREWORD <\/td>\n<\/tr>\n
11<\/td>\nINTRODUCTION <\/td>\n<\/tr>\n
12<\/td>\nFigure 1 \u2013 Relevant specification <\/td>\n<\/tr>\n
13<\/td>\n1 Scope
2 Normative references
Figures <\/td>\n<\/tr>\n
14<\/td>\n3 Terms, definitions and conventions
3.1 Terms and definitions <\/td>\n<\/tr>\n
16<\/td>\n3.2 Conventions
4 General requirements
4.1 General <\/td>\n<\/tr>\n
17<\/td>\n4.2 Preferred values
4.2.1 General
4.2.2 Rated current
4.2.3 Temperature de-rated current
4.3 Information to be given in a detail specification
4.3.1 General
4.3.2 Outline drawing and dimensions
Figure 2 \u2013 Relation between ambient temperature and applied current <\/td>\n<\/tr>\n
18<\/td>\n4.3.3 Mounting
4.3.4 Ratings and characteristics
4.4 Insulated inductors
4.5 Marking <\/td>\n<\/tr>\n
19<\/td>\n5 Tests and measurement procedures
5.1 General
5.2 Standard atmospheric conditions
5.3 Visual examination
5.4 Insulation resistance
Tables
Table 1 \u2013 Standard atmospheric conditions <\/td>\n<\/tr>\n
20<\/td>\n5.5 Voltage test
Table 2 \u2013 Measuring voltage for insulation resistance testing <\/td>\n<\/tr>\n
21<\/td>\n5.6 Inductance
5.7 Resistance
5.8 Insertion loss
5.9 Temperature rise
5.10 Impulse voltage <\/td>\n<\/tr>\n
22<\/td>\n5.11 Endurance
5.12 Robustness of terminations
5.13 Vibration
5.14 Shock <\/td>\n<\/tr>\n
23<\/td>\n5.15 Resistance to soldering heat <\/td>\n<\/tr>\n
24<\/td>\nFigure 3 \u2013 Temperature profile for reflow simulation <\/td>\n<\/tr>\n
25<\/td>\n5.16 Solderability
5.16.1 General
5.16.2 Preconditioning
Table 3 \u2013 Temperatures for reflow simulation with different solder paste alloy types <\/td>\n<\/tr>\n
26<\/td>\n5.16.3 Test procedure
5.16.4 Final inspection, measurements, and requirements
5.17 Rapid change of temperature
5.18 Container sealing
5.19 Climatic sequence
5.19.1 General
5.19.2 Dry heat <\/td>\n<\/tr>\n
27<\/td>\n5.19.3 Damp heat, cyclic, test Db, first cycle
5.19.4 Cold
5.19.5 Low air pressure
5.19.6 Damp heat, cyclic, test Db, remaining cycles
Table 4 \u2013 Number of remaining cycles for damp heat <\/td>\n<\/tr>\n
28<\/td>\n5.20 Damp heat, steady state
5.21 Passive flammability
5.22 Glow wire
5.23 Ball pressure
5.24 Component solvent resistance <\/td>\n<\/tr>\n
29<\/td>\n5.25 Solvent resistance of marking <\/td>\n<\/tr>\n
30<\/td>\nAnnex A (normative) Measuring points for electrical tests and measurements
A.1 General
A.2 Foil method
A.3 Method for inductors with mounting devices
Table A.1 \u2013 Measuring points for electrical tests <\/td>\n<\/tr>\n
31<\/td>\nA.4 Vblock method
Figure A.1 \u2013 Examples how to connect electrical tests <\/td>\n<\/tr>\n
32<\/td>\nAnnex B (normative) Requirements for earth inductors
Table B.1 \u2013 Minimum copper cross-sectional area of earth inductor\u2019s winding <\/td>\n<\/tr>\n
33<\/td>\nAnnex C (normative) Example of a suitable circuit for the voltage endurance test
Figure C.1 \u2013 Test circuit for endurance voltage <\/td>\n<\/tr>\n
34<\/td>\nAnnex X (informative) Cross-references to the previous edition of this document <\/td>\n<\/tr>\n
36<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Fixed inductors for electromagnetic interference suppression – Generic specification<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2021<\/td>\n38<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":380780,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-380773","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/380773","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/380780"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=380773"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=380773"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=380773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}