BS EN 175300-1997 Harmonized system of quality assessment for electronic components - Sectional specification rectangular connectors for frequencies below 3 MHz《电子元器件质量评定协调体系 分规范 频.pdf

1、BRITISH STANDARD BS EN 175300:1997 Harmonized system of quality assessment for electronic components Sectional specification: Rectangular connectors for frequencies below3MHz The European Standard EN 175300:1996 has the status of a British Standard ICS 31.220.10BSEN175300:1997 This British Standard,

2、 having been prepared under the directionof the Electrotechnical Sector Board, was published underthe authority of the Standards Board and comes intoeffect on 15 April 1997 BSI 04-2000 First Published February 1992 Second edition April 1997 The following BSI references relate to the work on this sta

3、ndard: Committee reference: EPL/48/2 Draft for comment: 94/205863 DC ISBN 0 580 27365 2 Committees responsible for this British Standard The preparation of this British Standard was entrusted by Technical Committee EPL/48, Electromechanical components for electronic equipment, to Subcommittee EPL/48

4、/2, Connectors for electronic equipment, upon which the following bodies were represented: Association of Manufacturers Allied to the Electrical and Electronic Industry (BEAMA Ltd.) British Telecommunications plc BSI Quality Assurance Federation of the Electronics Industry Ministry of Defence Premis

5、es Cabling Association Amendments issued since publication Amd. No. Date CommentsBSEN175300:1997 BSI 04-2000 i Contents Page Committees responsible Inside front cover National foreword ii Foreword 2 Text of EN 175300 3 List of references Inside back coverBSEN175300:1997 ii BSI 04-2000 National forew

6、ord This British Standard has been prepared by Subcommittee EPL/48/2, and is the English language version of EN 175300:1996 Sectional Specification: Rectangular connectors for frequencies below 3 MHz, published by the European Committee for Electrotechnical Standardization (CENELEC.) It supersedes B

7、SEN 175300:1992, which will be withdrawn 1997-09-15. Cross-references Publication referred to Corresponding British Standard CECC 00007:1973 BS E9007:1975 Specification for harmonized system of quality assessment for electronic components: Basic specification: Sampling plans and procedures for inspe

8、ction by attributes CECC 00009:1980 BS CECC 00009:1982 Specification for harmonized system of quality assessment for electronic components:Basic specification: Basic testing procedures and measuring methods for electromechanical components BS CECC 00114 Rule of procedure 14. Quality assessment proce

9、dures CECC 00114-II:1994 Part 2:1995 Qualification approval of electronic components CECC 00114-III:1993 Part 3:1993 Capability approval of an electronic component manufacturing activity IEC 50 (581):1978 BS 4727 Glossary of electrotechnical, power, telecommunication, electronics, lighting and colou

10、r terms Part 1 Terms common to power, telecommunications and electronics Group 13:1991 Electromechanical components for electronic equipment BS EN 60068 Environmental testing IEC 68-1:1988 Part 1:1995 General and guidance BS 7822 Insulation coordination for equipment within low-voltage systems IEC 6

11、64-1:1992 Part 1:1995 Principles, requirements and tests IEC 807-1:1991 BS QC 030000:1993 Harmonized system of quality assessment for electronic components. Rectangular connectors for frequencies below 3 MHz. Generic specification. General requirements and guide for the preparation of detail specifi

12、cations for connectors with assessed quality ISO 286 BS EN 20286 ISO system of limits and fits ISO 1000:1992 BS 5555:1993 Specification for SI units and recommendations for the use of their multiples and of certain other unitsBSEN175300:1997 BSI 04-2000 iii A British Standard does not purport to inc

13、lude all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, page

14、s i to iv, theENtitle page, pages 2 to 32, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.iv blankEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE

15、 NORM EN 175300 April 1996 Supersedes EN 175300:1992 Descriptors: Quality, electronic components, connectors English version Sectional Specification: Rectangular connectors for frequencies below 3 MHz Spcification intermdiaire: Connecteurs rectangulaires pour frquences infrieures 3 MHz Rahmenspezifi

16、kation: Rechteckige Steckverbinder fr Frequenzen unter 3 MHz This European Standard was approved by CENELEC on 1995-09-08. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard

17、without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other la

18、nguage made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany, Gre

19、ece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat

20、: rue de Stassart 35, B-1050 Brussels 1996 Copyright reserved to CENELEC members Ref. No. EN 175300:1996 EEN175300:1996 BSI 04-2000 2 Foreword This European Standard was prepared by Working Group CLC/TC CECC/SC 48B (former WG 25). It is based, wherever possible, on the Publications of the Internatio

21、nal Electrotechnical Commission and in particular on IEC 807-1: Rectangular connectors for frequnecies below 3 MHz, Part 1: General requirements and guide for the preparation of detail specifications. The text of the draft based on document CECC(Secretariat)3556 was submitted to the formal vote; tog

22、ether with the voting report, circulated as document CECC(Secretariat)3666, it was approved as EN 175300 on 1995-09-08. This European Standard replaces EN 175300:1992. The following dates were fixed: NOTEThis specification does not comply completely with the requirements of CECC 00400. Contents Page

23、 Foreword 2 CECC Specification systems for LF connectors 3 1 Scope 5 2 General 5 2.1 Related documents 5 2.2 Terminology 5 2.3 Classification into climatic categories 6 2.4 Creepage and clearance distances 7 2.5 Current 7 2.6 Marking 7 2.7 Type designation 7 3 General requirement, tests and test sch

24、edules 8 3.1 Workmanship 8 3.2 Testing 8 3.3 Test schedules 8 4 Preparation of Detail Specifications (DS) 16 Page 4.1 Titles of Detail Specifications 16 4.2 Drawing information 16 4.3 System of lettering 17 4.4 Contents of Detail Specification 17 5 Quality assessment procedures 18 5.1 Primary stage

25、of manufacture 18 5.2 Structurally similar components 19 5.3 System of levels 19 5.4 Grouping of tests 20 5.5 Component approval procedure 20 5.6 Maintenance of approval 21 5.7 Withdrawal or suspension of qualification approval 21 5.8 Significant changes 21 5.9 Quality conformance inspection 21 5.10

26、 Test records 23 5.11 Delivery of tested connectors 23 5.12 Release for deliveries before the completion of Group B tests 23 5.13 Delayed delivery 23 5.14 In-process testing 23 6 Preparation of Detail Specifications 23 Annex A Common lettering system to be used on drawings 30 Annex B Additional requ

27、irements applyingtoIEC512 tests 31 Annex C Additional Component Approval Procedures 32 Table 1 Qualification approval test schedule 24 Table 2 Quality conformance inspection schedule 28 latest date by which the EN has to be implemented at national level by publication of an identical national standa

28、rd or by endorsement (dop) 1996-09-15 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 1997-09-15EN175300:1996 BSI 04-2000 3 CECC SPECIFICATION SYSTEM for LF Connectors NOTESectional specifications include generic data. EN 175200 EN 61076-4 EN 175300 SEC

29、TIONAL SPECIFICATION for Circular Connectors SECTIONAL SPECIFICATION for Printed Board Connectors SECTIONAL SPECIFICATION for Rectangular Connectors Scope General Tests basic testing procedures and measuring methods (see CECC 00009). IEC 664-1, Insulation Coordination for Equipment within low voltag

30、e systems Principles, requirements and tests. IEC 807-1, Rectangular Connectors for frequencies below 3 MHz Part 1: General requirements and guide for the preparation of detail specifications. ISO R 286, ISO systems of limits and fits General tolerances and deviations. IS0 R 1000, Rules for the use

31、of units of the International system of units and selection of the decimal multiples and sub-multiples of the SI units. ISO 1101, Technical drawings geometrical tolerancing of form, orientation, location and run out-generalities, definitions symbols, indications on drawings. 2.2 Terminology The term

32、inology used in and applicable to this specification is included in IEC 50(581). IEC 512 also contains applicable terms. For the purpose of this specification the following additional terms and definitions shall apply: 2.2.1 hybrid connectors detailed specifications in accordance with this Sectional

33、 Specification which contain integrated hybrid elements from other Sectional Specifications in the CECC system shall be permitted providing that: a) The hybridising elements are assessed using the appropriate test method from its sectional specification e.g. CECC 22000 for RF contacts, CECC 86000 fo

34、r optical contacts, or Genetic Specification, CECC 33000 for integrated filter contacts. 1) In preparationEN175300:1996 6 BSI 04-2000 b) Where such test methods are not published in existing specifications they shall be included as Annex to the Detail Specification. 2.2.2 group of related connectors

35、 a group of coonectors within a sub-family having common features. Typical examples are: same mounting features but different kinds and number of contacts, or; same coupling features but different inserts and types of contacts. a group of related connectors is covered by a single Detail Specificatio

36、n 2.2.3 type connectors within a particular sub-family, such as rectangular connectors with blade contacts 2.2.4 style a particular connector within a type 2.2.5 variant variations within a type and style, or within a group of related connectors 2.2.6 Examples 2.3 Classification into climatic catego

37、ries The connectors are classified into climatic categories in accordance with the general rules given in IEC 68-1. The following preferred temperature ranges and severities of the damp heat steady state tests have been selected: Family : Connectors Sub-Family : Rack and Panel connectors Type : Rect

38、angular, multipole connector with 2,5 mm wide blade contacts Style : Rectangular, fixed, free, adaptor etc. Variant : Rectangular, number of contacts, terminations etc. Category Temperature Range Damp heat steady state Identification code a 10/070/04 25/070/10 25/085/10 25/085/21 40/085/21 10 C to +

39、 70 C 25 C to + 70 C 25 C to + 85 C 25 C to + 85 C 40 C to + 85 C 4 days 10 days 10 days 21 days 21 days 40/085/56 40 C to + 85 C 56 days Under consideration 40/100/10 55/100/21 55/125/21 55/125/56 65/155/56 65/175/56 65/200/56 40 C to + 100 C 55 C to + 100 C 55 C to + 125 C 55 C to + 125 C 65 C to

40、+ 155 C 65 C to + 175 C 65 C to + 200 C 10 days 21 days 21 days 56 days 56 days 56 days 56 days a Identification code to be used for EN type designationEN175300:1996 BSI 04-2000 7 2.4 Creepage and clearance distances Permissible operating voltages depend on the application and on the applicable or s

41、pecified safety requirements. Therefore, creepage and clearance distances as well as proof voltages under specified air pressure shall be specified in the Detail Specification. See also IEC 664-1. 2.5 Current For each connector, the current carrying capacity shall be specified in the Detail Specific

42、ation, preferably by the current temperature derating curve evaluated in accordance with Test 5b of IEC512-3, or by at least one value of current and the associated temperature on this derating curve as well as the maximum operating temperature. 2.6 Marking 2.6.1 On the connector Each connector shal

43、l have the following information marked upon it. Identification of the contact position as prescribed in the Detail Specification. If space does not permit full marking, as much as possible of the following in the order shown shall be included: 1) mark of origin (manufacturers name or trademark); 2)

44、 date code, if explicitly required by the Detail Specification; 3) type designation. 2.6.2 On the package The information in 2.6.1 1), 2) and 3) shall also be marked on the package. 2.7 Type designation Connectors Connectors to which this specification applies shall be designated by the following in

45、dications and in the order given: NOTEThe number of characters shall not exceed 18 including spaces. 1) CECC abbreviated to “C”; 2) An abbreviated reference of this sectional specification to “753” followed by the number of the detail specification eg. 800 for a Committee Detail Specification or 001

46、 for a Manufacturers Detail Specification; 3) A letter denoting the style of the connector. (The system shall be prescribed in the Detail Specification). 4) A letter denoting a housing (shell) or body size; 5) two numbers denoting the contact arrangement. (Not necessarily the number of contacts): 6)

47、 A letter denoting the type of contact. The following letters shall be used. M = male contact F = female contact H = hermaphroditic contact 7) A letter denoting the basic type of the terminations. The following letters shall be used: A = Screw termination E = solder termination, eyelet S = solder te

48、rmination, solder bucket F = solder termination, printed wires C = crimp W = wrap termination D = insulation displacement P = press-in 8) A letter or digit denoting polarization or orientation by a particular arrangement of indexing keys on housing (shells) or bodies, or position of insert in housing. 9) A digit to denote variations permitted by the Detail Specification. For example: plating, performance, colour, etc;