1、BRITISH STANDARD BS EN 134101:1995 Specification for Harmonized system of quality assessment for electronic components Blank detail specification Single turn disc trimmer capacitors (Qualification approval) The European Standard EN134101:1995 has the status of a BritishStandard.BSEN134101:1995 BSI 0
2、2-2000 ISBN 0 580 35977 8 Committees responsible for this BritishStandard The preparation of this BritishStandard was entrusted by Technical Committee EPL/40, Capacitors and resistors for electronic equipment, to Subcommittee EPL/40/1, Capacitors and EMI suppression components for electronic equipme
3、nt, upon which the following bodies were represented: Federation of the Electronics Industry Ministry of Defence National Supervising Inspectorate (BSI PC) Society of British Aerospace Companies Ltd. Amendments issued since publication Amd. No. Date CommentsBSEN134101:1995 BSI 02-2000 i Contents Pag
4、e Committees responsible Inside front cover National foreword ii Foreword 2 Text of EN134101 7BSEN134101:1995 ii BSI 02-2000 National foreword This BritishStandard has been prepared by Subcommittee EPL/40/1 and is the English language version of EN134101:1995 Blank detail specification: Single turn
5、disc trimmer capacitors (Qualification approval), published by the Electronic Components Committee (CECC) of the European Committee for Electrotechnical Standardization (CENELEC). This standard lists the ratings, characteristics and inspection requirements which shall be included as mandatory requir
6、ements in any detail specification for this type of capacitor. Detail specifications shall conform to the requirements of this blank detail specification and BS CECC00111 Rule of Procedure11. Specifications Part4:1991 Regulations for CECC detail specifications. The BritishStandard which implements t
7、he CECC Rules of Procedure is BS9000 General requirements for a system for electronic components of assessed quality Part2:1991 Specification for the national implementation of the CECC system. A British Standard does not purport to include all the necessary provisions of a contract. Users of Britis
8、h Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Cross-references Publication referred to Corresponding BritishStandard EN134000:1994 BS EN134000:1995 Harmonized system of quality assessment for e
9、lectronic components. Generic specification: Variable capacitors (Qualification approval and capability approval) a BS5786 Variable capacitors IEC418-1 BS5786-1:1979 Methods of test a In preparation Summary of pages This document comprises a front cover, an inside front cover, pagesi andii, theEN ti
10、tle page, pages2 to14 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.EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN134101 August 1995 Descriptors: Quality, e
11、lectronic components, capacitors English version Blank Detail Specification: Single turn disc trimmer capacitors (Qualification approval) Spcification particulire cadre: Condensateurs ajustables disque 1seul tour (Homologation) Vordruck fr Bauartspezifikation: 1-Gang-Scheiben-Einstellkondensatoren (
12、Bauartanerkennung) This European Standard was approved on 1993-07-29. 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 without any alteration. Up-to-date lists and bibliogr
13、aphical 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 language made by translation under the responsibility o
14、f 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, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands
15、, Norway, Portugal, Spain, Sweden, Switzerland and UnitedKingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1995 Copyright r
16、eserved to CENELEC members Ref. No. EN134101:1995 EEN134101:1995 BSI 02-2000 2 Foreword This European Standard was prepared by Working Group CLC/TC CECC/WG3. It is based, wherever possible, on the Publications of the International Electrotechnical Commission, and in particular on IEC418, Variable ca
17、pacitors. The text of the draft based on document CECC(Secretariat)3097 was submitted to the formal vote; together with the voting report, circulated as document CECC(Secretariat)3378, it was approved as EN134101 on 1993-07-29. The following dates were fixed: Contents Page Foreword 2 1 General data
18、7 2 Inspection requirements 8 Table 1 7 Table 2 Capacitance values and ratings 7 Table 3 Other characteristics 8 Table 4A Test schedule for lot-by-lot qualityconformance inspection (Groups A and B) Assessment level E 8 Table 4B Test schedule for periodic qualityconformance inspection (Group C) Asses
19、sment level E 10 latest date by which the ENhas to be implemented at national level by publication of an identical national standard or by endorsement (dop) 1995-11-30 latest date by which the national standards conflicting with the ENhaveto be withdrawn (dow) 2003-11-30EN134101:1995 BSI 02-2000 3 I
20、dentification of the detail specification and the component The first page of the detail specification should have the layout recommended on the next page of this blank detail specification. The numbers in square brackets correspond to the following information which shall be inserted at the positio
21、n indicated: 1 The name of the National Standards Organization under whose authority the detail specification is published and, if applicable, the organization from whom the detail specification is available 2 The CECC symbol and number allotted to the detail specification by the CECC General Secret
22、ariat 3 The number and issue number of the CECC generic and sectional specification as relevant; also national reference if different 4 If different from the CECC number, the national number of the detail specification, date of issue and any further information required by the national system, toget
23、her with any amendment numbers 5 A brief description of the component or range of components 6 Information on typical construction, when applicable for 5 and6 the text to be given in the detail specification should be suitable for an entry in CECC00200 (Register of Approvals) and CECC00300 (Library
24、List). 7 An outline drawing with main dimensions which are of importance for interchangeability and/or reference to the appropriate national or international document for outlines. Alternatively the drawing may be given in an annex to the detail specification but7 should always contain an illustrati
25、on of the general outer appearance of the component 8 The level(s) of quality assessment covered by the detail specification 9 Reference data giving information on the most important properties of the component which allow comparison between the various component types intended for the same, or for
26、similar, applications.4 blankEN134101:1995 BSI 02-2000 5 Recommended layout for the first page of a detail specification Specification available from: CECC34101-. . . 1 2 ELECTRONIC COMPONENTS OF ASSESSED QUALITY DETAIL SPECIFICATION IN ACCORDANCE WITH: 4 3 Outline and dimensions: (firstangleproject
27、ion) 7 VARIABLE CAPACITOR: SINGLE TURN DISC TRIMMER CAPACITOR 5 TYPICAL CONSTRUCTION: 6 ASSESSMENT LEVEL: E 8 QUICK REFERENCE DATA: Rated maximum capacitance range, rated minimum capacitancerange, d.c. rated voltage range, climatic category, temperature coefficient ofcapacitance 9 Information about
28、manufacturers who have components qualified to this detail specification is available in the current CECC00200: Register of Firms, Products and Services Approved under the CECC System (Register of Approvals).6 blankEN134101:1995 BSI 02-2000 7 1 General data 1.1 Methods of mounting See1.3.2 of EN1341
29、00. 1.2 Dimensions Table 1 1.3 Ratings and characteristics Table 2 Capacitance values and ratings 1.4 Related documents 1.5 Marking The marking of the capacitor, if any, and the packing shall be in accordance with1.5 of EN134100. NOTEThe details of the marking of the component and packing shall be g
30、iven in full in the detail specification. 1.6 Ordering information Orders for capacitors covered by this specification shall contain in clear or in coded form, the following minimum information: 1) Manufacturers type number 2) Rated voltage 3) Rated minimum and maximum capacitance 4) Number and issu
31、e reference of the detail specification. Case size reference Dimensions (in mm) L W H D d . . . . . . NOTE 1When there is only one case size reference, Table 1 may be omitted and the dimensions given in the outline drawing. NOTE 2The dimensions shall be given as maximum dimensions or as nominal dime
32、nsions with a tolerance. Maximum capacitance range (seeTable 2) Minimum capacitance range (seeTable 2) Capacitance law (if applicable) Rated voltage (seeTable 2) Climatic category Rated temperature Insulation resistance Temperature coefficient of capacitance!: . . .10 6 / C (seeTable 2) Operating to
33、rque Locking torque (if applicable) Capacitance drift after setting Manufacturers Type No Min cap (max) pF Max cap (min) pF Cap swing pF Temp coeff 10 6 / C Rated voltage V d.c. Proof voltage V d.c. Colour code Generic specification: EN134000 Sectional specification: EN134100EN134101:1995 8 BSI 02-2
34、000 1.7 Certified test records of released lots Required/not required. 1.8 Additional information (not for inspection purposes) 1.9 Additional or increased severities or requirements to those specified in the generic and/or sectional specification NOTEAdditional or increased requirements should be s
35、pecified only when essential. Table 3 Other characteristics 2 Inspection requirements 2.1 Procedures 2.1.1 For Qualification Approval procedures shall be in accordance with 3.4 of EN 134100. 2.1.2 For Quality Conformance Inspection the test schedule (Table 4) includes sampling, periodicity, severiti
36、es and requirements. The formation of inspection lots is covered by 3.5.1 of EN134100. Table 4A Test schedule for lot-by-lot quality conformance inspection (Groups A and B) Assessment level E This table is to be used for defining characteristics which are additional to or more severe than those give
37、n in the sectional specification. NOTES seeend of table Clause number and test 1) Conditions of test 1) IL AQL% Performance requirements 1) 2) Group A1 5) Non-destructive S-4 2,5 4.2 4.2 4.2 Visual examination Marking Dimensions (gauging) No visible damage Marking legible and as specified in1.5 of t
38、his specification As specified in Table 1 or outline drawing of this specification Group A2 5) Non-destructive II 1,0 4.3.10 4.3.3 4.3.2 4.3.4 Voltage proof Minimum capacitance Maximum capacitance Capacitance law 3) Voltage:2U R Duration:2s Applied between rotor and stator Rotor setting: max capacit
39、ance Frequency:1MHz Frequency:1MHz Specify measuring angles No breakdown or flashover SeeTable 2 of this specification SeeTable 2 of this specification Within limits specified in1.3 of this specificationEN134101:1995 BSI 02-2000 9Table 4A Test schedule for lot-by-lot quality conformance inspection (
40、Groups A and B) Assessment level E Clause number and test 1) Conditions of test 1) IL AQL% Performance requirements 1) 2) Group A3 5) Non-destructive I 1,5 4.3.9 4.3.11 4.3.12 4.3.8 Rotor contact resistance 3) Tangent of loss angle or Quality factor Insulation resistance Frequency:1MHz Frequency: .
41、. . MHz Voltage applied between rotor and stator Within limits specified in1.3 of this specification Within limits specified in1.3 of this specification Within limits specified in1.3 of this specification Group A4 5) Non-destructive S-4 4,0 4.4 4.8 4.9 4.3.5 Operating torque Thrust and pull (axial)
42、3) Side thrust 3) Capacitance drift after setting Specify initial setting and number and direction of turns Thrust: . . . N Thrust: . . . N Frequency:1MHz Within limits specified in1.3 of this specification No visible damage within limits specified in1.3 of this specification No visible damage withi
43、n limits specified in1.3 of this specification Within limits specified in1.3 of this specification Group B1 Destructive S-4 4,0 4.11 Solderability 4) Method: . . . Methods1 and2: Good tinning Method3:3s NOTES 1) Subclause numbers of test and performance requirements refer to EN134100 Section 4: Test
44、 and measurement procedures. 2) Inspection Levels IL and Acceptable Quality Levels AQL are selected from IEC410. 3) If required in the detail specification. 4) The solderability test of Group B1 is not applicable to capacitors with screw terminations or capacitors designated in the detail specificat
45、ion as having terminations not intended for soldering. Capacitors which have been submitted to the tests of Group B1 may be released provided that they have not been submitted to ageing and are re-submitted to the tests of Group A and pass those tests. It is permitted to submit electrically defectiv
46、e capacitors or detached terminations to the tests of Group B1 provided they have been submitted to the same process treatments as a completed capacitor. 5) If APA applies, non-conforming items shall be recorded. For further information see3.10 of EN134000.EN134101:1995 10 BSI 02-2000 Table 4B Test
47、schedule for periodic quality conformance inspection (Group C) Assessmentlevel E NOTESseeend of table Clause number and test 1) Conditions of test 1) p n c Performance requirements 1) 2) Group C1A Destructive 6 9 1 4.2 4.3.1 4.10 4.10.1 4.12 4.12.1 4.13 Dimensions (detail) Initial measurement Robust
48、ness of terminations Intermediate inspection Resistance to soldering heat 4) Intermediate inspection Component solvent resistance 4) Final measurements Capacitance at max capacitance setting Method: . . . 3) Severity: . . . 3) Visual examination Pre-drying 4) Method: . . . 3) (1A or1B) Visual examin
49、ation Visual examination Capacitance, setting not to be moved As specified in Table 1 or outline drawing of this specification Record value No visible damage No visible damage No visible damage Marking legible k . . .% 3)of the value measured in 4.3.1 Group C1B Destructive 6 18 1 4.14 4.15.1 4.15 Solvent resistance of the marking 4) Initial measurement Rapid change of temperature Method1 Rubbing material: Cotton wool Recovery: . . . 3) Capacitance at max capacitance setting T A =L
