BS EN 4728-2015 Aerospace series Circuit breakers single and three poles dummies Product standard《航空航天系列 断路器 单极和三极虚拟 产品标准》.pdf

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1、BSI Standards PublicationBS EN 4728:2015Aerospace series Circuitbreakers, single and threepoles dummies ProductstandardBS EN 4728:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 4728:2015.The UK participation in its preparation was entrusted to TechnicalCom

2、mittee ACE/6, Aerospace avionic electrical and fibre optictechnology.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplicati

3、on. The British Standards Institution 2015. Published by BSI StandardsLimited 2015ISBN 978 0 580 87671 4ICS 49.060Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 3

4、1 July 2015.Amendments issued since publicationDate Text affectedBS EN 4728:2015EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4728 July 2015 ICS 49.060 English Version Aerospace series - Circuit breakers, single and three poles dummies - Product standard Srie arospatiale - Disjoncteurs unipol

5、aires et tripolaires factices - Norme de produit Luft- und Raumfahrt - Schutzschalter-Attrappe, einpolig und dreipolig - Produktnorm This European Standard was approved by CEN on 29 November 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the condition

6、s for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in

7、three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards

8、 bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Sloveni

9、a, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved wo

10、rldwide for CEN national Members. Ref. No. EN 4728:2015 EBS EN 4728:2015EN 4728:2015 (E) 2 Contents Page European foreword .3 1 Scope 4 2 Normative references 4 3 Dimensions and mass .4 4 Characteristics .5 5 Designation 7 6 Marking .8 7 Technical specification .8 BS EN 4728:2015EN 4728:2015 (E) 3 E

11、uropean foreword This document (EN 4728:2015) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this European Standard has received the approval of the

12、National Associations and the Official Services of the member countries of ASD, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January 2016, and conflicting nati

13、onal standards shall be withdrawn at the latest by January 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. According to the CEN-

14、CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary

15、, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 4728:2015EN 4728:2015 (E) 4 1 Scope This European Standard specifies the characteristics of dummy circ

16、uit breakers used in aircraft on-board circuits in order to connect the cables provisionally installed. There are no electrical connections between any of the terminals. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispens

17、able for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2995-001, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 1 A to 25 A Pa

18、rt 001: Technical specification EN 2995-004, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 1 A to 25 A Part 004: With signal contact Product standard EN 2995-005, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 1 A to 25

19、 A Part 005: With polarized signal contact Product standard EN 2996-001, Aerospace series Circuit breakers, three-pole, temperature compensated, rated current 1 A to 25 A Part 001: Technical specification EN 2996-004, Aerospace series Circuit breakers, three-pole, temperature compensated, rated curr

20、ent 1 A to 25 A Part 004: With signal contact Product standard EN 3661-001, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 20 A to 50 A Part 001: Technical specification EN 3661-006, Aerospace series Circuit breakers, single-pole, temperature compensated, rate

21、d current 20 A to 50 A Part 006: With polarized signal contact Bus-bar version Product standard EN 3662-001, Aerospace series Circuit breakers, three-pole, temperature compensated, rated current 20 A to 50 A Part 001: Technical specification EN 3662-006, Aerospace series Circuit breakers, three-pole

22、, temperature compensated, rated current 20 A to 50 A Part 006: With polarized signal contact Bus-bar version Product standard EN 6113, Aerospace series Circuit breaker, connecting and attachment hardware 1)3 Dimensions and mass 3.1 Front side characteristics The circuit breakers do not have to corr

23、espond to the pictorial illustration, it shows only the model code. See Figure 1. 1) Published as ASD-STAN Prestandard at the date of publication of this European Standard (http:/www.asd-stan.org/).BS EN 4728:2015EN 4728:2015 (E) 5 a) Model code A (with control button in the open position) b) Model

24、code B (without control button, the neck is black and filled) Figure 1 Front side characteristics 3.2 Mass See Table 1. 3.3 Panel mounting See product standard. 4 Characteristics 4.1 Material, surface treatment See Table 4. 4.2 Mechanical characteristics 4.2.1 General See Table 1. Table 1 Dummy circ

25、uit breaker Corresponding functional circuit breaker Model code Tightening torque Mass N.m g Dimensional code With auxiliary contacts Terminals threadneck max. 01 EN 2995-004 A or B 1,6 0,1 4 0,25 22,3 03 EN 2996-004 A or B 1,6 0,1 4 0,25 36,9 04 EN 3662-006 A or B 2,35 0,15 4 0,25 90 05 aEN 2995-00

26、5 B NA 4 0,25 10 06 EN 3661-006 B 2,35 0,15 4 0,25 39 aNo power terminals. 4.2.2 Fasteners See Table 3. BS EN 4728:2015EN 4728:2015 (E) 6 4.2.3 Recommended tightening torque of attaching nut for installation See Table 1. 4.2.4 Recommended tightening torque of terminal connection hardware for install

27、ation See Table 1. 4.2.5 Resistance to vibrations Products shall withstand their respective vibrations requirement of the related circuit breaker specifications, see Clause 7. The pass fail criteria is no defective attachment shall be witness. 4.2.6 Resistance to shocks Products shall withstand thei

28、r respective shocks requirement of the related circuit breaker specifications, see Clause 7. The pass fail criteria is no defective attachment shall be witness. 4.2.7 Mechanical endurance Not applicable. 4.3 Environment characteristics 4.3.1 Humidity Products shall withstand their respective humidit

29、y requirement of the related circuit breaker specifications, see Clause 7. 4.3.2 Corrosion Products shall withstand their respective corrosion requirement of the related circuit breaker specifications, see Clause 7. 4.3.3 Contaminating liquids Products shall withstand their respective contaminating

30、liquids requirement of the related circuit breaker specifications, see Clause 7. 4.3.4 Overvoltage caused by lightning Not applicable. BS EN 4728:2015EN 4728:2015 (E) 7 4.4 Electrical characteristics See Table 2. Table 2 Dielectric rigidity Closed position Z = 0 m 1 and 2 with attachment 1 500 V Ope

31、n position Z = 0 m 1 with 2 1 and 2 with attachment 1 500 V 5 Designation 5.1 Product designation Description block Identity block CIRCUIT BREAKER EN4728 A 01 Number of EN standard Model code (see Figure 1) Dimension code (see Table 1) 5.2 Procurement designation Description block Identity block CIR

32、CUIT BREAKER EN4728 A 01 C Product designation Hardware delivery code BS EN 4728:2015EN 4728:2015 (E) 8 Table 3 Delivery hardware code Delivery hardware code Connection and attachment hardware kits EN 6113 Delivery conditions Kit part-No. a Fitted Supplied separately A EN 6113A1 X B EN 6113B1 X C Wi

33、thout connection and attachment hardware kits D EN 6113A1 X E EN 6113B1 X aSpare parts could be ordered separately, information see EN 6113. 6 Marking As defined on the drawing and unless otherwise specified by contract, marking on the product shall include: the designation defined in 5.1; the manuf

34、acture date (year, week): YYWW; the manufacturers name or trademark; the pin terminal identification; the manufacturers part number. 7 Technical specification See Table 4. Table 4 Dummy circuit breaker Dimensional code Corresponding circuit breaker Specification 01 EN 2995-001 03 EN 2996-001 04 EN 3

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