1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 4728 Edition P 1 November 2013 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONRue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: Descriptors: ENGLISH VERSION Ae
2、rospace series Circuit breakers, single and three poles dummies Product standard Srie arospatiale Disjoncteurs unipolaires et tripolaires factices Norme de produit Luft- und Raumfahrt Schutzschalter Attrappe, einpolig und dreipolig Produktnorm This “Aerospace Series“ Prestandard has been drawn up un
3、der the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the pu
4、blication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be submitted as a draft E
5、uropean Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national stand
6、ards conflicting with the EN. Edition approved for publication 1st November 2013 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2013 by ASD-STAN prEN 4728:2013 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Dimensi
7、ons and mass . 3 4 Characteristics . 4 5 Designation 6 6 Marking . 7 7 Technical specification . 7 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Electrical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STA
8、Ns General Process Manual, this standard has received approval for Publication. prEN 4728:2013 (E) 3 1 Scope This standard specifies the characteristics of dummy circuit breakers used in aircraft on-board circuits in order to connect the cables provisionally installed. There are no electrical connec
9、tions between any of the terminals. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the refe
10、renced document (including any amendments) applies. EN 2995-001, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 1 A to 25 A Part 001: Technical specification EN 2995-004, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 1
11、A to 25 A Part 004: With signal contact and unified mounting hardware Product standard EN 2995-005, Aerospace series Circuit breakers, single-pole, temperature compensated, rated current 1 A to 25 A Part 005: With polarized signal contact and unified mounting hardware Product standard EN 2996-001, A
12、erospace 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 current 1 A to 25 A Part 004: With signal contact and unified mounting hardwar
13、e 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, rated current 20 A to 50 A Part 006: With polari
14、zed signal contact and unified mounting hardware 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, temperature
15、compensated, rated current 20 A to 50 A Part 006: With polarized signal contact and unified mounting hardware 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
16、not have to correspond 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 standard. http:/www.asd-stan.org/ prEN 4728:2013 (E) 4 a) Model code A (with control button in the open position) b) Model code B
17、(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 circuit bre
18、aker 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/B 1,6 0,1 4 0,25 22,3 03 EN 2996-004 A/B 1,6 0,1 4 0,25 36,9 04 EN 3662-006 A/B 2,35 0,15 4 0,25 90 05 a EN 2995-005 B NA 4 0,25 1
19、0 06 EN 3661-006 B 2,35 0,15 4 0,25 39 aNo power terminals. 4.2.2 Fasteners See Table 3. prEN 4728:2013 (E) 5 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 installation See Table 1. 4.2.5 Res
20、istance 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 their respective shocks requirem
21、ent 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 humidity requirement of the related
22、 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 liquids requirement of the r
23、elated circuit breaker specifications, see Clause 7. 4.3.4 Overvoltage caused by lightning Not applicable. prEN 4728:2013 (E) 6 4.4 Electrical characteristics See Table 2. Table 2 Dielectric rigidity Closed position Z 0 m 1 and 2 with attachment 1 500 V Open position Z 0 m 1 with 2 1 and 2 with atta
24、chment 1 500 V 5 Designation EXAMPLE Description block CIRCUIT BREAKER Identity block EN4728A01C Number of EN standard Model code (see Figure 1) Dimension code (see Table 1) Delivery hardware code (see Table 3) Table 3 Delivery hardware code Delivery hardware code Connection and attachment hardware
25、kits EN 6113 Delivery conditions Kit part-No. a Fitted Supplied separately A EN 6113A1 X B EN 6113B1C Without connection and attachment hardware kits D EN 6113A1 X E EN 6113B1aSpare parts could be ordered separately, information see EN 6113. prEN 4728:2013 (E) 7 6 Marking As defined on the drawing a
26、nd unless otherwise specified by contract, marking shall include: the designation defined in Clause 5 on the packaging; the manufacture date (year, week): YYWW; the manufacturers name or trademark; the pin terminal identification; the manufacturers part number. NOTE The marking could be combined on the both opposite faces. For electrical diagram and/or terminal identification refer to the Figure 1. 7 Technical specification See Table 4. Table 4 Dummy circuit breaker Dimensional code Corresponding circuit breaker Specification 01 EN 2995-00103 2996-00104 EN 3662-00105 2995-001 06 EN 3661-001
