1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 2997-009 Edition P 4 April 2014 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.org ICS: 49.060 Supersedes edition P
2、3 of October 2009 and will supersede EN 2997-009:2010 Descriptors: ENGLISH VERSION Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 009: Protective cov
3、er for receptacle Product standard Srie arospatiale Connecteurs lectriques circulaires accouplement par bague filete, rsistant au feu ou non, tempratures dutilisation 65 C 175 C continu, 200 C continu, 260 C en pointe Partie 009 : Bouchon de vol pour embase Norme de produit Luft- und Raumfahrt Elekt
4、rische Rundsteckverbinder mit Schraubkupplung, feuerbestndig oder nicht feuerbestndig, Betriebstemperaturen 65 C bis 175 C konstant, 200 C konstant, 260 C Spitze Teil 009: Schutzkappe fr festen Steckverbinder Produktnorm This “Aerospace Series“ Prestandard has been drawn up under the responsibility
5、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 publication of this Prest
6、andard, 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 European Standard (prEN)
7、 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 standards conflicting with t
8、he EN. Edition approved for publication 1st April 2014 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2014 by ASD-STAN prEN 2997-009:2014 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Terms and definitions . 3 4 R
9、equired 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-STANs General
10、Process Manual, this standard has received approval for Publication. prEN 2997-009:2014 (E) 3 1 Scope This standard specifies the characteristics of protective covers for receptacles in the family of circular electrical connectors coupled by threaded ring. It applies to the class defined in Table 2.
11、 For receptacles associated with these protective covers, see EN 2997-003 to EN 2997-007. 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.
12、For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2997-001, Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous,
13、 260 C peak Part 001: Technical specification EN 2997-002, Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 002: Specification of performance and conta
14、ct arrangements EN 2997-003, Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 003: Square flange receptacle Product standard EN 2997-004, Aerospace ser
15、ies Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 004: Jam-nut mounted receptacle Product standard EN 2997-005, Aerospace series Connectors, electrical, circular, co
16、upled by threaded ring, fire-resistant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 005: Hermetic square flange receptacle Product standard EN 2997-006, Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resi
17、stant or non fire-resistant, operating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 006: Hermetic jam-nut mounted receptacle Product standard EN 2997-007, Aerospace series Connectors, electrical, circular, coupled by threaded ring, fire-resistant or non fire-resistant, op
18、erating temperatures 65 C to 175 C continuous, 200 C continuous, 260 C peak Part 007: Hermetic receptacle with round flange attached by welding or brazing Product standard ISO 263, ISO inch screw threads General plan and selection for screws, bolts and nuts Diameter range 0,06 to 6 in 3 Terms and de
19、finitions For the purposes of this standard, the terms and definitions given in EN 2997-001 apply. prEN 2997-009:2014 (E) 4 4 Required characteristics 4.1 Dimensions and mass See Figure 1 and Table 1. Dimensions and tolerances are in millimetres; they apply after surface treatment. Key 1 Fastener/ri
20、vet for chain or rope 2 Thread 3 Seal Shall be bonded or mechanically retained in protective cover 4 Attachment type, see Table 3 5 Three holes 0,95 min. at 120 6 Optional groove 7 Ring for jam-nut mounted receptacle 8 Eyelet for square flange receptacle Figure 1 Protective cover for receptacle prEN
21、 2997-009:2014 (E) 5 Table 1 Protective cover for receptacle dimensions Housing size Thread class 2B a C E F Mass 0,38 g max. max. Minimum bore Ring inner Stainless steel Aluminium alloy 08 0,5625-24UNEF 19,71 14,61 16,30 26,2 9,5 10 0,6875-24UNEF 23,01 17,96 19,50 33,6 12,1 12 0,8750-20UNEF 27,38 2
22、2,73 24,60 43,5 15,6 14 0,9375-20UNEF 28,98 24,31 25,80 47,8 17,1 16 1,0625-18UNEF 32,16 27,53 29,00 56,8 20,4 18 1,1875-18UNEF 34,93 30,71 32,20 62,9 22,6 20 1,3125-18UNEF 38,35 33,88 35,30 75,5 27,1 22 1,4375-18UNEF 41,29 37,06 38,60 84,0 30,1 24 1,5625-18UNEF 44,70 40,23 41,70 97,7 35,1 28 1,8125
23、-16UNS 51,00 46,58 48,00 120,2 43,1 a ISO 263. 4.2 Material, surface treatment See Table 2 and below. Protective cover shell See Table 2. Chain or rope Stainless steel Rope shall be insulated, insulation shall withstand 260 C environment; Chain or rope shall rotate freely on the fastener. Fastener S
24、tainless steel Ring and eyelet Stainless steel 4.3 Main general characteristics See EN 2997-002. 4.4 Possible combinations of protective covers and connectors See EN 2997-002. prEN 2997-009:2014 (E) 6 5 Designation EXAMPLE Description block COVER, ELECTRICAL CONNECTOR Identity block EN2997KE3C10 Num
25、ber of the basic standard Class (see Table 2) Protective cover for receptacle (see EN 2997-002) Attachment type (see Table 3) Housing size (see Table 1) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. Table 2 Class and model protective cover Cl
26、ass Model description R Protective cover for receptacle in nickel-plated aluminium alloy, 48 h resistance salt mist, maximum operating temperature 200 C continuous W Protective cover for receptacle in olive-green cadmium-plated aluminium alloy, 500 h resistance salt mist, maximum operating temperatu
27、re 175 C continuous KE Protective cover for receptacle in passivated stainless steel alloy, 500 h resistance salt mist, maximum operating temperature 260 C peak K Protective cover for receptacle in passivated stainless steel, 500 h resistance to salt mist, crimp contacts, fire-resistant, maximum ope
28、rating temperature 200 C continuous Table 3 Type of attachment Attachment type Description C Stainless steel chain and eyelet N Without chain or rope with holes for locking wire D Stainless steel rope with high temperature jacket material and eyelet J Stainless steel chain and ring L Stainless steel
29、 rope with high temperature jacket material and ring prEN 2997-009:2014 (E) 7 6 Marking Unless there are other specific contractual requirements, the marking shall include: the identity block as defined in Clause 5; the date of manufacture (year, week); the manufacturers name or trade mark. 7 Technical specification See EN 2997-001.
