1、STD.AECMA PREN 257L-ZLq-ENGL 2000 = LOL23LL 0038877 25T Edition approved for publication 2000-1 0-31 AECMA STANDARD NORME AECMA AECMA NORM Comments should be sent within six months after the date of publication to AECMA Gulledelle 94 8-1200 BRUXELLES prEN 2591-214 Edition P I October 2000 PUBLISHED
2、BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (+32) 2 775 81 IO - Fax. (+32) 2 775 81 Il ICs: Descriptors: ENGLISH VERSION Aerospace series Elements of electrical and optical connection Test methods Part 214: Lightning strike, current and voltage
3、 pulse Srie arospatiale Luft- und Raumfahrt Elektrische und optische Verbindungselemente Mthodes dessais Prverfahren Teil 214: Blitzschiag, Strom- und Spannungsimpuls Organes de connexion lectrique et optique Partie 214: Tenue ia foudre, impulsion de tension et de courant This “Aerospace Series“ Pre
4、standard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA- Members. it has been technically approved by the experfs of the concerned Technical Commitfee following comment by the Member countr
5、ies. Subsequent to the publication 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 signature of the AECMA Standard Checking Centre (NPS) and
6、formal agreement of the Oficial Services of the Member countries it will be submitfed as a draft European Standard to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 92138 ISCY-LES-MOULI
7、NEAUX CEDEX C2 Chairman Mr Peuetta 0 aecrna 20C Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECflA PREN 257L-214-ENGL 2000 1012311 001BBBO T7L
8、Page 2 prEN 2591 -21 4: 2000 Contents Scope . . Normative references . 3 Preparation of specimens Apparatus . . 7 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license fr
9、om IHS-,-,-Page 3 prEN 2591 -214: 2000 1 Scope This standard specifies a method of measuring the ability of an element of connection to withstand specified severities of simulated lightning strikes, both current pulse and voltage pulse. It shall be used together with EN 2591 -100. 2 Normative refere
10、nces This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these
11、 publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 2591-100 Aerospace series - Elements of electrical and optical connection - Test methods - Part 100: General EN 25
12、91-101 Aerospace series - Elements of electrical and optical connection - Test methods - Part 101: Visual examination EN 2591-205 Aerospace series - Elements of electrical and optical connection - Test methods - Part 205: Housing (shell) electrical continuity EN 2591-206 Aerospace series - Elements
13、of electrical and optical connection - Test methods - Pari 206: Measurement of insulation resistance EN 2591-408 Aerospace series - Elements of electrical and optical connection - Test methods - Part 408: Holding and unmating forces 3 Preparation of specimens 3.1 Specimens 3.1 .I Connectors shall be
14、 unwired, mated and fitted with their accessories. They shall be mounted as detailed in figure 3. It is recommended that the accessory be fitted with the largest diameter braid allowable. High current pulse test 3.1.2 Voltage pulse test Connectors shall be wired, mated and fitted with their accessor
15、ies, they shall be tested as detailed in figure 6. Unless indicated in the technical specification, the following details shall be specified in the product standard: - Mounting and wiring of the specimen, if different. - Peak voltage for voltage pulse (V), if different. - Peak current for current pu
16、lse (I), if different. - Pre-conditioning. - Final requirements. - Number size and type of specimens. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-S
17、TD-AECMA PREN 257L-214-ENGL 2000 m 10123LL 0038882 844 m Page 4 prEN 2591 -21 4: 2000 4 Apparatus A power generator capable of producing the current and/or the voltage as specified in the technical specification and characteristics of figures 1 and 3 or 2 and 5 depending on severity or product stand
18、ard. A measuring device shall be provided for the test to record current and voltage (see figures 3 and 6 for set up). 5 Method 5.1 Pre-conditioning The specimen shall be subjected to following tests, unless otherwise specified by the technical specification. EN 2591-1 O1 Visual examination EN 2591
19、-205 EN 2591 -408 Housing (shell) electrical continuity Mating and unmating forces Therefore the mating forces shall be made at specified value in the product standard. Resistance between receptacle and mounting plate shall be as low as possible and recorded before test. 5.2 Procedure 5.2.1 Current
20、pulse The current pulse amplitude shall be, as specified in the product standard, according to the following class: A= 1KA Waveform as figure 1 B= 3KA Waveform as figure 2 c= 5uA Waveform as figure 2 D=lOKA Waveform as figure 2 E=30KA Waveform as figure 1 Ten pulses are made on the same sample witho
21、ut any removing or unmating. Minimum time between each pulse is 1 min. Final measurements. EN 2591 -1 O1 EN 2591 -205 EN 2591-408 Visual examination Housing (shell) electrical continuity, as specified in product standard Mating and unmating forces, as specified in product standard Copyright Associat
22、ion Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECMA PREN 2591-219-ENGL 2000 1012311 OCIL8883 780 Page 5 prEN 2591 -21 4: 2000 I 1/2 Times ips1 c 120 O 40 li0 Times
23、 ips1 o I Figure 1 - Typical lightning current puise form (waveform 1) I 112 t O 50 500 Times Ips) Figure 2 -Typical lightning current pulse form (waveform 2) 1 4 1 Key 2 Plug 1 Accessory 3 4 Mounting - Plate Wall mounted receptacle 4 generator Figure 3 - Typical arrangement for free plughall mount
24、receptacle Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECMA PREN 2591-214-ENGL 2000 = 1012311 OOLBBB4 b17 Page 6 prEN 2591-214: 2000 5.2.2 Vol
25、tage pulse The test shall be performed contacts and between contacts and shell for both mated and unmated connectors. It is not necessary to test every combination which this could produce. For contact to contact test, only two adjacent contacts that are closest together shall be tested, If there is
26、 no difference in the contact spacing, any selection is acceptable. The voltage signal amplitude shall be, as specified in the product standard, according to the following class: A = 800V Waveform as figure 4 B = 1600V Waveform as figure 4 c = 2 ooov Waveform as figure 5 D = 3200 V Waveform as figur
27、e 4 Ten pulses are made on the same sample, no mating is permissible when connectors are tested in the mated conditions, without any removing or unmating. Minimum time between each pulse is 1 min. Final measurements EN 2591-101 Visual examination EN 2591 -205 EN 2591 -408 EN 2591 -206 Housing (shell
28、) electrical continuity, as specified in product standard. Mating and unmating forces, as specified in product standard. Measurement of insulation resistance, as specified in product standard. v v/2 O 40 120 Times ps) o I li0 Figure 4 -Typical lightning voltage puise (waveform 1) Copyright Associati
29、on Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECMA PREN 2571-214-ENGL 2000 9 1012311 0018885 553 Page 7 prEN 2591 -21 4: 2000 v VI2 - O 50 500 Figure 5 - Typlcal l
30、ightning voltage pulse (waveform 2) 2 4 / 1 Key 1 Connector - Contacts 2 Connector shell Figure 6 - Typical test arrangement for testing between contact and shell 6 Requirements Unless otherwise stated in the technical specification the specimens shall meet the following EN 2591-101 Visual examinati
31、on EN 2591 -205 EN 2591 -408 EN 2591-206 Housing (shell) electrical continuity Mating and unmaking forces Measurement of insulation resistance Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
