1、_ SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising there
2、from, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2011 SAE International All rights reserved. No part of this publication m
3、ay be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970 (outside U
4、SA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org SAE values your input. To provide feedback on this Technical Report, please visit http:/www.sae.org/technical/standards/AS5756A AEROSPACE STANDARD AS5756 REV. A Issued 2004-06 Revised 2011-10 Superseding AS5756 Ca
5、ble, Power, Electrical, Portable General Specification For RATIONALE Incorporate AS5756-A2 and update references. 1. SCOPE 1.1 Scope Thisspecificationcovers600rvoltheavyduty,portable,power,singleandmulticonductor,electricalcableforsevereflexingservice(seedetailspecificationsforvoltagelimitations).1.
6、2 Classification Cable of this specification shall be in accordance with the applicable specification sheet (see 3.1). 1.3 Part Number Part numbers defined in this specification are coded as in the following example: M5756 /2 -001 Basic Specification Applicable Specification Sheet Dash Number Exampl
7、e: M5756/2-001. The cable is produced in accordance with part number M5756/2-001 from AS5756. 1.3.1 Basic specification: The basic specification shall describe the performance requirements of components and finished cable. 1.3.2 Applicable specification sheet: The specification sheet shall describe
8、the material and construction details of finished cable and components. SAE AS5756A Page 2 of 20 2. APPLICABLE DOCUMENTS The following publications form a part of this document to the extent specified herein. The latest issue of SAE publications shall apply. The applicable issue of the other publica
9、tions shall be the issue in effect on the date of the purchase order. In the event of conflict between the text of this document and references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific ex
10、emption has been obtained. 2.1 SAE International Publications Application for copies should be addressed to SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org.AS5756/1* Cable, Power, Electrical, 6
11、00 Volts, Portable, Single Conductor, Non-Ozone Resistant AS5756/2* Cable, Power, Electrical, 600 Volts, Portable, Single Conductor, Ozone Resistant AS5756/3* Cable, Power, Electrical, 600 Volts, Portable, Multiconductor AS5756/4* Cable, Electrical, 600 Volts, Portable, Multiconductor, Ozone Resista
12、nt AS5756/5* Cable, 3-Phase Power, Electric, Portable, Multiconductor, 90 Degrees C, 600V, Ozone Resistant, Split NeutralAS5756/6* Cable, 3-Phase Power, Electric, Portable, Multiconductor, 90 Degrees C, 600V, Ozone Resistant, Split PhaseAS5756/7* Cable, Low Inductance, 270 Volt Dc J1966 Oils, Lubric
13、ating, Aircraft Piston Engine (Nondispersant Mineral Oil) * SAE AS5756 detail specification 2.2 ANSI Publications Available from American National Standards Institute, 25 West 43rd Street, New York, NY 10036-8002, Tel: 212-642-4900, www.ansi.org.ANSI/ASME B46.1 Surface Texture 2.3 ASTM Publications
14、Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM A686 Tool Steel, Carbon and Carbon-Vanadium ASTM D1149 Accelerated Ozone Cracking of Vulcanized Rubber, Test for ASTM B3 Standard Specification for Soft or
15、Annealed Copper Wire ASTM B33 Standard Specification for Tinned Soft or Annealed Copper Wire for Electrical Purposes ASTM B172 Rope-Lay-Stranded Copper Conductors Having Bunched Members, for Electrical Conductors ASTM B174 Bunch-Stranded Copper Conductors for Electrical Conductors SAE AS5756A Page 3
16、 of 20 ASTM D471 Standard Test Method for Rubber Property-Effect of Liquids ASTM D3599 Kerosene ASTM D6880 Standard Specification for Wood Boxes 2.4 NATIONAL CONFERENCE OF STANDARDS LABORATORIES (NCSL) Application for copies should be addressed to National Conference of Standards Laboratories, 2995
17、Wilderness Place, Suite 107, Boulder, CO 80301-5404, www.ncsli.orgNCSL Z540-1 General Requirements for Calibration Laboratories and Measuring and Test Equipment 2.5 U.S. Government Documents Available from the Document Automation and Production Service (DAPS), Building 4/D, 700 Robbins Avenue, Phila
18、delphia, PA 19111-5094, Tel: 215-697-6257, http:/assist.daps.dla.mil/quicksearch/.H4/H8 Catalog of Commercial and Government Entities (CAGE) MIL-STD-104 Limits for Electrical Insulation Color MIL-STD-129 Military Marking for Shipment and Storage FED-STD-228 Cable and Wire, Insulated, Methods of Test
19、ing TT-I-735 Isopropyl Alcohol MIL-STD-2073-1 Standard Practice for Military Packaging A-A-55057 Panels, Wood/Wood Based; Construction and Decorative A-A-59282 Chemicals, Analytical; General Specification For A-A-59551 Wire, Electrical, Copper (Uninsulated) 3. REQUIREMENTS 3.1 Specification Sheets T
20、he requirements for the component wire and finished cable furnished under this specification shall be as specified herein and in accordance with the applicable specification sheet. In the event of any conflict between the requirements of this specification and the specification sheet, the latter sha
21、ll govern (see 6.2). 3.2 Qualification The finished cables furnished under this specification shall be products which are authorized by the qualifying activity for listing on the applicable qualified products list at the time of award of contract (see 4.3 and 6.3). 3.3 Materials Materials used in th
22、e manufacture of the cable shall be of high quality suitable for the purpose and conforming with Government specifications cited. SAE AS5756A Page 4 of 20 3.3.1 Conductor materials: All strands used in fabricating the conductors of this specification shall be annealed copper strands 0.0063 nominal i
23、nch in diameter (AWG 34) conforming to ASTM B3 or ASTM B33 and shall be uncoated or tin-coated as specified in 4.3.1.1 or 4.3.1.2. Strands shall be free of lumps, kinks, splits, scraped or corroded surfaces and skin impurities. 3.3.1.1 Bare copper strands: Bare (uncoated) copper strands shall be use
24、d for conductors of size 8 and larger. The bare copper strands shall be in accordance with ASTM B3. 3.3.1.2 Tin coated copper strands: Individual copper strands shall be uniformly coated with commercially pure tin for conductor size 10 and smaller. The tin coated copper strands shall be in accordanc
25、e with ASTM B33. 3.3.2 Insulation and jacket materials: Materials for wires and cables shall be in accordance with the applicable specification sheet and shall be capable of meeting all requirements of this specification. Materials shall be designed to be resistant to degradation by ozone and weathe
26、ring through use of ozone and weathering resistant materials or protectants unless otherwise specified in the specification sheet. 3.4 Design and Construction Wire and cable shall be of the design, construction and physical dimensions specified herein and in the applicable specification sheet. 3.4.1
27、 Conductors: Stranded conductors shall be annealed copper wire in accordance with A-A-59551, Temper 1 and coating B or T as specified. Conductors of size 18-14 shall be Type B, Class M, of A-A-59551. Conductors of size 10-250 kcmil shall be Type R, Class M, of A-A-59551. All conductors shall conform
28、 to the requirements of Table 1 of this specification unless otherwise required by the specification sheet. TABLE 1 - REQUIREMENTS FOR CONDUCTORS Wiresize(AWG)Minimumno. of AWG 34 strandsLay-Up of strands 2/ Minimumconductordiameter(inches)Nominalconductordiameter(inches 1/) Maximumconductordiameter
29、(inches)18 41 1 x 41 0.046 0.048 0.050 16 65 1 x 65 0.057 0.060 0.063 14 104 1 x 104 0.074 0.078 0.082 12 165 1 x 165 0.095 0.101 0.106 10 259 7 x 37 0.120 0.126 0.132 8 420 7 x 60 0.154 0.162 0.170 6 665 19 x 35 0.204 0.215 0.226 4 1064 19 x 56 0.256 0.269 0.282 2 1666 7 x 7 x 34 0.320 0.337 0.354
30、1 2107 7 x 7 x 43 0.357 0.376 0.395 1/0 2646 7 x 7 x 54 0.402 0.423 0.444 2/0 3325 19 x 7 x 25 0.483 0.508 0.533 3/0 4256 19 x 7 x 32 0.547 0.576 0.605 4/0 5320 19 x 7 x 40 0.613 0.645 0.677 250 kcmil 6384 19 x 7 x 48 0.655 0.690 0.725 1/ Nominal values are given for information only. 2/ Other stran
31、ding constructions may be used provided they contain the minimum number of strands, and are of equivalent flexibility 3.4.1.1 Conductor splices: Splices of individual strands or of individual rope lay members are permitted and shall be a butt joint. No more than one joint shall be at the same conduc
32、tor cross-section and in no case shall an entire conductor be spliced at one point. SAE AS5756A Page 5 of 20 3.4.1.2 Lay length of stranded conductors: The lay length of bunch stranded conductors (size 12-18) shall be in accordance with ASTM B174. The lay length of rope-lay stranded conductors havin
33、g bunched stranded members (size 10-250) shall be in accordance with ASTM B172. 3.4.2 Separator: When bare (uncoated) conductors are used, a separator of suitable material shall be applied between the conductor and the insulation. When tin-coated conductors are used, application of such separator is
34、 optional with the manufacturer. The inner wrap of suitable threads or tapes shall form a close fit over the conductor in such manner that when stripped the conductor is clean and in condition for electrical contact. 3.4.3 Insulation thickness: The minimum thickness of insulation over each stranded
35、conductor shall be as specified in the applicable specification sheet (see 4.5.10). 3.4.4 Cabling and application of filler: For cables consisting of more than one insulated conductor, the separately insulated conductors shall be cabled together with a left-hand lay and, where necessary, the interst
36、ices filled to give the cable a substantially circular cross section. The length of the lay of the conductors shall not exceed 16 times the calculated diameter under the jacket based on specified nominal dimensions. Material used for filler shall be compatible with the requirements of the finished c
37、able. 3.4.5 Jacket thickness: The minimum jacket thickness shall be in accordance with Table 2 unless otherwise specified in the applicable specification sheet (see 4.5.11). TABLE 2 - JACKET THICKNESS, SHOCK AND ABRASION REQUIREMENTS Diameter under jacket (inches)Minimum jacket thickness (inches)Nom
38、inal jacket thickness 1/ (inches)Abrasiontest weight(pounds)Impact (shock) test (min. no. of impacts) and abrasion test (min. no. of) oscillations)0.325 and less 0.056 0.0625 2 600 0.326 to 0.430 0.070 0.078 2 800 0.431 to 0.540 0.085 0.094 2 900 0.541 to 0.640 0.098 0.109 3 1000 0.641 to 0.740 0.11
39、3 0.125 3 1200 0.741 to 0.850 0.127 0.141 3 1400 0.851 to 1.100 0.140 0.156 6 1550 1.101 to 1.320 0.155 0.172 6 1700 1.321 to 1.550 0.168 0.187 6 1850 1.551 to 1.820 0.182 0.203 6 2000 1/ Nominal values are given for information only. 3.4.6 Color coding: Cable consisting of two or more conductors sh
40、all have the insulation of individual conductors colored as specified herein unless otherwise specified in the applicable specification sheet. The color limits shall be in accordance with MIL-STD-104, Class 2. The conductors shall be cabled together in the color sequence shown below. Unless otherwis
41、e specified the insulation of the center conductor shall be colored black. Conductor number Conductor insulation color 1 Black 2 White 3 Red 4 Green 5 Orange 6 Brown 7 Blue Example: A 3-conductor cable will contain 1 black, 1 white and 1 red colored insulated wire. SAE AS5756A Page 6 of 20 3.5 Perfo
42、rmance The cables shall be capable of meeting all the requirements of this specification when tested using the test methods of Section 4. 3.5.1 Spark (insulation flaws): Prior to assembling into the finished cable, each insulated conductor shall withstand a 3000 100 volt spark test to assure there a
43、re no electrical defects in the insulation. Any portions of the insulated conductor failing to with stand the voltage shall be removed (see 4.5.2.1). 3.5.2 High potential (wet dielectric): All finished cable shall withstand a minimum 3000 100 volt AC dielectric voltage between each conductor and the
44、 water. Rupture or puncture of the insulation shall constitute failure (see 4.5.2.2). 3.5.3 High temperature: The cable shall withstand the dielectric requirement of 3.5.7 and 70 percent of the minimum number of abrasion resistance oscillations of Table 2 after the high-temperature test (see 4.5.3).
45、 3.5.4 Impact (shock): The cable shall withstand a minimum number of impact shocks listed in Table 2 after the heat conditioning portion of the test. Failure of a specimen shall be when current ceases to flow or when the specimen shorts out or grounds (see 4.5.4). 3.5.5 Abrasion: Cable shall withsta
46、nd the minimum number of oscillations listed in Table 2 using the applicable weights from Table 2 (see 4.5.5). 3.5.6 Fluid immersion: The cable shall not increase in diameter more than 15 percent, shall meet the dielectric requirement of 3.5.7, and shall meet 70 percent of the minimum number of abra
47、sion resistance oscillations of Table 2 after the fluid immersions (see 4.5.6). 3.5.7 Dielectric: The cable shall withstand the applicable test voltage while immersed in water. There shall be no rupture or puncture of the insulation (see 4.5.7). 3.5.8 Insulation resistance: The cable shall have an i
48、nsulation resistance of not less than the value of R calculated from the following formula: R = k log D/d where:D = diameter over the insulation (inches) d = diameter under the insulation (inches) R = insulation resistance (megohms per 100 ft at 60 F) k = 2000 unless otherwise specified (see 4.5.8)
49、3.5.9 Low Temperature 3.5.9.1 Cold bend: The insulation or cable jacket shall not crack during the test and must meet the dielectric requirement of 3.5.7 after the test (see 4.5.9.1). 3.5.9.2 Cold impact: The insulation or cable jacket shall not fracture during the test and must meet the dielectric requirement of 3.5.7 after the test (see 4.5.9.2). 3.5.10 Ozone resistance: Heat aged and un-age
