1、 EIA STANDARD TP-51A Ice Resistance Test Procedure for Electrical Connectors EIA-364-51A (Revision of EIA-364-51) November 2002 Electronic Components Industry Association ANSI/EIA-364-88A-2009 (R2016) Approved: November 19, 2002 Reaffirmed: April 13, 2016 EIA-364-51A NOTICE EIA Engineering Standards
2、 and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for his pa
3、rticular need. Existence of such Standards and Publications shall not in any respect preclude any member or nonmember of ECIA from manufacturing or selling products not conforming to such Standards and Publications, nor shall the existence of such Standards and Publications preclude their voluntary
4、use by those other than ECIA members, whether the standard is to be used either domestically or internationally. Standards and Publications are adopted by ECIA in accordance with the American National Standards Institute (ANSI) patent policy. By such action, ECIA does not assume any liability to any
5、 patent owner, nor does it assume any obligation whatever to parties adopting the Standard or Publication. This EIA standard is considered to have International Standardization implications, but the International Electrotechnical Commission activity has not progressed to the point where a valid comp
6、arison between the EIA standard and the IEC document can be made. This Standard does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this Standard to establish appropriate safety and health practice
7、s and to determine the applicability of regulatory limitations before its use. (From Standards Proposal No. 4919-A and reaffirmed by Standards Proposal No. 5361.02, formulated under the cognizance of the EIA CE-2.0 Committee on National Connector and Socket Standards). Published by ELECTRONIC COMPON
8、ENTS INDUSTRY ASSOCIATION 2016 Standards and then placed in a chamber maintained at an ambient of 55 C 5 C for one hour. A minimum of three such cycles shall be performed until the connector surfaces are completely iced over. 4.3 Immediately after removal from the last cycle, at the low ambient cond
9、itions, the frozen connectors shall be uncoupled using connector pliers or a strap wrench and then recoupled. 4.4 Upon completion of the test, the specimen shall be examined for evidence of deterioration and shall meet the electrical and mechanical requirements specified in the referencing document.
10、 If electrical measurements are required, the test specimen shall be allowed to rest at room ambient conditions until all ice has melted and all residual moisture has evaporated. If desired, test specimen may be blown dry with unheated compressed air. 5 Details to be specified The following details
11、shall be specified in the referencing document: 5.1 Test specimen preparation, including mounting and wiring 5.2 Number of specimens to be tested 5.3 Preconditioning, if required 5.4 Initial measurements and requirements 5.5 Final measurements and requirements 6 Test documentation Documentation shal
12、l contain the details specified in clause 5, with any exceptions, and the following: 6.1 Title of test 6.2 Specimen description, including fixturing 6.3 Test equipment used, and date of last and next calibration 6.4 Test and procedure 6.5 Initial and final measurements 6.6 Name of operator and date
13、of test ECIA Document Improvement Proposal If in the review or use of this document, a potential change is made evident for safety, health or technical reasons, please fill in the appropriate information below and mail or FAX to: Electronic Components Industry Association EIA Standards & Technology
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15、onale for Recomendation: Additional Remarks: Signature: Date: FOR ECIA USE ONLY Responsible Committee: Chairman: Date comments forwarded to Committee Chairman: Revision History Revision letter Project number Publication date Additions, changes and deletions Electronic Components Industry Association 2214 Rock Hill Road, Suite 265 * Herndon, VA 20170 * tel 571-323-0294 * fax 571-323-0245 www.ecianow.org
