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55PC Datasheet(PDF) 9 Page - TE Connectivity Ltd |
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55PC Datasheet(HTML) 9 Page - TE Connectivity Ltd |
9 / 18 page SPECIFICATION 55PC, ISSUE 8 Page 9 of 18 NOTE: ANY PRINTED COPY OF THIS DOCUMENT IS AN UNCONTROLLED COPY. © 2008-2015 Tyco Electronics Corporation. All rights reserved. 4.3.1.3 Sample Unit The sample unit for quality conformance inspection shall be of sufficient length to permit all applicable examinations and tests. 4.4 PROCESS CONTROL Process control shall be maintained with the use of statistical process control and continuous improvement techniques. 4.4.1 Control Plan The Control Plan describes the system for controlling the materials, construction, processes, and testing required for each wire and cable product. 4.5 DOCUMENTATION Test reports shall be prepared and kept in the Quality Control Department files for each manufactured lot of product. The results of the quality conformance inspection (see 4.3) shall be recorded in these test reports. 4.6 TEST PROCEDURES 4.6.1 Blocking Finished wire shall be tested in accordance with AS22759 at 230 ± 3°C for 4 hours. Finished cable shall be tested in accordance with WC 27500 at 230 ± 3°C for 4 hours. 4.6.2 Conductor Elongation and Break Strength Elongation and tensile strength tests of the conductor shall be tested in accordance with AS22759, prior to insulation extrusion, except that for high strength alloy conductors, the rate of jaw separation shall be 2 ± 1/2 inches (51 ± 13 mm) per minute and the tensile strength shall be reported as the tensile break strength of the conductor rather than in pounds per square inch. 4.6.3 Certification of Materials Prior to incorporation in a wire or cable construction, incoming (raw) materials must meet internal procurement requirements that are not covered in this specification or the applicable SCD. Certificates of compliance shall be kept on file stating that the specified materials have been used and that they met all applicable requirements. 4.6.4 Copper Mirror Corrosion A sufficient number of 3-inch (76-mm) lengths of wire insulation or cable jacket, as applicable, shall be removed from the finished wire or cable to make up an overall test weight of 0.90 ± 0.01 grams. The lengths shall be placed into a 19 ml polystyrene test tube containing 2.5 ml of distilled water. Approximately 1 inch (25 mm) of the insulation or jacket pieces shall be immersed in the water. Screw on the test tube cap which has been fitted with a copper alligator clip to which is attached a copper mirror. Please note that the copper mirror |
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