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1、J IS JAPANESE I NDUSTR IAL STANDARD Translated and Published by Japanese Standards Association Rubber insulated cables- Rated voltages up to and including 450/750 V-Part 2 : Test methods ICs 29.060.20 Reference number : JIS C 3663-2 : 2003 (E) PROTECTED BY COPYRIGHT 15 S Copyright Japanese Standards
2、 Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 Not for Resale, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,- C 3663-2 : 2003 Foreword This translation has been made based on the original Japanese Industrial Standar
3、d revised by the Minister of Economy, Trade and Industry through deliberations at the Japanese Industrial Standards Committee, as the result of proposal for revision of Japanese Industrial Standard submitted by The Japanese Electric Wire to prepare Japanese Industrial Standard conforming with Intern
4、ational Standard; and to propose a draft of an International Standard which is based on Japanese Industrial Standard. Attention is drawn to the possibility that some parts of this Standard may conflict with a patent right, application for a patent after opening to the public, utility model right or
5、application for registration of utility model after opening to the public which have technical properties. The relevant Minister and the Japanese Industrial Standards Committee are not responsible for identifying the patent right, application for a patent after opening to the public, utility model r
6、ight or application for registration of utility model after opening to the public which have the said technical properties. JIS C 3663 consists of the following 8 parts under the general title Rubber insulated cables-Rated voltages up to and including 4501 750 V. Part 1 : General requirements Part 2
7、 : Test methods Part 3 I Heat resistant silicone insulated cables Part 4 : Cords and flexible cables Part 5 :Lift cables Part 6 :Arc welding electrode cables Part 7 : Heat resistant ethylene-vinyl acetate rubber insulated cables Part 8 : Cords for applications requiring high flexibility Date of Esta
8、blishment: 1998-03-20 Date of Revision: 2003-10-20 Date of Public Notice in Official Gazette: 2003-10-20 Investigated by: Japanese Industrial Standards Committee Standards Board Technical Committee on Electricity Technology JIS C 3663-2 : 2003, First English edition published in 2004-12 Translated a
9、nd published by: Japanese Standards Association 4-1-24, Akasaka, Minato-ku, Tokyo, 107-8440 JAPAN In the event of any doubts arising as to the contents, the original JIS is to be the final authority. O JSA 2004 All rights reserved. No part of this publication may be reproduced or utilized in any for
10、m or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. Printed in Japan PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 Not for Resale
11、, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,- C 3663-2 : 2003 Contents Page Introduction . 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.10 1.11 1.12 2 2.1 2.2 2.3 2.4 3 3.1 3.2 3.3 3.4 3.5 3.6 4 4.1 4.2 General Scope Normative references Classification of
12、 tests Sampling . Pre-conditioning . Test voltage Test temperature . Checking of the durability of colours and markings . Measurement of thickness of insulation . Measurement of thickness of sheath . Measurement of overall dimensions and ovality . Solderability test for untinned conductors . Electri
13、cal tests . Electrical resistance of conductors . Voltage test carried out on completed cables . Voltage test on cores . Insulation resistance at temperatures above 90 “C Tests of mechanical strength of completed flexible cables Flexing test . Static flexibility test . Wear resistance test . Tensile
14、 strength of the central heart of lift cables . Three pulley flexing test Kink test . Tests for mechanical properties after air oven and oxygen bomb ageing of insulation consisting of rubber compound IE 1 General Sampling and preparation . 1 1 1 1 2 2 3 3 3 3 3 3 4 4 5 5 6 6 6 7 7 9 11 12 12 12 14 1
15、4 14 PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 Not for Resale, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,- C 3663-2 2003 4.3 4.4 5 6 6.1 6.2 6.3 6.4 6.5 6.6
16、 Ageing procedure . Preparation of test pieces and tensile test . Flame retardance test for lift cables . Test for resistance to heat of textile braids . General Apparatus Sample . Preparation . Test procedure Requirement . 14 14 14 15 15 15 16 16 16 16 Annex (informative) Comparison table between J
17、IS and corresponding International Standard . 19 (ii) PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 Not for Resale, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,-
18、JAPANESE INDUSTRIAL STANDARD JIS C 3663-2 : 2003 Rubber insulated cables-Rated voltages up to and including 450/750 V- Part 2 : Test methods Introduction This Japanese Industrial Standard has been prepared based on the second edition of IEC 60245-2 Rubber insulated cables-Rated voltages up to and in
19、cluding 4501 750 V-Part 2 .- Test methods published in 1994 together with Amend- ment 1 (1997) and Amendment 2 (1997) with some modifications of the technical con- tents. Portions underlined with dots are the matters modified from the original Inter- national Standard. The list of modifications with
20、 the explanation is given in annex (informative). 1 General 1.1 This part of JIS C 3662 gives the test methods specified in all parts of JIS C 3662 (rubber insulated cables of rated voltages up to and including 450/ 750 V) as far as not laid down in JIS C 3660. NOTE : The International Standard corr
21、esponding to this Standard is as follows. In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21. Scope . . . IEC 60245-2 : 1994 Rub
22、ber insulated cables-Rated voltages up to and including 4501 750 V-Part 2 : Test methods together with amendment 1 (1997) and amendment 2 (1997) (MOD) . 1.2 Normative references The following standards contain provisions which, through reference in this Standard, constitute provisions of this Standa
23、rd. If the indication of the year of publication is given to these referred standards, only the edition of the indicated year constitutes the provision of this Standard but the revi- sion and amendment made thereafter do not apply. The normative reference with- out the indication of the year of comi
24、ng into effect apply only to the most recent edition (including amendments). JIS C 3660-1-1 Common test methods for insulating and sheathing materials of NOTE : electric and optical cables-Part 1-1 :Methods for general appli- cation-Measurement of thickness and overall dimensions-Tests for determini
25、ng the mechanical properties IEC 60811-1-1 : 1993 Common test methods for insulating and sheathing materials of electric and optical cables-Part 1-1 : Methods for general application-Measuring of thickness and overall dimensions-Tests for determining the mechanical properties and Amendment 1 (2001)
26、are identical with the said standard. PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 Not for Resale, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,- 2 C 3663-2 : 200
27、3 JIS C 3660-1-2 Common test methods for insulating and sheathing materials of electric and optical cables-Part 1-2 : Methods for general appli- cation-Thermal ageing methods NOTE : IEC 60811-1-2 : 1985 Common test methods for insulating and sheathing materials of electric and optical cables-Part 1-
28、2 : Methods for general application-Thermal ageing methods together with Amendment 1 (1989) and Amendment 2 (2000) are identical with the said standard. Rubber insulated cables-Rated voltages up to and including 4501 750 V-Part 1 : General requirements IEC 60245-1 : 1994 Rubber insulated cables-Rate
29、d voltages up to and including 4501 750 V-Part 1 : General requirements together with Amendment 1 (1997) and Amendment 2 (1997) are equivalent to the said standard. Rubber insulated cables-Rated uoltages up to and including 4501 750 V-Part 3 :Heat resistant silicone insulated cables IEC 60245-3 : 19
30、94 Rubber insulated cables-Rated voltages up to and including 4501 750 V-Part 3 : Heat resistant silicone insulated cables and Amendment 1 (1997) are identical with the said standard. Rubber insulated cables-Rated voltages up to and including 4501 750 V-Part 4 : Cords and flexible cables IEC 60245-4
31、 : 1994 Rubber insulated cables-Rated voltages up to and including 4501750 V-Part 4 : Cords and flexible cables and Amend- ment 1 (1997) are equivalent to the said standard. Rubber insulated cables-Rated uoltages up to and including 4501 750 V-Part 8 : Cords for applications requiring high flexibili
32、ty IEC 60245-8 : 1998 Rubber insulated cables-Rated voltages up to and including 4501 750 V-Part 8 : Cords for applications requiring high flexibility is equivalent to the said standard. Tests on electric cables under fire conditions-Part 1 : Test on a single vertical insulated wire or cable IEC 603
33、32-1 ; 1993 Tests on electric cables under fire conditions- Part 1 : Test on a single vertical insulated wire or cable is identical with the said standard. JIS C 3663-1 NOTE : JIS C 3663-3 NOTE : JIS C 3663-4 NOTE : JIS C 3663-8 NOTE : JIS C 3665-1 NOTE : IS0 1302 : 1992 Technical drawings-Method of
34、 indicating surface texture 1.3 sample tests (symbol S) as defined in 2.2 of JIS C 3663-1. tions (JIS C 3663-3, JIS C 3663-4, etc.). Classification of tests The tests specified are type tests (symbol T) and/or The symbols T and S are used in the relevant tables of the particular specifica- 1.4 for t
35、he tests shall be taken so as to include such marking. (of different colours, if applicable) shall be tested unless otherwise specified. Sampling If a marking is in relief in insulation or sheath the samples used For multicore cables, except for the test specified in 1.9, not more than three cores P
36、ROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 Not for Resale, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,- 3 C 3663-2 : 2003 1.5 the vulcanization of the insulati
37、ng or sheathing compounds. Pre-conditioning All the tests shall be carried out not less than 16 h after 1.6 Test temperature Unless otherwise specified, tests shall be made at ambi- ent temperature. 1.7 Test voltage Unless otherwise specified, the test voltages shall be a.c. 49 Hz to 61 Hz of approx
38、imately sinewave form, the ratio peak va1ueh.m.s. value being equal fi with a tolerance of f 7 %. The values quoted and r.m.s. values. 1.8 Compliance with this requirement shall be checked by trying to remove the marking of the manufacturers name or trade mark and the colours of cores or numerals by
39、 rubbing lightly ten times with a piece of cotton wool or cloth soaked in water. Checking of the durability of colours and markings 1.9 Measurement of thickness of insulation 1.9.1 Procedure The thickness of insulation shall be measured in accordance with 8.1 of JIS C 3660-1-1. One sample of cable s
40、hall be taken from each of three places, separated by at least 1 m. Compliance shall be checked on each core of cables having up to five cores, and on any five cores of cables with more than five cores. If withdrawal of the conductor is difficult, it shall be stretched in tensile ma- chine or the pi
41、ece of core shall be immersed in mercury until the insulation becomes loose. NOTE : In Japan, use of mercury is not recommended. . . 1.9.2 Evaluation of results The mean of the 18 values (expressed in millimetres) obtained from the three pieces of insulation from each core shall be calculated to two
42、 decimal places and rounded off as given below, and this shall be taken as the mean value of the thickness of insulation. If in the calculation the second decimal figure is 5 or more, the first decimal fig- ure shall be raised to the next number, thus, for example, 1.74 shall be rounded off to 1.7 a
43、nd 1.75 to 1.8. The lowest of all values obtained shall be taken as the minimum thickness of This test may be combined with any other measurements of thickness, for in- insulation at any place. stance those of 5.2.3 of JIS C 3663-1. 1.10 Measurement of thickness of sheath 1.10.1 Procedure The thickn
44、ess of sheath shall be measured in accordance with 8.2 of JIS C 3660-1-1. One sample of cable shall be taken from each of three places separated by at least 1 m. PROTECTED BY COPYRIGHT Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=HP Monitoring/1111111164 No
45、t for Resale, 02/01/2009 01:22:12 MSTNo reproduction or networking permitted without license from IHS -,-,- 4 C 3663-2 : 2003 1.10.2 Evaluation of results The mean of all the values (expressed in millimetres) obtained from the three pieces of sheath shall be calculated to two decimal places and roun
46、ded off as given below, and this shall be taken as the mean value of the thickness of sheath. If in the calculation the second decimal figure is 5 or more, the first decimal fig- ure shall be raised to the next number, thus, for example, 1.74 shall be rounded off to 1.7 and 1.75 to 1.8. The lowest o
47、f all values obtained shall be taken as the minimum thickness of sheath at any place. This test may be combined with any other measurements of thickness, for in- stance those of 5.5.3 of JIS C 3663-1. 1.11 Measurement of overall dimensions and ovality The three samples taken in accordance with 1.9 o
48、r 1.10 shall be used. The measurement of the overall diameter of any circular cable and of the overall dimensions of flat cables with a major dimension not exceeding 15 mm shall be car- ried out in accordance with 8.3 of JIS C 3660-1-1. For the measurement of flat cables with a dimension exceeding 15 mm, a micrometer, a profile projector or similar appliance shall be used. The mean of the values obtained shall be taken as the mean overall dimension. For checking the cable ovality of circular sheathed cables, two measurements shall be made at the same cross-section of the