IEC 60092-350-2014 Electrical installations in ships - Part 350 General construction and test methods of power control and instrumentation cables for shipboard .pdf

1、 IEC 60092-350 Edition 4.0 2014-08 INTERNATIONAL STANDARD NORME INTERNATIONALE Electrical installations in ships Part 350: General construction and test methods of power, control and instrumentation cables for shipboard and offshore applications Installations lectriques bord des navires Partie 350:

2、Construction gnrale et mthodes dessai des cbles dnergie, de commande et dinstrumentation des navires et des units mobiles et fixes en mer IEC 60092-350:2014-08(en-fr) THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2014 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no p

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20、50 Edition 4.0 2014-08 INTERNATIONAL STANDARD NORME INTERNATIONALE Electrical installations in ships Part 350: General construction and test methods of power, control and instrumentation cables for shipboard and offshore applications Installations lectriques bord des navires Partie 350: Construction

21、 gnrale et mthodes dessai des cbles dnergie, de commande et dinstrumentation des navires et des units mobiles et fixes en mer INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE XA ICS 29.060.20; 47.020.60 PRICE CODE CODE PRIX ISBN 978-2-8322-1786-3 Registered tradem

22、ark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Warning! Make sure that you obtained this publication from an authorized distributor. Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agr. 2

23、IEC 60092-350:2014 IEC 2014 CONTENTS FOREWORD . 7 1 Scope 9 2 Normative references 9 3 Terms and definitions 11 4 Construction requirements . 16 4.1 General requirements . 16 4.1.1 General . 16 4.1.2 Voltage designation . 16 4.1.3 Cable marking . 16 4.1.4 Core identification 17 4.1.5 Halogen-free ca

24、bles 17 4.2 Conductors . 17 4.2.1 Material . 17 4.2.2 Metal coating and separator 17 4.2.3 Class and form 18 4.2.4 Resistance 18 4.3 Insulation system 19 4.3.1 Material . 19 4.3.2 Application. 19 4.3.3 Insulation thickness . 19 4.4 Screens 19 4.4.1 Conductor and insulation screens for high-voltage c

25、ables 19 4.4.2 Screens (shields) for low voltage cables 20 4.5 Cabling . 20 4.5.1 Multi-core cables . 20 4.5.2 Multi-unit cables 20 4.6 Inner coverings, fillers and binders . 21 4.7 Inner sheath 21 4.7.1 Material . 21 4.7.2 Application. 21 4.7.3 Thickness of inner sheath 21 4.8 Metal braid armour 21

26、 4.8.1 Material . 21 4.8.2 Application. 22 4.9 Outer sheath . 22 4.9.1 Material . 22 4.9.2 Application. 22 4.9.3 Thickness of outer sheath 22 5 Test methods . 23 5.1 Test conditions . 23 5.1.1 Ambient temperature . 23 5.1.2 Frequency, waveform and magnitude of power-frequency test voltages . 23 5.2

27、Routine tests 23 5.2.1 General . 23 5.2.2 Measurement of the electrical resistance of the conductors . 23 5.2.3 Voltage test . 24 IEC 60092-350:2014 IEC 2014 3 5.2.4 Partial discharge test . 25 6 Sample tests . 26 6.1 General . 26 6.2 Frequency of sample tests 26 6.3 Repetition of tests . 26 6.4 Con

28、ductor examination . 26 6.5 Measurement of thickness of insulation . 27 6.5.1 General . 27 6.5.2 Procedure 27 6.5.3 Requirements 27 6.6 Measurements of thickness of non-metallic sheaths 27 6.6.1 General . 27 6.6.2 Procedure 27 6.6.3 Requirements 27 6.7 Measurement of external diameter 27 6.8 Hot-set

29、 test for insulations and sheaths 27 6.8.1 General procedure . 27 6.8.2 Requirements 28 6.9 Insulation resistance test (volume resistivity determination) 28 7 Type tests, electrical . 29 7.1 General . 29 7.2 Insulation resistance measurement . 29 7.2.1 Measurement at ambient temperature 29 7.2.2 Mea

30、surement at maximum rated temperature 29 7.3 Increase in a.c. capacitance after immersion in water . 30 7.3.1 General . 30 7.3.2 Preparation of test specimens . 30 7.3.3 Apparatus 30 7.3.4 Procedure 30 7.3.5 Requirements 30 7.4 High-voltage test for 4 h up to 1,8/3 kV . 31 7.4.1 General . 31 7.4.2 R

31、equirement 31 7.5 Mutual capacitance (control and instrumentation cables only) . 31 7.6 Inductance to resistance ratio (control and instrumentation cables only) . 31 7.7 High voltage sequence test (cables having a voltage rating higher than 3,6/6 (7,2) kV) . 31 7.7.1 General . 31 7.7.2 Special provi

32、sions . 31 7.7.3 Partial discharge test . 32 7.7.4 Bending test 32 7.7.5 Tan measurement as a function of the voltage 32 7.7.6 Tan measurement as a function of the temperature . 32 7.7.7 Heating cycle test plus partial discharge test . 33 7.7.8 Impulse withstand test, followed by a power-frequency v

33、oltage test . 33 7.7.9 High-voltage test for 4h . 33 8 Type tests, non-electrical . 33 8.1 General . 33 8.2 Measurement of thickness of insulation . 33 4 IEC 60092-350:2014 IEC 2014 8.3 Measurement of thickness of non-metallic sheaths (excluding inner coverings) . 33 8.4 Tests for determining the me

34、chanical properties of insulation before and after ageing 34 8.4.1 Sampling . 34 8.4.2 Ageing treatments . 34 8.4.3 Conditioning and mechanical tests. 34 8.4.4 Requirements 34 8.5 Tests for determining the mechanical properties of sheaths before and after ageing 34 8.5.1 Sampling . 34 8.5.2 Ageing t

35、reatments . 34 8.5.3 Conditioning and mechanical tests. 34 8.5.4 Requirements 34 8.6 Additional ageing test on pieces of completed cables (compatibility test) 34 8.6.1 General . 34 8.6.2 Sampling . 35 8.6.3 Ageing treatment . 35 8.6.4 Mechanical tests 35 8.6.5 Requirements 35 8.7 Loss of mass test o

36、n PVC ST2 sheath 35 8.7.1 Procedure 35 8.7.2 Requirements 35 8.8 Test for the behaviour of PVC ST2 and halogen-free SHF 1 sheaths at high temperature (hot pressure test) . 35 8.8.1 Procedure 35 8.8.2 Requirements 35 8.9 Test for the behaviour of PVC sheath ST2 and halogen-free SHF 1 and SHF 2 sheath

37、s at low temperature 35 8.9.1 Procedure 35 8.9.2 Requirements 36 8.10 Special test for low temperature behaviour (when required) 36 8.11 Test of the metal coating of copper wires 36 8.12 Galvanizing test 36 8.13 Test for resistance of PVC ST2 and halogen-free SHF1 sheaths to cracking (heat shock tes

38、t) . 36 8.13.1 Procedure 36 8.13.2 Requirements 36 8.14 Ozone resistance test for insulation and for sheaths . 36 8.14.1 Procedure 36 8.14.2 Requirements 36 8.15 Hot oil immersion test and enhanced hot oil immersion test for sheaths 36 8.15.1 Hot oil immersion test 36 8.15.2 Enhanced hot oil immersi

39、on test (when required) . 37 8.16 Mud drilling fluid test (when required) . 37 8.17 Fire tests 37 8.17.1 Flame-spread test on single cables 37 8.17.2 Flame-spread test on bunched cables . 37 8.17.3 Smoke emission test 37 8.17.4 Acid gas emission test . 37 IEC 60092-350:2014 IEC 2014 5 8.17.5 pH and

40、conductivity test 37 8.17.6 Fluorine content test 37 8.17.7 Fire-resistance test (test for circuit integrity cables) . 38 8.18 Determination of hardness for HEPR 38 8.19 Determination of elastic modulus for HEPR . 38 8.20 Durability of print 38 Annex A (normative) Fictitious calculation method for d

41、etermination of dimensions of protective coverings 39 A.1 Overview 39 A.2 General . 39 A.3 Method . 39 A.3.1 Conductors 39 A.3.2 Cores 40 A.3.3 Diameter over laid-up cores . 41 A.3.4 Inner coverings 43 A.3.5 Sheath . 43 A.3.6 Braid armour 43 Annex B (informative) Recommended minimum spark test volta

42、ge levels (according to IEC 62230) . 45 B.1 General . 45 B.2 Test voltages 45 B.2.1 General . 45 B.2.2 Contact electrodes . 45 B.2.3 Non-contact electrodes 46 Annex C (normative) Rounding of numbers 47 C.1 Rounding of numbers for the purpose of the fictitious calculation method 47 C.1.1 Rules . 47 C

43、1.2 Illustrations 47 C.2 Rounding of numbers for other purposes 47 Annex D (normative) Calculation of the lower and upper limits for the outer dimensions of cables with circular copper conductors . 49 D.1 General . 49 D.2 Lower limit for the outer diameter 49 D.3 Upper limit for the outer diameter

44、49 D.4 Thickness of the mandatory or optional coverings other than the insulation and the sheath(s) 50 Annex E (normative) Cold bend test and impact test for low temperature behaviour . 52 E.1 Cold bend test at any specified low temperature . 52 E.1.1 Method No. 1 . 52 E.1.2 Method No. 2 . 52 E.1.3

45、Examination and Requirements . 53 E.2 Impact test at any specified low temperature. 53 E.2.1 Apparatus 53 E.2.2 Procedures 53 E.2.3 Requirements 53 Bibliography 54 Table 1 Minimum size of conductors 18 Table 2 Routine test voltage 25 6 IEC 60092-350:2014 IEC 2014 Table 3 Number of samples according

46、to cable length . 26 Table 4 Tan versus voltage . 32 Table 5 Tan versus temperature 32 Table 6 Impulse withstand voltages . 33 Table 7 Test methods and requirements for halogen-free components . 38 Table A.1 Fictitious diameter of conductor . 40 Table A.2 Increase of diameter for concentric conducto

47、rs and metallic screens made of tape or wire . 40 Table A.3 Assembly coefficient k for laidup 42 Table A.4 Coefficient c f43 Table B.1 Recommended minimum spark-test voltages for cables having rated voltage (U 0 ) between 150 V and 1 800 V 45 Table D.1 Lower and upper limits of circular copper condu

48、ctors for cables for fixed installations 51 Table E.1 Details of low temperature bending test . 52 IEC 60092-350:2014 IEC 2014 7 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ ELECTRICAL INSTALLATIONS IN SHIPS Part 350: General construction and test methods of power, control and instrumentation cables

49、for shipboard and offshore applications FOREWORD 1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international co-operation on all questions concerning standardization in the electrical and electronic fields. To this end and i