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BS ISO 19642-2:2023

BS ISO 19642-2:2023

$215.11

Road vehicles. Automotive cables – Test methods

Published By Publication Date Number of Pages
BSI 2023 98
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
11 3 Terms and definitions
4 Specifications
4.1 General test conditions
4.1.1 General information on dimensional tests
12 4.2 Safety concerns
4.3 Ovens
5 Test methods for single core cables
5.1 General
5.2 Dimensional tests
5.2.1 Cable outside diameter
13 5.2.2 Insulation thickness
5.2.3 Conductor diameter
5.2.4 Cross-sectional area (CSA)
14 5.2.5 In-process cable outside diameter
15 5.3 Electrical tests
5.3.1 Conductor resistance
16 5.3.2 Determination of temperature coefficients
18 5.3.3 Withstand voltage
19 5.3.4 Withstand voltage after environmental testing
5.3.5 Insulation faults
20 5.3.6 Insulation volume resistivity
5.4 Mechanical tests
5.4.1 Strip force
21 5.4.2 Abrasion
24 5.4.3 Breaking force of the finished cable
25 5.4.4 Cyclic bending
26 5.4.5 Flexibility
28 5.5 Environmental tests
5.5.1 Test specimen preparation and winding tests
30 5.5.2 Long term heat ageing, 3 000 h at temperature class rating
5.5.3 Short term heat ageing, 240 h at temperature class rating +25 °C
31 5.5.4 Thermal overload, 6 h at temperature class rating +50 °C
5.5.5 Pressure test at high temperature
33 5.5.6 Shrinkage by heat
5.5.7 Low temperature winding
5.5.8 Cold impact
35 5.5.9 Temperature and humidity cycling
37 5.5.10 Resistance to hot water
38 5.5.11 Resistance to liquid chemicals
40 5.5.12 Durability of cable marking
5.5.13 Stress cracking resistance
41 5.5.14 Resistance to ozone
42 5.5.15 Resistance to flame propagation
43 6 Test methods for sheathed and/or multi-conductor cables
6.1 General
44 6.2 Dimensional tests
6.2.1 Cable outside diameter
6.2.2 Ovality of sheath
6.2.3 Thickness of sheath
6.2.4 In-process cable outside diameter
45 6.2.5 Lay length
46 6.3 Electrical tests
6.3.1 Electrical continuity
6.3.2 Withstand voltage at final inspection
6.3.3 Screening effectiveness
49 6.3.4 Sheath fault on screened cables
50 6.3.5 General information on electrical test setups of unscreened balanced cables
54 6.3.6 General information on low frequency electrical tests
6.3.7 Resistance unbalance
55 6.3.8 Capacitance
56 6.3.9 Inductance
6.3.10 General information on high radio frequency (RF) electrical tests
59 6.3.11 Velocity of propagation
63 6.3.12 Characteristic impedance in frequency domain (CIF)
64 6.3.13 Characteristic impedance in time domain (CIT)
66 6.3.14 Insertion loss, (IL)
6.3.15 Return loss, (RL)
6.3.16 Unbalance attenuations
67 6.3.17 Near-end crosstalk, NEXT
6.3.18 Far-end crosstalk, FEXT
6.3.19 PS alien near-end crosstalk, PS-ANEXT – exogenous crosstalk
6.3.20 PS attenuation to alien far-end crosstalk ratio, PS-AACR-F – exogenous crosstalk
68 6.4 Mechanical tests
6.4.1 Strip force of sheath
6.4.2 Cyclic bending
6.4.3 Flexibility
69 6.4.4 Cyclic bending test for RF cables
71 6.4.5 Dynamic bending tests for RF cables
75 6.4.6 Test for assessment of minimum bending radius
76 6.4.7 Strip force of screen
78 6.4.8 Abrasion test of sheath
6.5 Environmental tests
6.5.1 Test specimen preparation and winding tests
80 6.5.2 Long-term heat ageing, 3 000 h at temperature class rating
81 6.5.3 Short term heat ageing, 240 h at temperature class rating +25 °C
6.5.4 Thermal overload, 6 h at temperature class rating +50 °C
6.5.5 Pressure test at high temperature
6.5.6 Shrinkage by heat of sheath
82 6.5.7 Low temperature winding
6.5.8 Cold impact
6.5.9 Temperature and humidity cycling
83 6.5.10 Resistance to liquid chemicals
6.5.11 Durability of sheath marking
84 6.5.12 Resistance to ozone
6.5.13 Artificial weathering
6.5.14 Resistance to flame propagation
86 Annex A (informative) Examples of materials and sources suppliers
88 Annex B (informative) Flexibility test apparatus
92 Annex C (normative) Flame test apparatus
94 Annex D (informative) Concentricity, A-Factor, Fx,A
96 Bibliography

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BS ISO 19642-2:2023
$215.11