ISO 16750-2:2023(E)
Foreword ..........................................................................................................................................................................................................................................v
1 Scope ................................................................................................................................................................................................................................. 1
2 Normative references ..................................................................................................................................................................................... 1
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4 Test and requirements .................................................................................................................................................................................. 2
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4.2.1 Purpose ........................................................................................................................................... ............................................ 2
4.2.2 Test method ............................................................................................................................................................................ 2
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4.3 Overvoltage ............................................................................................................................................................................................... 4
4.3.1 Long term overvoltage ................................................................................................................................................. 4
4.3.2 Transient overvoltage ................................................................................................................................................... 6
4.4 Superimposed alternating voltage ........................................................................................................................................ 7
4.4.1 Purpose ....................................................................................................................................................................................... 7
4.4.2 Test method ............................................................................................................................................................................ 7
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4.5.1 Purpose .................................................................................................................................................................................... 10
4.5.2 Test method ......................................................................................................................................................................... 10
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4.6.2 Reset behaviour at voltage drop ........................................................................................................................ 16
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4.6.4 Load dump ............................................................................................................................................................................ 19
4.7 Reversed voltage ........................................................................................................................................... ..................................... 22
4.7.1 Purpose .................................................................................................................................................................................... 22
4.7.2 Test method ......................................................................................................................................................................... 22
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4.8.1 Purpose ........................................................................................................................................... ......................................... 24
4.8.2 Test method ......................................................................................................................................................................... 25
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4.9 Open circuit tests .............................................................................................................................................................................. 26
4.9.1 Single line interruption ............................................................................................................................................. 26
4.9.2 Multiple line interruption ........................................................................................................................................ 28
4.10 Short circuit/overload protection ..................................................................................................................................... 28
4.10.1 Purpose .................................................................................................................................................................................... 28
4.10.2 Short circuit in signal lines and load circuits ....................................................................................... 28
4.10.3 Overloading of load circuits ................................................................................................................................. 29
4.11 Withstand voltage ............................................................................................................................................................................ 30
4.11.1 Purpose ........................................................................................................................................... ......................................... 30
4.11.2 Test method ......................................................................................................................................................................... 30
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4.12 Insulation resistance...................................................................................................................................................................... 31
4.12.1 Purpose .................................................................................................................................................................................... 31
4.12.2 Test method ......................................................................................................................................................................... 31
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5 Documentation ...................................................................................................................................................................................................31
Annex A (normative) ................................................32
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