Degrees of protection provided by enclosures (IP Code)
FOREWORD….9
INTRODUCTION…11
Clause
1 Scope and object…13
2 Normative references …15
3 Definitions ……15
4 Designations ..19
4.1 Arrangement of the IP Code …..19
4.2 Elements of the IP Code and their meanings .21
4.3 Examples for the use of letters in the IP Code ……23
5 Degrees of protection against access to hazardous parts and against solid foreign objects indicated by the first characteristic numeral 23
5.1 Protection against access to hazardous parts23
5.2 Protection against solid foreign objects ..25
6 Degrees of protection against ingress of water indicated by the second characteristic numeral ..27
7 Degrees of protection against access to hazardous parts indicated by the additional letter ..31
8 Supplementary letters…33
9 Examples of designations with the IP Code …..33
9.1 IP Code not using optional letters:…33
9.2 IP Code using optional letters:..35
10 Marking …35
11 General requirements for tests …37
11.1 Atmospheric conditions for water or dust tests……37
11.2 Test samples37
11.3 Application of test requirements and interpretation of test results …..37
11.4 Combination of test conditions for the first characteristic numeral…..37
11.5 Empty enclosures39
12 Tests for protection against access to hazardous parts indicated by the first characteristic numeral ..39
12.1 Access probes…..39
12.2 Test conditions ….39
12.3 Acceptance conditions43
12.3.1 For low-voltage equipment (rated voltages not exceeding 1 000 V a.c. and 1 500 V d.c.) …43
12.3.2 For high-voltage equipment (rated voltages exceeding 1 000 V a.c.and 1 500 V d.c.) …43
12.3.3 For equipment with hazardous mechanical parts…..43
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其它参考： IEC60529 – 2013版
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