FOREWORD
Clause
1 Scope
2 Normative references
3 Definitions
4 Grouping and classification of intrinsically safe
apparatus and associated apparatus
5 Categories of electrical apparatus
6 Apparatus construction
7 Components on which intrinsic safety depends
8 Infallible components, infallible assemblies of
components and infallible connections
9 Diode safety barriers
10 Type verifications and type tests
11 Routine verifications and tests
12 Marking
13 Documentation
Annex A (normative) Assessment of intrinsically safe
circuits
Annex B (normative) Spark test apparatus for intrinsically
safe circuits
Annex C (informative) Measurement of creepage distances,
clearances and separation distances through casting
compound and through solid insulation
Annex D (normative) Encapsulation