CSA C22.2 No. 60079-11 : 2014
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
EXPLOSIVE ATMOSPHERES - PART 11: EQUIPMENT PROTECTION BY INTRINSIC SAFETY 'I'
Hardcopy , PDF
10-09-2021
English - French
01-02-2014
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Grouping and classification of intrinsically safe apparatus
and associated apparatus
5 Levels of protection and ignition compliance requirements
of electrical apparatus
6 Apparatus construction
7 Components on which intrinsic safety depends
8 Infallible components, infallible assemblies of components
and infallible connections on which intrinsic safety depends
9 Supplementary requirements for specific apparatus
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
Annex E (informative) - Transient energy test
Annex F (normative) - Alternative separation distances for
assembled printed circuit boards and separation of
components
Annex G (normative) - Fieldbus intrinsically safe concept
(FISCO) - Apparatus requirements
Annex H (informative) - Ignition testing of semiconductor
limiting power supply circuits
Bibliography
Annex HA (normative) - Intrinsically safe and associated
equipment for use in Class I, II, and III, Division 1
hazardous locations
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