I.S. EN 61241-18:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 18: PROTECTION BY ENCAPSULATION "MD"
Hardcopy , PDF
02-02-2010
English
01-01-2004
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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General
4.1 Temperature classification
4.2 Level of protection
4.3 Level of protection "maD"
4.4 Level of protection "mbD"
4.5 Supply specifications
5 Requirements for compounds
5.1 General
5.2 Specification
6 Temperature
6.1 General
6.2 Temperature limitation
6.3 Determination of the limiting temperature values
7 Constructional requirements
7.1 General
7.2 Determination of possible faults
7.3 Switching contacts
7.4 External connections
7.5 Protection of bare live parts
7.6 Cells and batteries
7.7 Protective devices
8 Type tests
8.1 Tests on the compound - water absorption test
8.2 Tests on the apparatus
9 Routine verifications and tests
9.1 Visual inspections
9.2 Dielectric strength test
10 Marking
Annex A (informative) Basic requirements for compounds
for encapsulation "mD" apparatus
Annex B (normative) Allocation of test samples
Annex C (normative) Test procedure during thermal
cycling test
Figures
Tables
Applies to electrical apparatus protected by encapsulation type of protection "mD" and surface temperature limitation for use in areas where combustible dust may be present in quantities which could lead to a fire or explosion hazard. Specifies requirements for design, construction and testing of electrical apparatus, parts of electrical apparatus and Ex components where the rated voltage does not exceed 10 kV.
| DocumentType |
Standard
|
| Pages |
82
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| Standards | Relationship |
| BS EN 61241-18:2004 | Identical |
| DIN EN 61241-18 : 2005 | Identical |
| IEC 61241-18:2004 | Identical |
| EN 61241-18:2004 | Identical |
| UNE-EN 61241-18:2006 | Identical |
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