BS EN 50394-1:2004
Current
The latest, up-to-date edition.
Electrical apparatus for potentially explosive atmospheres. Group I. Intrinsically safe systems Construction and testing
Hardcopy , PDF
English
10-05-2004
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Introduction
1 Scope
2 Normative references
3 Definitions
4 Categories of intrinsically safe electrical systems
(in accordance with EN 50014)
5 Interconnecting wiring/cables used in an intrinsically
safe electrical system
6 Accessories for intrinsically safe electrical systems
7 Type tests and assessment
8 Marking of intrinsically safe electrical systems
9 Descriptive system document
10 Instructions
Annex A (normative) - Requirements for cables
Annex B (informative) - Typical descriptive system drawing
Annex C (normative) - Assessment of a simple intrinsically
safe system
Annex D (normative) - Assessment of circuits with more than
one linear source of power
Annex E (normative) - Trapezoidal power supplies
Annex F (normative) - Non-linear power supplies
Annex G (normative) - Verification of inductive parameters
Includes requirements for construction and testing of Group I intrinsically safe electrical systems intended for use, as a whole or in part, in atmospheres susceptible to firedamp.
| Committee |
EXL/31/2
|
| DevelopmentNote |
Supersedes 03/300203 DC (05/2004)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNE-EN 50394-1:2005 | Identical |
| EN 50394-1:2004 | Identical |
| NEN EN 50394-1 : 2004 | Identical |
| I.S. EN 50394-1:2004 | Identical |
| NBN EN 50394-1 : 2005 | Identical |
| DIN EN 50394-1 : 2004 | Identical |
| NF EN 50394-1 : 2004 | Identical |
| EN 50020:2002 | Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i' |
| EN 50014:1997/A2:1999 | ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS |
| EN 50303:2000 | Group I, Category M1 equipment intended to remain functional in atmospheres endangered by firedamp and/or coal dust |
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