I.S. EN 61779-1:2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF FLAMMABLE GASES - PART 1: GENERAL REQUIREMENTS AND TEST METHODS
Hardcopy , PDF
English
01-01-2003
30-01-2008
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
INTRODUCTION
1 General
1.1 Scope
1.2 Normative references
2 Definitions
2.1 Gas properties
2.2 Types of instruments
2.3 Sensors
2.4 Supply of gas to instrument
2.5 Signals and alarms
2.6 Times
2.7 Miscellaneous
3 General requirements
3.1 Introduction
3.2 Construction
3.3 Labelling and marking
3.4 Instruction manual
3.5 Diffusion sensors
4 Test methods
4.1 Introduction
4.2 General requirements for tests
4.3 Normal conditions for tests
4.4 Test methods
5 Field calibration kit
Annex A (normative) Flammability limits (i.e. LFL and UFL)
of some flammable gases and vapours
Annex B (informative) Determination of time of response
Annex C (informative) Bibliography
Gives general requirements for the construction and testing and describes the test methods applicable to portable, transportable and fixed apparatus for detecting and measuring flammable gas or vapour concentrations with air. The apparatus, or parts of apparatus are meant for use in potentially explosive atmospheres and in mines susceptible to firedamp.
| DevelopmentNote |
Supersedes I.S. EN 50054 (12/2003)
|
| DocumentType |
Standard
|
| Pages |
76
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| DIN EN 61779-1 : 2001 AMD 11 2004 | Identical |
| BS EN 61779-1:2000 | Identical |
| NF EN 61779-1 : 2005 AMD 11 2005 | Identical |
| EN 61779-1 : 2000 AMD 11 2004 | Identical |
| NBN EN 61779-1 : 2001 AMD 1 2005 | Identical |
| IEC 61779-1:1998 | Identical |
| UNE-EN 61779-1:2002 | Identical |
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