IEC 61779-4:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 the detection and measurement of flammable gases - Part 4: Performance requirements for group II apparatus indicating up to 100% lower explosive limit
Hardcopy , PDF
English
23-04-1998
09-08-2007
FOREWORD
1 Scope
2 Definitions
3 General requirements
4 Performance requirements
5 Field calibration kit
Specifies requirements for group II (as defined in part 1) portable, transportable and fixed apparatus for the detectino and measurement of combustible gas or vapour concentrations with air. The apparatus, or parts thereof, may be installed or used in potentially explosive atmospheres, other than mines susceptible to firedamp (i.e. group I).This standard is restricted to apparatus intended for the detection and measurement of combustible gas or vapour concentrations with air up to 100% lower explosive limit (LEL).
| DevelopmentNote |
To be read in conjunction with IEC 61779-1. (01/2004)
|
| DocumentType |
Standard
|
| Pages |
7
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| Standards | Relationship |
| ISA 12.13.01 : 2003 | Identical |
| NEN EN IEC 61779-4 : 2000 | Identical |
| I.S. EN 61779-4:2000 | Identical |
| AS/NZS 61779.4:2000 | Identical |
| VDE 0400-4 : 2001 | Identical |
| DIN EN 61779-4 : 2001 | Identical |
| BS EN 61779-4:2000 | Identical |
| CEI EN 61779-4 : 2001 | Identical |
| EN 61779-4:2000 | Similar to |
| NF EN 61779-4 : 2005 | Identical |
| UNE-EN 61779-4:2002 | Identical |