DIN EN 61779-4 : 2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF FLAMMABLE GASES - PART 4: PERFORMANCE REQUIREMENTS FOR GROUP 2 APPARATUS INDICATING A VOLUME FRACTION UP TO 100% LOWER EXPLOSIVE LIMIT
01-07-2008
12-01-2013
Gives the requirements for group II, portable, transportable and fixed apparatus for detecting and measuring combustible gas or vapour concentrations with air. The apparatus, or parts of apparatus, may be used or installed in potentially explosive atmospheres, except mines that are susceptible to firedamp. Applicable to apparatus meant for detecting and measuring combustible gas or vapour concentrations with air up to 100% lower explosive limit (LEL).
| DevelopmentNote |
Supersedes DIN EN 50057 and DIN IEC 31L-31-CDV. (07/2001)
|
| DocumentType |
Standard
|
| PublisherName |
Verband Deutscher Elektrotechniker
|
| Status |
Withdrawn
|
| Supersedes |
| Standards | Relationship |
| BS EN 61779-4:2000 | Identical |
| SN EN 61779-4 : 2000 | Identical |
| VDE 0400-4 : 2001 | Corresponds |
| I.S. EN 61779-4:2000 | Identical |
| UNE-EN 61779-4:2002 | Identical |
| NF EN 61779-4 : 2005 | Identical |
| IEC 61779-4:1998 | Identical |
| NBN EN 61779-4 : 2001 | Identical |
| EN 61779-4:2000 | Identical |
| VDE 0400-4 : 2001 | Identical |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.