Publication CODE |
Title |
IEC 61779-4:1998 (1998-04) |
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 |
|
Price Excl. VAT |
Total number of pages, tables and drawings |
21.00 €
|
7. |
Description
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).
|
Class |
C990
(IEC PUBLICATIONS IEC PUBLICATIONS)
|
Committee |
TC 31
ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES (Full Committee)
|
Responsible |
Ir DELENS Marc
|
BEC Approval |
1998-04-23 |
Registration |
156370 |
ICS-Code (International Standards Classification) |
35.040
|
NBN Status |
New |
|
IEC publication date |
1998-04-23 |
IEC last modification date |
2007-08-09 |
|