IEC 61779-3 Ed. 1.0被替代
Electrical apparatus for the detection and measurement of flammable gases Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100 % methane in air
出版：International Electrotechnical Committee
專家解讀視頻
Specifies requirements for group I (as defined in part 1) portable, transportable and fixed apparatus for the detection and measurement of methane concentrations in mine air. The apparatus, or parts thereof, are intended for use in mines susceptible to firedamp. The requirements and test methods applicable to the apparatus covered by this standard are specified in part 1. This standard is restricted to apparatus intended for the detection and measurement of volume ratios of methane in air from a volume fraction of 0 % up to a volume fraction of 100 %.
I.S. EN 61779-3:2003 - Identical
VDE 0400-3:2001 - Identical
ISA 12.13.01:2003 - Identical
NF EN 61779-3:2005 - Identical
NEN EN IEC 61779-3:2000 - Identical
OVE/ONORM EN 61779-3:2001 - Identical
SS EN 61779-3 Ed. 1 (2000) - Identical
DIN EN 61779-3 (2001-07) - Identical
AS/NZS 61779.3:2000 - Identical
BS EN 61779-3:2000 - Identical
SN EN 61779-3:2000 - Identical
CEI EN 61779-3 Ed. 3 (2001) - Identical
UNE EN 61779-3:2002 - Identical
