I.S. EN 378-4:2008现行
Refrigerating Systems and Heat Pumps - Safety and Environmental Requirements Part 4: Operation, Maintenance, Repair and Recovery
出版：National Standards Authority of Ireland
专家解读视频
Describes requirements for safety and environmental aspects in relation to operation, maintenance, and repair of refrigerating systems and the recovery, reuse and disposal of all types of refrigerant, refrigerant oil, heat transfer medium, refrigerating system and part thereof.
ONORM EN 378-4:2008 - Identical
UNI EN 378-4:2008 - Identical
SN EN 378-4:2008 - Identical
SS EN 378-4 Ed. 2 (2008) - Identical
DIN EN 378-4 (2008-06) - Identical
UNE EN 378-4:2008 - Identical
NBN EN 378-4:2008 - Identical
NEN EN 378-4:2008 - Identical
NS EN 378-4 Ed. 2 (2008) - Identical
ONORM EN 378-4:2012 - Identical
UNI EN 378-4:2012 - Identical
SS EN 378-4:2008 - Identical
NF EN 378-4:2008 - Identical
