
Refrigerating Systems And Heat Pumps - Safety And Environmental Requirements - Part 4: Operation, Maintenance, Repair And Recovery
出版:Norwegian Standards (Norges Standardiseringsforbund)

专家解读视频
Describes requirements for safety and environmental aspects in relation to operation, maintenance, 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.
Supersedes NS 4622. (04/2008)
SS EN 378-4:2008 - Identical
UNI EN 378-4:2012 - Identical
ONORM EN 378-4:2012 - Identical
ONORM EN 378-4:2009 - Identical
SS EN 378-4 Ed. 2 (2008) - Identical
SN EN 378-4:2008 - Identical
UNI EN 378-4:2008 - Identical
ONORM EN 378-4:2008 - Identical
NEN EN 378-4:2008 - Identical
NBN EN 378-4:2008 - Identical
UNE EN 378-4:2008 - Identical
DIN EN 378-4 (2008-06) - Identical
BS EN 378-4:2008+A1:2012 - Identical
I.S. EN 378-4:2008 - Identical