I.S. EN 378-4:2016現行
Refrigerating Systems and Heat Pumps - Safety and Environmental Requirements Part 4: Operation, Maintenance, Repair and Recovery
出版：National Standards Authority of Ireland
專家解讀視頻
Defines the requirements for the safety of persons and property, provides guidance for the protection of the environment and establishes procedures for the operation, maintenance and repair of refrigerating systems and the recovery of refrigerants.
UNI EN 378-4:2017 - Identical
EN 378-4:2016 - Identical
SS EN 378-4 Ed. 3 (2016) - Identical
NEN EN 378-4:2016 - Identical
NS EN 378-4:2016 - Identical
SN EN 378-4:2017 - Identical
UNE EN 378-4:2017 - Identical
BS EN 378-4:2016 - Identical
NF EN 378-4:2017 - Identical
ONORM EN 378-4:2017 - Identical
