3. EN 378-2: design, construction, testing, marking and documentation

Part EN 378-2 of the standard, entitled "Design, construction, testing, marking and documentation", sets out the technical requirements and good practice for ensuring that refrigeration systems and heat pumps are designed, constructed and tested in a safe and compliant manner. This section is crucial to ensuring the reliability of systems throughout their lifecycle, from manufacture to installation.

The purpose of this section is to provide technical guidelines for :

• ensure the safety of refrigeration systems right from the design stage;

• reduce the risks associated with refrigerant leaks, overpressure or material defects;

• ensure that systems are properly tested before commissioning;

• ensure that systems have the appropriate...