Refrigerating systems and heat pumps. Qualification of tightness of components and joints1 Scope This European Standard is intended to describe the qualification procedure for type approval of the tightness of hermetically sealed and closed components, joints and parts used in refrigerating systems and heat pumps as described in EN 378. The sealed and closed components, joints and parts concerned are, in particular, fittings, bursting discs, flanged or fitted assemblies. The tightness of flexible piping made from non metallic materials is

many of the procedures included can be applied to other types of machines

you can use guidelines provided in BS EN 3269 for designing high-quality and durable blind ferrules

Schema tools

which is regularly updated to the latest version of the UN Recommendations

ISO/IEC 9637 and ISO/IEC 9638 define standard data stream encodings

enabling continuous object inspection in industrial testing applications

Anaerobic digestion

BS EN 3155-047 is one of the parts of the BS EN 3155 series that specifies the required characteristics

Type SC is a connector set of the plug-adaptor-plug configuration

8a consists of a description of the principal types of wheels and attachments

EN 61000-4-2

The devices with open networking technologies and increased connectivity provide an increased opportunity for cyberattacks against control system hardware and software