EN 1861:1998
Refrigerating systems and heat pumps - System flow diagrams and piping and instrument diagrams - Layout and symbols

Standard No.

EN 1861:1998

Release Date

1998

Published By

European Committee for Standardization (CEN)

Latest

EN 1861:1998

Scope

The document definesThe symbols and drawing rules for system flow diagrams and piping and instrument diagrams to be applied to refrigerating systems including heat pumps.

EN 1861:1998 history

• 1998 EN 1861:1998 Refrigerating systems and heat pumps - System flow diagrams and piping and instrument diagrams - Layout and symbols