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39
of
73
M-AI-VT-001-EN Rev.C.1
Refrigerant Piping Design
Figure 21
Typical Refrigeration Piping
Schematic with Sub-cooler
Economizer
RECOMMENDED
ALL OTHERS ARE REQUIRED
EVAPORATOR
CHILLED WATER
CONDENSER
SUBCOOLING CIRCUIT
TOWER WATER
DRIVE
MODULE
EEV_P
EV
ECONOMIZER, SUBCOOLER TYPE
NOTE
The components marked with (*) are recommended.
All the other components are mandatory.
NOTE
The above Typical Refrigeration Piping Schematics are for the systems with a single compressor on a single
circuit. Staging valves are recommended for the systems with multiple compressors on a common circuit as
recommended in the piping design section of this manual.