REV : 2
REV DATE : 3/17
DPN003954
Page :1/3
LIEBERT MC CONDENSER
Form No.: DPN001040_REV4
AIR COOLED PIPING SCHEMATIC
Indoor Unit
Notes:
1. Trapping must be practiced at bottom of riser with any
rise over 5 feet high. If rise exceeds 25 feet (7.5m), then
a trap is required in 20 foot (6 m) increments or evenly divided
2. Pitch horizontal hot gas piping at a minimum of
1/2" per 10 feet (42mm per 10m) so that gravity will
aid in moving oil in the direction of the refrigeration flow.
3. Single circuit condenser shown.
4. Unit piping entrance varies by unit and may be through
the top of the unit.
5. Indoor unit may be Liebert DS, DSE, PDX, or CRV and
is shown for reference only while demonstrating proper
pipe and unit/condenser height differences.
1
1
2
Field piping
Gas
Gas
Liquid
Liquid
Gas
Liquid
Gas
CONDENSER ABOVE INDOOR UNIT
Liquid
4
60'
18.3m
Maximum
Vertical Rise
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