Emerson 3000 User Manual
Water-Cooled Models—Self-Contained Compressor
Liebert
®
Challenger 3000
™
38
Figure 20 General arrangement diagram—Water-cooled models with digital scroll
DPN001727
Rev. 0
Rev. 0
Evaporator
Coil
Coil
Expansion
Valve
Valve
Sensing
Bulb
Bulb
External
Equalizer
Equalizer
Service
Valves
Valves
Sight
Glass
Glass
Filter
Dryer
Dryer
Tube-
in-Tube
Condenser
in-Tube
Condenser
Tube-
in-Tube
Condenser
in-Tube
Condenser
Fluid
Return
From
Unit
Return
From
Unit
Fluid
Supply
To
Unit
Supply
To
Unit
Fluid
Return
From Unit
Return
From Unit
Fluid
Supply
To Unit
Supply
To Unit
Shutoff*
Valves
Valves
Hose Bibs*
FACTORY PIPING
FIELD PIPING
Digital
Compressor
Compressor
Digital
Solenoid
Valve
Solenoid
Valve
To Liebert
iCOM Control
iCOM Control
To Liebert
iCOM Control
iCOM Control
3-Way
Motorized
Ball Valve
(optional)
Motorized
Ball Valve
(optional)
2-Way
Motorized
Ball Valve
Motorized
Ball Valve
*Components are not supplied
by Liebert but are recommended
for proper circuit operation
and maintenance.
by Liebert but are recommended
for proper circuit operation
and maintenance.
Field-Supplied
Reducers
Required
on 3-Ton Units
Reducers
Required
on 3-Ton Units