Emerson 3000 Manuel D’Utilisation
Air-Cooled Models—Self-Contained Compressor
31
Liebert
®
Challenger 3000
™
Figure 16 General arrangement—Air-cooled models with digital scroll and fan speed control
DPN001726
Rev. 2
Rev. 2
Condenser
Coil
Coil
Schrader
Valve
Valve
Schrader
Valve
Valve
Optional Field-Installed
Fusible Plug
Fusible Plug
Evaporator
Coil
Coil
Solenoid
Valve
Valve
Sight
Glass
Glass
Filter
Drier
Drier
Liquid Return
Shutoff*
Valve
Valve
External
Equalizers
Equalizers
Sensing
Bulb
Bulb
Digital
Compressor
Compressor
Digital
Solenoid Valve
Solenoid Valve
Service
Valves
Valves
Hot Gas
Discharge
Discharge
Check
Valve
Valve
FIELD PIPING
FACTORY PIPING
SINGLE CIRCUIT SHOWN
* Components are not supplied by Liebert but
are recommended for proper circuit operation
and maintenance.
are recommended for proper circuit operation
and maintenance.
Expansion
Valve
Valve
* Inverted trap on
discharge and liquid lines
to extend above base of
coil by a minimum
of 7-1/2" (190mm)
discharge and liquid lines
to extend above base of
coil by a minimum
of 7-1/2" (190mm)
* Trap at base
of risers longer
than 5ft. (1.5m)
of risers longer
than 5ft. (1.5m)
* For rises over
25ft. (7.6m), trap
every 20ft. (6m) or
at evenly spaced
points
every 20ft. (6m) or
at evenly spaced
points