Liebert Extreme Density Chiller XDC - Manual (Page 32)

Piping and Filling with Refrigerant: R-134a and R-407c Circuits
26
Figure 26 Liebert XDC piping schematic and Lee-Temp heater pad wiring
Lee-temp Winter System
DPN000937
Pg. 3, Rev. 6
Rotalock Valve Combination
Head Pressure Control
& Check Valve
Condenser
Control Box
Inverted Trap
(By Others)
Pressure Relief Valve
Liquid Level
Indicator
Dehydrator
Solenoid Valve
Expansion Valve
Sight
Glass
Discharge Line
Compressor
Hot Gas Bypass
Solenoid Valve
Hand Shutoff
Valve By Others
Factory Piping
Field Piping
Optional Hot Gas Bypass
Suction Line
Service Valves
Hot Gas Bypass Valve
Sensing Bulb
External Equalizer
Liebert XDC Unit
(One Circuit Shown)
Air Cooled Condenser
Heater
Pads
Piping Schematic
Lee-Temp Heater Pad Wiring
Separate Continuous
Electical Source
By Others
Volts
Total Watts Per Receiver
Standard 300 Watt (2 Heater Pads)
Optional 450 Watt (3 Heater Pads)
1 Phase 50/60 Hz
Hi Limit Thermostat Typical Circuit 1 & 2 Standard Model
With 2 Heater Pads Per Receiver
Circuit 1 & 2 Optional Model With 3 Heater Pads Per Receiver
L2
L1
GND
L2
L1
GND
115
200/208/230