REV : 5
REV DATE : 7/22
DPN005067
Page :2 /2
Form No.: DPN001040_REV4
PIPING SCHEMATIC
LIEBERT
®
XDM
SERVICE/SCHRADER (ACCESS) CONNECTION, WITH VALVE CORE.
FIELD PIPING
FACTORY WATER PIPING
SERVICE/SCHRADER (ACCESS) CONNECTION, NO VALVE CORE.
P
T
P
T
P P
HEAT
EXCHANGER
SECONDARY
CIRCUIT
INLET
OUTLET
Check
Valve
LIEBERT® XDM
Service
Valve
Ball Valve
Ball Valve
Fluid
Fill
Y-Strainer
Expansion
Tank
Pump
INTERCONNECTING
PIPING
LIEBERT® XDM CHILLED WATER SIDE
OPTIONAL PIPING
Hose Bibb
(for fill and drain)
1
Notes:
1. Supply and Return connections in Liebert® XDM having temperature sensor, pressure transducer, schrader air vent, and ball valve.
2. Field to install strainer in field secondary (XDM ) return line to Cooling Modules . Vertiv recommends a bypass piping arrangement to allow for cleaning the strainer
without disrupting unit operation. Also pressure taps across the strainer to check pressure drop. Three full port ball valves , pressure taps and and piping are
supplied by the field. The maximum distance of this assembly is 10 feet from the Liebert® XDM Unit.
Pressure
Transducer
Fluid
Temperature
Thermistor
Flowmeter
Ball Valves
Primary
Circuit
Secondary
Circuit
Manual Shutoff
Valve
Hose Bibb
Connection
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