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Liebert
3000 installation manual
Models:
3000
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Install
Dimension
rear return configuration
Adjustment
Weight
4.3.3Testing Valve Function
5.5.2Glycol Solutions
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Contents
Liebert Challenger
Installation Manual- 3 &5 Tons,50& 60Hz
Page
TABLE OF CONTENTS
6.0 CHILLED WATER MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FIGURES
TABLES
Water Cooled Models
1.0INTRODUCTION
1.1.1Self Contained Systems Air Cooled Models
Glycol Cooled Models
2.2Equipment Inspection
2.0INSTALLATION
2.1Room Preparation
2.3Location Considerations
2.4.2Removal of Skid
Unit net weight
Installation
Figure 1 Removing Challenger from skid
UNIT DIMENSIONAL DATA REAR VIEW
Figure 2 Upflow BU cabinet dimensions
Installation
rear return configuration
OPTIONAL FLOOR STAND DIMENSIONAL DATA
UNIT DIMENSIONAL DATA
FLOOR CUTOUT DIMENSIONS
Figure 3 Downflow BF cabinet dimensions
Piping connection size
2.5Piping Considerations
2.5.1Drain Line
HotWater Return
Liquid Refrigerant Line
Hot GasRefrigerant Line
Hot Water Supply
Condensate Pump Line
HumidifierWater SupplyLine
Suction Refrigerant Line
Condensate Drain
HotWater Return
Condenser SupplyLine
Condenser Return Line
HumidifierWater SupplyLine
Piping outlet locations through
Installation
2.6Electrical Connections
4.Factory installed disconnect switch. Optional
5.Three phase electric service not by Liebert
Figure 8 Electrical connections
2.7Balancing the Air Distribution
2.7.1Under-FloorDischarge Systems
2.7.2Ducted Applications
2.8Checklist for Completed Installation
2.7.3Plenum Installation
Installation
3.0AIR COOLED MODELS
3.1Condenser Location
3.2Electrical Connections
3.2.1Line Voltage
Air Cooled Models
Figure 9 Air cooled condensers
Air cooled condenser statistics
3.3Refrigerant Piping
Table 5 Recommended line sizes — OD copper inches
Equivalent lengths feet for various pipe fittings
3.4.1Materials Supplied
Table
Table
Dehydration/Leak Test
Condenser Coil Schrader Valve Fusible Plug
3.5.1Piping
Table 10 Refrigerant control settings psi kPa
3.4.3Charging
3.5.2Materials Supplied
3.5.4Charging
Table 11 Refrigerant control settings psi kPa
Dehydration/Leak Test
SINGLE CIRCUIT SHOWN
4.0WATER COOLED MODELS
4.1Piping Considerations
4.2Condenser
Figure 12 Water cooled general arrangement
Water Cooled Models
4.3Water Regulating Valve
Adjustment
Figure 13 Johnson Controls valve adjustment
Manual Flushing
Table 12 Refrigerant control settings psi kPa
4.3.3Testing Valve Function
Figure 14 Metrex Valve adjustment
Manual Flushing
5.3Electrical Connections
5.2Drycooler Installation
5.1Drycooler Location
5.0GLYCOL/GLYCOOL COOLED MODELS
5.4 Glycol Piping
Table 13 Room dew point temperatures
Table
5.5Filling Instructions
5.5.1 Preparing the System for Filling
5.5.2Glycol Solutions
Table 16 Ethylene glycol concentrations
5.5.3Filling the System
438 mm wide. Dual pump packages ar
Figure 15 Drycoolers and pump packages
1.Single pump packages are 17-1/4
32-1/4819 mm wide
Table 18 Drycooler data
Table 17 Mounting hole dimensional data
Figure 16 Pump packages—expansiontank
Table 19 Glycol pump data
Expansion Tank Field Installed at
Figure 18 GLYCOOL general arrangement
Glycol/GLYCOOL Cooled Models
5.6Condenser
5.7.3Testing Valve Function
Table 20 Refrigerant control settings psi kPa
5.7Glycol Regulating Valve
3-WAYVALVE
6.1Piping Considerations
6.0CHILLED WATER MODELS
2-WAYVALVE
3-WAYVALVE
2-WAYVALVE
7.1.2Water/Glycol Cooled Condensing Units
7.0SPLIT SYSTEM MODELS
7.1.1Air Cooled Condensing Units
7.2.1Line Voltage
7.3Piping Considerations
7.3.1 Refrigerant Loop
Table 21 Unit refrigerant charge
Table 24 Line coupling sizes
Figure 21 Refrigerant piping diagram
Split System Models
7.3.2Quick Connect Fittings
Split System Models
UNIT DIMENSIONS See Table
7.4Outdoor Air Cooled Condensing Units
Model Numbers
Split System Models
FOOTPRINT DIMENSIONS
UNIT DIMENSIONSINTAKE see Table
PIPING & ELECTRICAL CONNECTIONS see Table
Model Numbers
SL-11081PG 8A
Table 30 Indoor centrifugal condensing unit
7.5.1Installing the Indoor Condensing Unit
7.5Centrifugal Air Cooled Condensing Units
3/8 threaded rod field-supplied 3/8 hex nut
Figure 25 Detail of ceiling hanging bracket
Split System Models
3/8 washer Sleeve Isolator 3/8 fender washer
7.5.2Ducting
Table 31 Airflow CFM CMH
DIMENSIONAL DATA
PIPING CONNECTIONS
DPN000207_Rev0
Split System Models
1 5/8
DPN000226_Rev0
GLYCOL COOLED
AIR COOLED
WATER COOLED
Figure 30 Split systems general arrangement
7.6.3Regulating Valve
7.6.1Piping Considerations
7.6.2Condenser Water Requirements
7.6.4Glycol Systems
DIMENSIONAL DATA
PIPING CONNECTIONS
DPN000209_Rev0
Split System Models
32 812.8mm CABINET DIMENSION
DPN000228_Rev0
Split System Models
8.0R407C REFRIGERANT
R407C Refrigerant
8.1Calculating Subcooling
Example
Notes
R407C Refrigerant
R407C Refrigerant
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Ensuring The High Availability
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