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Liebert
3000 installation manual Notes, R407C Refrigerant
Models:
3000
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Install
Refrigerant piping diagram
Dimension
Adjustment
Three phase electric service not by Liebert
Refrigerant control settings psi kPa
Room dew point temperatures
Weight
4.3.3Testing Valve Function
5.5.2Glycol Solutions
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Image 73
R407C Refrigerant
Notes
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Contents
Installation Manual- 3 &5 Tons,50& 60Hz
Liebert Challenger
Page
TABLE OF CONTENTS
6.0 CHILLED WATER MODELS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FIGURES
TABLES
1.1.1Self Contained Systems Air Cooled Models
1.0INTRODUCTION
Water Cooled Models
Glycol Cooled Models
2.1Room Preparation
2.0INSTALLATION
2.2Equipment Inspection
2.3Location Considerations
Installation
Unit net weight
2.4.2Removal of Skid
Figure 1 Removing Challenger from skid
Installation
Figure 2 Upflow BU cabinet dimensions
UNIT DIMENSIONAL DATA REAR VIEW
rear return configuration
FLOOR CUTOUT DIMENSIONS
UNIT DIMENSIONAL DATA
OPTIONAL FLOOR STAND DIMENSIONAL DATA
Figure 3 Downflow BF cabinet dimensions
2.5.1Drain Line
2.5Piping Considerations
Piping connection size
Hot GasRefrigerant Line
Liquid Refrigerant Line
HotWater Return
Hot Water Supply
Suction Refrigerant Line
HumidifierWater SupplyLine
Condensate Pump Line
Condensate Drain
Condenser Return Line
Condenser SupplyLine
HotWater Return
HumidifierWater SupplyLine
Piping outlet locations through
Installation
5.Three phase electric service not by Liebert
4.Factory installed disconnect switch. Optional
2.6Electrical Connections
Figure 8 Electrical connections
2.7.1Under-FloorDischarge Systems
2.7Balancing the Air Distribution
2.7.3Plenum Installation
2.8Checklist for Completed Installation
2.7.2Ducted Applications
Installation
3.2Electrical Connections
3.1Condenser Location
3.0AIR COOLED MODELS
3.2.1Line Voltage
Table
Figure 9 Air cooled condensers
Air cooled condenser statistics
Air Cooled Models
Table 5 Recommended line sizes — OD copper inches
3.3Refrigerant Piping
Table
3.4.1Materials Supplied
Equivalent lengths feet for various pipe fittings
Table
Dehydration/Leak Test
Condenser Coil Schrader Valve Fusible Plug
3.4.3Charging
Table 10 Refrigerant control settings psi kPa
3.5.1Piping
3.5.2Materials Supplied
Dehydration/Leak Test
Table 11 Refrigerant control settings psi kPa
3.5.4Charging
SINGLE CIRCUIT SHOWN
4.2Condenser
4.1Piping Considerations
4.0WATER COOLED MODELS
Water Cooled Models
Figure 12 Water cooled general arrangement
Figure 13 Johnson Controls valve adjustment
Adjustment
4.3Water Regulating Valve
Manual Flushing
Figure 14 Metrex Valve adjustment
4.3.3Testing Valve Function
Table 12 Refrigerant control settings psi kPa
Manual Flushing
5.1Drycooler Location
5.2Drycooler Installation
5.3Electrical Connections
5.0GLYCOL/GLYCOOL COOLED MODELS
5.4 Glycol Piping
Table 13 Room dew point temperatures
5.5.1 Preparing the System for Filling
5.5Filling Instructions
Table
Table 16 Ethylene glycol concentrations
5.5.2Glycol Solutions
5.5.3Filling the System
1.Single pump packages are 17-1/4
Figure 15 Drycoolers and pump packages
438 mm wide. Dual pump packages ar
32-1/4819 mm wide
Figure 16 Pump packages—expansiontank
Table 17 Mounting hole dimensional data
Table 18 Drycooler data
Table 19 Glycol pump data
Expansion Tank Field Installed at
Glycol/GLYCOOL Cooled Models
Figure 18 GLYCOOL general arrangement
Table 20 Refrigerant control settings psi kPa
5.7.3Testing Valve Function
5.6Condenser
5.7Glycol Regulating Valve
6.0CHILLED WATER MODELS
6.1Piping Considerations
3-WAYVALVE
2-WAYVALVE
2-WAYVALVE
3-WAYVALVE
7.1.1Air Cooled Condensing Units
7.0SPLIT SYSTEM MODELS
7.1.2Water/Glycol Cooled Condensing Units
7.2.1Line Voltage
7.3.1 Refrigerant Loop
7.3Piping Considerations
Table 24 Line coupling sizes
Table 21 Unit refrigerant charge
Split System Models
Figure 21 Refrigerant piping diagram
7.3.2Quick Connect Fittings
7.4Outdoor Air Cooled Condensing Units
UNIT DIMENSIONS See Table
Split System Models
Model Numbers
UNIT DIMENSIONSINTAKE see Table
FOOTPRINT DIMENSIONS
Split System Models
PIPING & ELECTRICAL CONNECTIONS see Table
Model Numbers
SL-11081PG 8A
7.5Centrifugal Air Cooled Condensing Units
7.5.1Installing the Indoor Condensing Unit
Table 30 Indoor centrifugal condensing unit
Split System Models
Figure 25 Detail of ceiling hanging bracket
3/8 threaded rod field-supplied 3/8 hex nut
3/8 washer Sleeve Isolator 3/8 fender washer
Table 31 Airflow CFM CMH
7.5.2Ducting
PIPING CONNECTIONS
DIMENSIONAL DATA
Split System Models
DPN000207_Rev0
1 5/8
DPN000226_Rev0
WATER COOLED
AIR COOLED
GLYCOL COOLED
Figure 30 Split systems general arrangement
7.6.2Condenser Water Requirements
7.6.1Piping Considerations
7.6.3Regulating Valve
7.6.4Glycol Systems
PIPING CONNECTIONS
DIMENSIONAL DATA
Split System Models
DPN000209_Rev0
32 812.8mm CABINET DIMENSION
Split System Models
DPN000228_Rev0
R407C Refrigerant
8.0R407C REFRIGERANT
Example
8.1Calculating Subcooling
R407C Refrigerant
Notes
R407C Refrigerant
Page
0f Mission-CriticalData And Applications
Ensuring The High Availability
that
from
