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Air Conditioner
Emerson
3000
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Contents
Main
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TABLE OF CONTENTS
3.0 AIR-COOLED MODELSSELF-CONTAINED COMPRESSOR . . . . . . . . . . . . . . . . . . . . . . . . .24
4.0 WATER-COOLED MODELSSELF-CONTAINED COMPRESSOR . . . . . . . . . . . . . . . . . . . . . .36
5.0 GLYCOL/GLYCOOL-COOLED MODELSSELF-CONTAINED COMPRESSOR . . . . . . . . . . . .42
FIGURES
TABL ES
IMPORTANT SAFETY INSTRUCTIONS
SAVE THESE INSTRUCTIONS
CAUTION
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1.0 I
1.1 System Descriptions
1.1.1 Self-Contained Systems Air-Cooled Models
Water-Cooled Models
Glycol-Cooled Models
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2.0 INSTALLATION (APPLICABLE TO ALL MODELS)
2.1 Room Preparation
2.4 Equipment Handling
2.2 Equipment Inspection
2.3 Location Considerations
2.4.1 Handling With Skid
2.4.2 Removal of Skid
Installation (Applicable to all Models)
Liebert Challenger 30008
Figure 2 Upflow (BU) cabinet dimensions
A STD 3 & 5T 11-3/4 (299mm) Hi Static 3T 8-5/8 (219mm) Hi Static 5T 11-3/4 (299mm)
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2.5 Piping Considerations
2.5.1 Drain Line
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Figure 5 Piping connections for air-cooled units - Upflow models
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Figure 9 Piping connections for water/glycol and GLYCOOL units - Upflow models
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2.5.2 Humidifier Supply WaterOptional Infrared
2.6 Facility Fluid and Piping Maintenance
2.7 Electrical Connections
2.7.1 Electrical Field Connections for Liebert Challenger 3000 Models
1
9910
Terminal Block (for Customer Connectons
DPN000354 Rev. 2
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2.8 Balancing the Air Distribution
2.8.1 Under-Floor Discharge Systems
2.8.2 Ducted Applications
2.8.3 Plenum Installation
2.9 Checklist for Completed Installation
3.0 AIR-COOLED MODELSSELF-CONTAINED COMPRESSOR
3.1 Condenser Location
3.2 Electrical Connections
3.2.1 Line Voltage
3.2.2 Low Voltage
Figure 14 Air-cooled condensers
Table 4 Air-cooled condenser statistics
3.3 Refrigerant Piping
Table 5 Recommended line sizes OD copper, inches *
Table 6 Equivalent lengths (feet) for various pipe fittings
Table 7 Indoor unit refrigerant charge
Table 8 Line charges - refrigerant per 100 ft. (30 m) of Type L copper tube
Table 9 Condenser refrigerant (per serial tag)
3.4 Fan Speed Control Systems
Variable Fan Speed Control Piping
Variable Fan Speed Control Materials Supplied
Variable Fan Speed Control Leak Check and Evacuation Procedure
Variable Fan Speed Charging
DPN000349 Rev. 5
DPN001726 Rev. 2
3.5 Air-Cooled Condenser with Liebert Lee-Temp Flooded Condenser Head Pressure Control System
Liebert Lee-Temp Piping
Liebert Lee-Temp Controlled Materials Supplied
Liebert Lee-Temp Leak Check and Evacuation Procedure
Liebert Lee-Temp Charging
Liebert Lee-Temp Receiver Refrigerant Level
DPN000674 Rev. 3
DPN001725 Rev. 1
4.0 WATER-COOLED MODELSSELF-CONTAINED COMPRESSOR
4.1 Piping Considerations
4.2 Condenser
Figure 19 General arrangementWater-cooled models with scroll compressor
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4.3 Water Regulating Valve
4.3.2 High Pressure Valve - 350 psig (2413 kPa) System for 3-Ton Units (Metrex Valve) Adjustment
Manual Flushing
4.4 Motorized Ball ValveDigital Scroll Compressors
4.4.1 Control
Control Method
4.4.2 Adjustment
4.4.3 Startup
4.4.4 Location
4.4.5 Manual Control
5.0 GLYCOL/GLYCOOL-COOLED MODELSSELF-CONTAINED COMPRESSOR
5.1 Drycooler Location
5.2 Drycooler Installation
5.3 Electrical Connections
5.3.1 Line Voltage
5.4 Glycol Piping
General Guidelines
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5.4.1 Expansion Tanks, Fluid Relief Valves and Other Devices
5.5 Filling Instructions
5.5.1 Preparing the System for Filling
5.5.2 Glycol Solutions
5.5.3 Filling the System
Figure 23 Drycoolers and pump packages
Figure 24 Pump packagesexpansion tank
Table 17 Mounting hole dimensional data
Table 18 Drycooler data
Table 19 Glycol pump data*
Figure 25 General arrangementGlycol-cooled models with scroll compressor
Figure 26 General arrangementGlycol-cooled models with digital scroll
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Figure 28 General arrangementGLYCOOL models with digital scroll compressor
5.5.4 Motor Ball ValveDigital Scroll Compressors
5.6 Condenser
5.7 Glycol Regulating Valve
5.7.2 High Pressure Valve - 350 psig (2413 kPa) System for 3-Ton Units (Metrex Valve)
5.7.3 Testing Valve Function
6.0 CHILLED WATER MODELS
6.1 Piping Considerations
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7.0 SPLIT SYSTEM MODELS
7.1 Location Considerations
7.1.1 Air-Cooled Condensing Units
7.1.2 Water/Glycol-Cooled Condensing Units
7.2 Electrical Connections
7.3 Piping Considerations
7.3.1 Refrigerant Loop
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Figure 31 Refrigerant piping diagram
Table 22 Line charges - refrigerant per 100 ft. (30 m) of Type L copper tube
Table 23 Recommended refrigerant lines (R407C) sizes OD copper
Table 24 Line coupling sizes
Table 25 Equivalent lengths (feet) for various pipe fittings
7.3.2 Quick Connect Fittings
7.4 Outdoor Air-Cooled Condensing Units
Figure 32 Outdoor air-cooled condensing unithorizontal air discharge models
C
C
Table 26 Horizontal air discharge cabinet and floor planning dimensional data
Table 27 Horizontal air discharge piping and electrical connection data
Liebert Challenger 300064
Figure 33 Outdoor air-cooled condensing unittop air discharge models
UNIT DIMENSIONS (see Table28)
PIPING & ELECTRICAL CONNECTIONS (see Table29)
Table 29 Piping and electrical connections - top air discharge
Figure 34 Electrical field connections, prop fan condensing module
7.5 Centrifugal Air-Cooled Condensing Units
7.5.1 Installing the Indoor Condensing Unit
7.5.2 Ducting
69 Liebert Challenger 3000
Figure 36 3-ton centrifugal air-cooled condensing unit dimensional data & piping connections
C D B A
SL-11085 Pg. 4
DIMENSIONAL DATA
PIPING CONNECTIONS
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73 Liebert Challenger 3000
Figure 40 Split systems general arrangement
AIR COOLED
SL-11900 Pg. 5
WATER COOLED GLYCOL COOLED
7.6 Water and Glycol-Cooled Condensing Units
7.6.1 Piping Considerations
3-Ton Connection Sizes 5-Ton Connection Sizes
7.6.2 Condenser Water Requirements
7.6.3 Regulating Valve
7.6.4 Glycol Systems
DPN000209 Rev. 0
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Figure 44 5-ton water/glycol-cooled condensing unit (cont.)
8.0 R407C R
8.1 Calculating Subcooling
Example
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Ensuring The High Availability Of Mission-Critical Data And Applications.