Main
Introduction
IntelliPak II Rooftop Air Handlers Designed For Today, Tomorrow and Beyond
Table of Contents
Features and Benefits
Standard Features
Controls
Figure 3. Spring Isolation
Figure 2. Latching Access Door
Optional Features
Controls
Figure 5. Traq Damper
Chilled Water Cooling
Figure 4. Variable Frequency Drive
Field Installed Accessories
Features Summary
Figure 7. Lifting Lugs
Installation and Service
Reliability
Application Flexibility
Figure 8. Trane Complete Comfort System
Integrated Comfort with Trane Tracer LCI
Simplifying the Comfort System
IntelliPak II Air Handler monitoring points available through Tracer
Interoperability
Optimum Building Comfort Control
Figure 10. Statitrac
Statitrac Direct Space Building Pressurization Control
Statitrac Control with Plenum Return Fan is State of the Art!
Supply Fans with Inlet Guide Vane s
Variable Frequency Drives (VFD)
VAV Units Only
Supply Air Pressure Control
Inlet Guide Vanes Control
Controls Variable Air Volume (VAV) Only
Controls Variable Air Volume (VAV) Only
Figure 12. Supply Air Temperature Reset
Heating
Modulating Gas
Electric Heating
Controls Variable Air Volume (VAV) Only
Supply Air Tempering
Zone Temperature Control
Unoccupied Zone Heating and Cooling
Daytime warm-up
Controls Constant Volume (CV) Only
CV Units Only
Occupied Zone Temperature Control
Cooling/Economizer
Heating
Controls Constant Volume (CV) Only
Electric Heating
Hot Water or Steam Heating
Supply Air Tempering
Auto Changeover
Controls VAV and CV
Common to VAV and CV Units
Space Pre ssure Control - Statitrac
Morning Warm-up Options
Full Capacity Morning Warm-up (MWU)
Ventilation Override Module (VOM)
Human Interface Panel (HI)
Human Interface Panel Main Menu
Figure 13. Human Interface Panel (HI )
Generic Building Automation System Module (GBAS 0-5 vdc)
Generic Building Automation System Module (GBAS 0-10 vdc)
Chilled Water Coil - Freeze Stat
Steam and Hot Water Coil - Freeze Avoidance
Applications with Chilled Water Coil Occupied/Unoccupied Switching
Night Setback Sensors
Occupied/Unoccupied input on the RTM
Trane Tracer or BAS System
Timed Override Activation - ICS
Timed Override Activation - Non-ICS
Comparative Enthalpy Control of Economizer
Humidification Control
Figure 14. CO2 Control
p
Return Fan Control
OA Dam
Applications Considerations
Exhaust/Return Fan Options
IntelliPak II Rooftop Air Handler Unit Offers Four Types of Exhaust/Return Fan Systems:
4
Application Recommendations
100 Percent Modulating Return Fan Systems with Statitrac Control, Constant Volume and VAV units
Supply and Return Airflow Configurations
Table 1 Supply Airflow Configuration
Table 2 Return Airflow Configuration
Corrosive Atmospheres
Ventilation Override Sequences
CAUTION!
Natural Gas Heating Considerations
Acoustical Considerations
Clearance Requirements
Figure 15. Unit Placement
Duct Design
PROPER
Figure 16. Duct Design
IMPROPER
Protecting Hydronic Coils From Freezing
Selection Procedure
Cooling Capacity Selection: Step 1 - Coil and Fan Selection
Step 2 - Cooling Coil Entering Conditions
Step 3 - Determine Supply Fan Motor Heat Gain
Supply Air Fan
Selection Procedure
Step 6 - Determine Leaving Air Temperature
Heating Capacity Selection Step 1 - Determine Air Temperature Entering Heating Module
Step 2 - Determine Total Winter Heating Load
Electric Heating System
Selection Procedure
Exhaust Fan Motor Sizing
Figure 17. Fan Motor Heat
Return Fan Motor Sizing
Unit Electrical Requirements
Model Number Description
Page
Model Number Description
General Data
Table 3 General Data (All dimensions in inches)
General Data
Table 3 General Data (All dimensions in inches)
36 RT-PRC031-EN
General Data
Table 4 Gas Heat Inputs/Input Ranges
Table 5 Economizer Outdoor Air Damper Leakage (at rated airflow)
Table 6 Enthalpy of Saturated Air
Table 7 Cooling Capacity Altitude Correction Factors
Performance Adjustment Factors
rees F)
Altitude/TemperatureCorrection
AirDensity Ratio (Density at New Air Density) Condition/Std.
Air Handler Leavin
Performance DataChilled Water Coil Capacities
Table 10 Chilled Water Coil Capacities4 Row W
Table 11 Chilled Water Coil Capacities6 Row WD
Table 12 Chilled Water Coil Capacities8 Row WD
Table 13 Supply Fan Performance STANDARD CFM Casing A (25")
Table 13 Supply Fan Performance STANDARD CFM Casing A (25")
Table 14 Supply Fan Performance STANDARD CFM Casing A (25")
25" Supply Fan w/o IGV
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Table 15 Supply Fan Performance STANDARD CFM Casing B (32")
Table 16 Supply Fan Performance STANDARD CFMCasing B (32")
32" Supply Fan w/o IGV
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Figure 19. Supply Fan Performance STANDARD CFM Casing C (36")
36" Supply Fan w/o IGV
Table 18 Supply Fan Performance STANDARD CFM Casing A (25")
Performance Data Supply Fan with Inlet Guide Vanes
Table 18 Supply Fan Performance STANDARD CFM Casing A (25")
Figure 20. Supply Fan Performance STANDARD CFMCasing A (25")
25" Supply Fan Performance with IGV
Page
Table 19 Supply Fan Performance STANDARD CFM Casing B (32")
Figure 21. Supply Fan Performance STANDARD CFMCasing B (32")
32" Supply Fan Performance with IGV
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Figure 22. Supply Fan Performance STANDARD CFM Casing C (36")
36" Supply Fan Performance with IGV
Performance DataExhaust Fan
Table 21 Exhaust Fan Performance LOW CFMCase B, STANDARD CFMCase A (25" Fan)
Figure 23. Exhaust Fan Performance LOW CFMCase B, STANDARD CFMCase A (25" Fan)
25" FC Exhaust Fan Performance w/Damper
Static Presure(InWC)
Table 22 Exhaust Fan Performance LOW CFMCase C; STANDARD CFM Case B (28" Fan)
Figure 24. Exhaust Fan Performance LOW CFMCase C; STANDARD CFMCase B (28" Fan)
28" FC Exhaust Fan Performance w/Damper
Table 23 Exhaust Fan Performance STANDARD CFMCase C (32" Fan)
Table 24 Exhaust Fan Performance STANDARD CFMCase C (32" Fan)
32" FC Exhaust Fan Performance w/Damper
Performance DataReturn Fan
Table 25 Return Fan Performance STANDARD CFMCase A (36.5" Fan)
Figure 25. Return Fan Performance STANDARD CFMCase A (36.5" Fan)
36.5" Return Fan Performance
Table 26 Return Fan Performance STANDARD CFMCase B and Case C (40" Fan)
Figure 26. Return Fan Performance STANDARD CFMCase B and Case C (40" Fan)
40" Return Fan Performance
Performance DataHeat
Table 27 Natural Gas Heating Capacities
Table 28 Electric Heat Air Temperature Rise
Table 29 Electric Heat kw Ranges
Performance DataHeat
Table 30 Hot Water Coil Heating Capacities (Q/ITD)
Table 31 Steam Coil Heating Capacities (Q/ITD)
Table 32 Properties of Steam
Table 33 Chilled Water Coil Airside Pressure Drop (in H20)
Performance DataComponent Static Pressure Drops/Fan Drive Selections
Table 35 Component Static Pressure Drops (in. H2O)
Table 36 Supply Air Fan Drive Selections
Table 37 Exhaust Air Fan Drive Selections
Table 38 Return Air Fan Drive Selections
Electrical Data
Electrical Service Sizing
Set 1. Cooling with Gas Heat Air Handling Units
Set 2. Cooling with Electric Heat
GENERAL NOTE
Electrical Data
Table 39 Electrical Service Sizing DataMotors
Table 40 Electrical Service Sizing DataElectric Heat Module (Electric Heat units Only)
Table 41 Electrical Service Sizing DataControl Power Transformer (Heating Mode Only)
Electrical Data
Page
Unit Dimensions
Table 44 Unit Dimensions (In.)One-Piece Unit
Unit Dimensions
Table 45 Downflow/Horizontal Airflow Configuration Dimensions (In.)
Electrical Entry Details
Figure 28. Electrical Entry Details/Bottom View
Page
Page
RT-PRC031-EN 85
Minimum Clearance Details
Figure 31.
Table 46 Minimum Required Clearance
Downflow Roof Curb
Figure 32. Optional Roof Curb (Downflow)
Table 47 Downflow Roof Curb Dimensions (In.)
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Field Installed Sensors VAV and CV
Figure 35. Field Installed VAV and CV Zone Sensors
90 RT-PRC031-EN
Field Installed Sensors VAV and CV
WALL OR DUCT MOUNT CO2 ZONE SENSORS
Figure 36. Field Installed VAV and CV Zone Sensors
Note: Thedimensions are the samefor both the sensor andthe receiver.
WIRELESS ZONE SENSOR
Weigh ts
Table 48 Approximate Operating Weights (Lbs.)
Page
Weights
Table 50 Roof Curb Weights
Options
Chilled Water Cooling
Cooling Only/Heating Casings
Blank Sections
Fan Optio ns
Filters
Fresh Air
System Control
Agency Approval
Miscellaneous Options
Field Installed Accessories
Electronic Zone Sensors
Roof Curb
Mechanical Specifications
General
Casing
Access Doors
Blank Sections
Cooling System Chilled Water Coil
Water Va lve
External Piping Enclosure
Air Handling System
Supply Fan
Filters
MERV 14, 90-95 Percent, Low Pressure Drop, Totally Incinerable, Cartridge, Final Filter
MERV 14, 90-95 Percent, High Temperature Rated, Cartridge, Final Filter Option
MERV 17, 99.97 Percent, Standard Temperature Rated, HEPA, Final Filter Option
MERV 17, 99.97 Percent, High Temperature Rated, HEPA, Final Filter Option
Exhaust Air
General
No Relief (Standard)
100 Percent Modulating Exhaust Fan Optio n
100 Percent Modulating Exhaust Fan with Statitrac Control Option
Return Air
100 Percent Modulating R eturn Fan
100 Percent Modulating R eturn Fan with Statitrac Control Option
Fresh Air
General
Heating System
Electric Heating Option
Gas Fired Heating Option
Steam Heating Option
Hot water Heating Op tion
CO2 Sensing
