CSAA - AHU-3 - Consolidated Customer Package.pdf
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- Solicitation number
- N4008523R2780
About this file
This document provides specifications for an air handling unit replacement project for Building 3030 at Naval Station Oceana. The scope of work includes disconnecting and removing the existing Air Handling Unit 3, associated controls, piping and wiring. The contractor shall supply and install a new air handler that meets or exceeds the specifications outlined, including dimensions, capacity, and electrical requirements. Additional requirements include installing new outside air dampers and actuators that are compatible with the existing Direct Digital Controls system. Only contractors holding the Utility Mechanical Construction Multiple Award Contract for the Naval Facilities Engineering Command can bid on this project.
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Text version
Trane Performance Climate Changer Air Handler
Unit Overview - AHU-3
Application Unit Size External Dimensions Weight
Height Width Length Installed Rigging Outdoor unit CSAA010 43.6 in 61.5 in 133.0 in 2367 lb 2069 lb
Quantity of Shipping Sections Largest Ship Split
Heaviest Ship Split Elevation Height Width Length
1 piece(s) 43.6 in 61.5 in 132.9 in 2141 lb 0.00 ft Supply Fan
Airflow 5000 cfm Total Static Pressure 4.570 in H2O
Note: Height includes air handler sloped roof panel and standing seam.
Construction Features
Panel 2in. foam injected R-13 with thermal break
Panel Material
All unit inner panels -galvanized
Integral Base Frame 6in. integral base frame
Paint Slate gray
Short Circuit
Current Rating
5 kA
Agency Approval UL listed unit
Roof Curb Type Standard roof curb
Unit Electrical
Circuit Voltage/Phase/Frequency FLA MCA Max Fuse Size
Circuit number 1 Supply fan + controls-LL 200-208/3/60 29.50 A 36.50 60.00
Unit Controls Factory Controls Package Variable volume
Controller Type Symbio Controller mounting Unit mounted
Controller location Right Factory programmed Yes
Warranty Warranty section Extd. warranty
Labor - 1st year 1st year labor warranty
Air mixing section - Position: 1
Openings
Face Path Type Airflow Face Velocity Area Pressure
Drop Hood
Back Outside Parallel blade damper 5000 cfm 1202 ft/min 4.16 sq ft 0.321 in H2O Yes
Bottom Return Parallel blade damper 5000 cfm 1202 ft/min 4.16 sq ft 0.282 in H2O N/A
Filter
Type Frame MERV Rating Quantity Size Pleated media - MERV 8 2" MERV 8 4.00 20in.x25in.
Pressure Drop Condition Face Velocity Airflow Area
0.595 Mid-life 360 ft/min 5000 cfm 13.89 sq ft
Section Options
Door Location Both
CSAA
Quantity: 1 Tags: AHU-3
Job Name: NAS Oceana - Bldg. 3030, AHU#3
2023/12/05 14:19:09 Page 1 of 3 Product Version: 1
Cooling coil section - Position: 2
Coil Construction
Model Chilled water - 1/2" Unit Optimized, General (UW)
Rows 8 Tube Diameter 1/2in. tube diameter (12.7 mm)
Coil Connection Standard Tube Matl/Wall Thickness .016" (0.406 mm) copper tubes
Fin Spacing 87 Per Foot Fin Material Aluminum fins
Fin Type Delta flo H (Hi efficient) Face Area 9.98 sq ft
Coil (top/single) H x L 28 in. (711 mm) X 50" (1270 mm) finned length
Casing Galvanized Coating CompleteCoat(TM) Epoxy E-coat
Turbulators Not Included Rigging Weight 188.3 lb
Installed Weight 259.9 lb
Coil Section Options
Extended Drain and Vent Holes only Drain Pan Stainless steel
Drain Pan Size Medium Drain Connection Left
Minimum Trap Height (L) 8.039 in H Trap Dimension 4.693 in J Trap Dimension 2.346 in
Door Location Right
Coil Performance
Capacity
Total 190.74 MBh Sensible 137.79 MBh
Air
Flow 5000 cfm Entering Dry Bulb 80.00 F Entering Wet Bulb 67.00 F Leaving Dry Bulb 55.00 F Leaving Wet Bulb 54.68 F
Pressure Drop 1.057 in H2O Face Velocity 501 ft/min
Fluid
Flow 25.34 gpm Entering 42.00 F Leaving 57.00 F
Pressure Drop 2.80 ft fluid Tube Velocity 1.98 ft/s
Reynolds Number 5730.35 Type Water
Concentration 100.00 % Fouling Factor 0.00000 hr-sq ft-deg F/Btu
Volume 8.56 gal
AHRI 410 Classification
AHRI 410 Classification NOT Certified by AHRI Data Generation Date 11/21/2023
Trane Select Assist update number 2770
Note: Coil is NOT certified by AHRI. Coil is within the scope of AHRI Standard 410.
Supply fan section - Position: 3
Fan Data
Wheel Diameter/Type/Class 18.25in. dd plenum, full width, M press
Fan Quantity 1 Discharge Location Bottom front
Motor Location Right side drive
Blades Higher eff.(some bands lower,more spike)
Drive Service Factor Direct drive Fan K-factor 1822.00
Fan Performance
Airflow 5000 cfm Total Static Pressure 4.570 in H2O
Total Brake Power 5.612 hp Operating Speed 2371 rpm
AMCA FEG FEG85
Bare fan peak total efficiency 72.20 %
Unit Static Efficiency 64.19 %
Motor Interface Options
Selection Type VFD Voltage 200-208/3
Mounting Location Internal mounting VFD Frequency 80.00 Hz
Motor Data
Power / Fan 7.5 hp Voltage 200-208/3
Speed 1800 Class NEMA premium compliant ODP
Efficiency 91.19 % Part Load Efficiency 85.73 %
Fan electrical power (FEP) 4.82 kW
FEI 1.31
AHRI VFD HP 7.500 hp Wire to air static efficiency 55.64 %
Note: VFD driven motor fan electrical power calculated in accordance with AHRI 430.
Note: Certified airflow performance per AHRI 430
Fan Section Options
Fan Wheel Balance Inverter balance with shaft grounding
Door Location Both Door Guard Yes
Fan Discharge Options
Face Type Airflow Face Velocity Area Pressure Drop Exhaust Hood Damper Torque
Requirement
Bottom Face Feature
Bottom rectangular discharge 5000 cfm 1502 ft/min 3.33 sq ft 0.282 in H2O N/A N/A
Note: Certified by the AHRI Central Station Air-Handling Unit (AHU) Certification Program, based on AHRI Standard 430/431. AHRI certified units are subject to rigorous and continuous testing, have performance ratings independently measured and are third party verified. Certified units may be found in the AHRI Directory at www.ahridirectory.org.
CSAA
Quantity: 1 Tags: AHU-3
Job Name: NAS Oceana - Bldg. 3030, AHU#3
2023/12/05 14:19:09 Page 2 of 3
Pressure Drop in (in w.g.)
Supply fan
Air mixing section 1.23
Coil section 1.06
Fan section 0.28
Internal Static Pressure 2.57
External Static Pressure 2.00
Total Static Pressure 4.57
Starter/VFD only section - Position: 4 Supply Fan Motor Interface Door Right
CSAA
Quantity: 1 Tags: AHU-3
Job Name: NAS Oceana - Bldg. 3030, AHU#3
2023/12/05 14:19:09 Page 3 of 3
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