11-EXHIBIT 3 - AHU Performance Data (1).pdf
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- Attached to
- WVCC AHU REPLACEMENT
- Solicitation number
- PROJ-26-074
- Issued by
- Volusia County, Florida
About this file
This is an Air Handling Unit (AHU) Performance Data report for Halifax Health West Volusia Care Center in Florida, documenting the specifications and performance characteristics of a replacement 25-ton air handling unit designated as AHU-5 ALT 1. The unit is a Lau model DDPG2 with a capacity of 10,000 CFM, featuring a direct-drive supply fan powered by a 15 HP motor operating at 460/3/60 volts. The unit includes a 5-row DX cooling coil with R-454B refrigerant, a 2-inch pleated primary filter (MERV 8), and an ABB AYK-580 variable frequency drive (VFD) for motor control. The overall dimensions are 70 inches in length by 60 inches in height by 72 inches in width, with a total operating weight of 3,658 pounds. The unit operates at a total static pressure of 4.38 inches of water gauge with a face velocity of 500 feet per minute across the filter section and 379 feet per minute across the cooling coil.
The performance data indicates the supply fan operates at 2,559 RPM under full load conditions with a power requirement of 11.40 BHP, while the cooling coil maintains an entering air temperature of 80°F dry bulb and 67°F wet bulb with a leaving air temperature of 55.3°F dry bulb. The unit is equipped with stainless steel drain pans, thermal breaks in the casing construction, and meets IBC seismic requirements for non-critical equipment with an importance factor of 1.0. The document notes that the unit falls outside the scope of AHRI Standard 430/431 and that the selected fan ratings are approved only for use outside the state of California. All coils are manufactured by Johnson Controls, Inc., and are rated in accordance with AHRI Standard 410, though they are not AHRI certified.
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Job Summary Project Name: Halifax Orange City Unit Tag(s): AHU-5 ALT 1 Quantity: 1 Environment: Indoor
Unit Overview Model Airflow (CFM) Altitude (ft) Operating Weight (lbs)
XTI-60x72 10,000 0 3,658
Segment Sequence
(TN-2)/(TN-1)\(FS)(CC FF)
Unit Construction Casing Details
Segment(s) Thickness
(in) Exterior Paint Exterior Gauge and Material Interior Gauge and
Material
Insulation Thickness and
Material
Mylar Lining
Thermal Break
Bulkhead Material
TN-1, TN-2, FS 2" None Standard Ga. G- 90 Galvanized
Standard Ga. G- 90 Galvanized 2" Foam - - None
FF, CC 2" None Standard Ga. G- 90 Galvanized
Standard Ga. G- 90 Galvanized 2" Foam - - Galvanized
Steel Base Details
Segment(s) Material Paint FF, CC, TN-1 6" Formed Steel None
Floor Details Segment(s) Gauge and Material Paint Insulation Thermal Break Attachment Sub-Floor Gauge and Material
FF, CC, TN-1 Standard Ga. G-90 Galvanized None 2" - Screw Down None
TN-2, FS Standard Ga. G-90 Galvanized None 2" Foam - - N/A
Unit Electrical Circuit Details
# Component(s) V/Ph/Hz Full Load Amps (FLA) Minimum Current Ampacity (MCA)
Maximum Overcurrent Protection (MOP)
1 FS VFD-1 (on FS) 460/3/60 18.2 22.75 40 2 Light Switch (on FS) 120/1/60 - - 15
Electrical Details Minimum Unit SCCR 100 kA rms Symmetrical ETL Label (UL1995/NEC-2002) Yes
Unit Light Type Light Switch Enclosure LED Indoor
Air Handling Unit Performance Report
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
Supply Fan(s) Performance Details
Fan Manufacturer Model # Blades Class Size % Wheel
Width % Wheel Diameter Quantity Airflow per Fan
(CFM) Altitude (ft) TSP (in w.g)
ESP (in w.g)
Fan Speed
(RPM)
Fan Power
(BHP)
Lau DDPG2 9 II 200 120 100 1 10,000 0 4.38 2.00 2,559 11.40
Max RPM Wheel Type
Blade Type
Wheel Material Base Material Fan Flow
Isolation AirFlow
Monitoring Inverter Drive
Balancing Isolation Type Thrust Restraints
2,771 SWSI Airfoil Aluminum Galvanized Steel None Yes (K=2136.00) - 2" Spring Yes
Drive Type FEI FEP (KW) Inlet Screen Fan Cage Fan Stand Motor Removal Rail Seismic Snubber
Direct Drive 1.15 9.47 - - - - - Motor Details
Type / MFG Motor Power (HP) V/Ph/Hz Quantity Insulation Class RPM Frame Size FLA (Amps) Efficiency Location SGR
ODP / Baldor 15.0 460/3/60 1 H 1,800 254T 18.20 Premium Left Yes At Motor Synchronous Details
TSP (in w.g.) Total Air Flow (CFM) Fan Speed (RPM) Fan Power (BHP)
2.10 6,917 1,770 3.77
Notes Unit is outside the scope of the AHRI Standard 430/431.
Per California Energy Code (C.E.C.), Title 20, the selected fan ratings are only approved for use in equipment outside the state of California. Buyer assumes all liability for non-compliance of the noted regulation.
Air Handling Unit Performance Report
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
DX Coil(s) Coil Information
Segment[Index] Coil Tag Coil Duty Fluid Type Airflow (cfm) Flow Direction Density Altitude (ft) CC[1] - Cooling Direct Expansion 7500 Horizontal Standard 0
Coil Bank Configuration
Segment[Index] Tube Diameter
(in) Fin Type
Total Fin Height (in)
Fin Length per Coil (in)
Face Velocity (fpm)
Stacking Rack Material Coils High Coils
Wide Coil
Configuration
Coil Stagger
(in)
Coil Pull Panel
CC[1] 0.500
Corrugated 47.50 60.00 379 - 2 1 Standard 0 Right Side
Airside Performance Segment[Index] EAT-DB (°F) EAT-WB (°F) LAT-DB (°F) LAT-WB (°F) TMBH SMBH Air Pressure Drop (in w.g.)
CC[1] 80.0 67.0 55.3 54.3 294 206 0.50
Fluidside Performance
Segment[Index] EFT (°F) LFT (°F) Fluid Velocity (fps)
Fluid Flow (gpm)
Suction Saturation
Temperature (°F)
Refrigerant Type
Refrigerant Pressure Drop (ft)
Rows Tubes Per Circuit Reynolds Number
CC[1] 0.0 0.0 0.0 0.0 50.0 R-454B 3.0 5 10 0
Fin and Tube Configuration
Segment[Index] Fin Thickness (in) / Material Fin Spacing (fpi)
Tube Thickness
(in) Turbulators Return Bend
Thickness Casing Material Coil Coating Fouling Factor (hr.ft².°F/BTU)
CC[1] 0.008 Aluminum 12 0.016 No 0.016 Galvanized Electro Fin - Header and Connection Configuration
Segment[Index] Header Material
Connection Material Circuits Distributor
Count
Connection Diameter
(in)
Connection Offset (in)
Connection Type Connection Location/Rotation
CC[1] Copper Copper 19 2 1.63 0 Sweat Right Other Performance
Segment[Index] Dry Weight (lbs) Fluid Weight (lbs) Internal Volume (ft³)
CC[1] 302 23 1.3
Notes
● Performance is shown for the entire coil bank. Performance is not per coil.
● Coil index indicates position in segment. Example: CC-1, index 1; Spacer, index 2; CC-1, index 3
● Ratings are for coils manufactured by Johnson Controls, Inc., 507 E. Michigan St., Milwaukee WI 53202.
● All ratings are based on entering sub-cooled liquid refrigerant temperature of 110°F.
● CC[1]: AHRI Certified:No.All Coils: not certified by AHRI 410. All Coils: rated in accordance with the AHRI Forced-Circulation Air-Cooling and Air- Heating Coils Certification program which is based on AHRI Standard 410. Certified units may be found in the AHRI Directory at www.ahridirectory.com.
● AHRI Certified: No
● All Coils: BDX Tube Spacing: 1.25 x 1.08
● All Coils: Coil Dll Version: 8.11
● CC[1]: Note: When Conditions that produce condensate exist, coil face velocities above 396 fpm may result in condensate carryover.
Drain(s) Details
Segment Drain Pan
Liner Material Connection Location Liner Coating
CC Stainless Steel, 304 Left None
Air Handling Unit Performance Report
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
Filter(s)
Segment Type Depth Filter Loading Media/MERV # of Spares Spare Filter Media Frame Material
FF Primary Filter 2" Side Pleated 30% Efficiency (MERV 8) - - Galvanized Steel
Sizes Filter Gauge Details Segment Filter 1st Filter Size H x W (in) 1st Qty Location Type Range
(in w.g) FF Primary Filter 24x20 6 Door Minihelic 0 - 2.0
Door(s)
Segment(s) Location Swing Hinge Location H x W x T (in) View Port ViewPort
Wire Test Port
Spare Gasket
Thermal Break Fastener Type Safety
Latch
Noncontact Safety
Interlock FF Right Outward Front 54 x 10 x 2 None - - - - Plated - -
TN-1 Right Outward Rear 54 x 18 x 2 None - - - - Plated - - FS Right Outward Front 54 x 19 x 2 None - - - - Plated Yes -
Motor Control(s) VFD Details
Segment Type V/Ph/Hz Input/Output Amps*
Efficiency
Heat Loss (at 100% load) Enclosure Bypass Disconnect Type RFI/EMI EMC
Filter FS AYK-580 460/3/60 23/23 98 322 NEMA 1 - Fused Yes
Notes (ABB VFD) *Drives are rated for use below 3,000 ft and 104°F. Refer to the Air-Mod Engineering Guide Form 100.42-EGI (813) for additional information.
Drives are current rated devices. The HP ratings provided are for reference only and are based on typical 4-pole motors at nominal voltages (NEC Table 430-150). If full motor torque is required, ensure the drive has a continuous current rating equal to, or greater than, the full load amp rating of the motor.
Storage Temperature: -40°F to 158°F (-40°C to 70°C).
Ambient Operating Temperature: Temperate 5°F to 104°F (-15°C to 40°C). De-rating to operate at 122°F (50°C).
Relative Humidity: 5% to 95% non-condensing. Maximum relative humidity is 60% in the presence of corrosive gasses.
Altitude: 100% Load Capacity (No De-rating) up to 3,300 ft. (1,000 m). 1% derating for each 330 ft. above 3,300 ft. Installations above 6,600ft.
(2,000 m) require review.
If 8KHZ Switching Frequency is used, de-rate output current to 80%.
Overload Current Rating: 110% for 1 minute every 10 minutes and is capable of 130% short term-overload rating for 2 seconds our of each minute.
If applicable, motor overload protection in the bypass mode is provided by a Class 20 motor overload relay.
The customer is responsible for providing either a platform/catwalk or portable means to access the VFD when the VFD is installed where the center of the handle of the disconnecting means in its uppermost position is greater than 78” above the finished floor.
Input line Impedance: 5% Equivalent Input Impedance with internal reactor(s). Patented swinging choke design for superior harmonic mitigation.
Use Copper Conductors Only. Do not use aluminum wire.
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
Face Velocity and Static Pressure Summary
Segment Description Face Area (ft²) Airflow
(CFM)
Face Velocity (ft/min)
Supply Fan Static Pressure
(in w.g.)
Exhaust/Return Fan Static Pressure (in w.g.)
FF 2" Pleated 30% Efficiency (MERV 8) 20.0 10,000 500 0.29 0.00 FF Dirty Filter Allowance 0.0 0 0.50 0.00 CC Cooling - 5 Row - 12 Fins Per Inch 26.4 10,000 379 0.50 0.00
TN-1 Internal Opening 10.1 10,000 992 0.10 0.00 TN-2 Safety Cover 10.1 10,000 992 0.11 0.00 TN-2 Internal Opening 10.1 10,000 992 0.10 0.00
FS Supply Air Opening 4.7 10,000 2,146 0.78 0.00 FS External Static - User Entered 0.0 0 2.00 0.00
Total 4.38 0.00
Dimensions and Weight Details
Segment Description Length1 (in) Height (in) Width2 (in) Weight3 (lbs) FF Flat Filter 23 60 72 503 CC Cooling Coil 22 60 72 629
TN-1 Turning 25 60 72 514 TN-2 Turning 25 60 72 497
FS Fan (Supply) 45 60 72 1,515 Overall 70
Notes ¹The length includes bottom tier segments only.
²The width does not include coil connection extensions or door latches that extend beyond the unit casing. The width does not include the depth of any pipe chases.
³See Shipping Summary for notes on weights.
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
Recommended Trap Height
Segment Applicable Fan Fan TSP (in w.g.) Positive or Negative Calculated Dimensions (in) Recommended Dimensions (in) Base Rail
Height (in) H X H + X H H + X
CC Supply Fan 4.38 Negative 4.29 2.14 6.44 4.50 6.50 6
Notes Formulas and calculations are recommendations only. Contractor shall determine actual dimensions required for each trap based on jobsite conditions, and application requirements.
Refer to the Installation Manual of the IOM for more information.
Statement of Compliance
Air Handling Unit AHU's meet IBC seismic requirements for non-critical equipment (Ip = 1.0) for locations with design spectral response Sds <= 0.43.
Units must be rigid mounted.
The anchorage of the unit to the ground or building structure needs to be evaluated by and is the responsibility of the engineer of record.
Specification of seismic requirements is the responsibility of the project design engineer. If formal certification is required, please contact your sales representative and/or application engineer for review. Certain application and site requirements may require additional cost and/or lead time.
Component locations are listed as Segment Hand (Unit Hand): ex. Left (Right). See Submittal Drawing for additional details.
Air handling unit parameters vary depending on conditions. Parameters such as airflows, air pressure drops, and coil capacities are shown for design conditions.
Air Handling Unit Performance Report
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
Shipping Summary
Skid Skid Length (in) Skid Height (in) Skid Width (in) Shipping Weight (lbs) Operating Weight (lbs)
CC FF 51 72 80 1,162 1,132
FS 51 67 89 1,576 1,515
TN-1 31 73 80 568 514
TN-2 31 66 80 549 497
Overall 3,658
Notes Skid Width: Total width of the shipping skid, including any items that may extend beyond the cabinet (this includes any door handles, coil connections, drain connections, lifting lugs, mounted pipe-chases, electrical/control components, tie-down brackets, side dampers).
Skid Height: Total height of the shipping skid, including any items that may extend beyond the cabinet (this includes any base-rails, shipping wood-blocks, roof peak, discharge flanges, mounted gas-furnace flue pipes).
Skid Length: Total length of the shipping skid, including any items that may extend beyond the cabinet (this includes any mounted rain-hoods, discharge flanges, tie-down brackets, shipping wood-blocks, front dampers, split connectors, electrical/control components, outrigging extensions, isolation dampers, inlet baskets).
Shipping Weight: Represents the estimated shipping weight with a tolerance of +/- 10% for values greater than 5,000 lbs. Values less than 5,000 lbs. may have higher percentage variation but not any consequential shipping impact. Shipping weight does not include ship loose and/or field-installed items but does include estimate for shipping materials and/or opening covers.
Operating Weight: Represents the estimated operational weight with a tolerance of +/- 10% for values greater than 5,000 lbs. Values less than 5,000 lbs. may have higher percentage variation. Operational weight estimate includes unit shell, internal components and structure, and known ship loose and/or field-installed items (weather hoods, pipe chases, factory-provided filter media and estimated fluid weight in coils). Actual operating weight will be heaver due to additional field installed materials including but not limited to field-provided filter media, piping, control devices, and/or inertia base concrete.
Project Name: Halifax Orange City Last Saved: 04/28/2025-04:02:11 PM (UTC) Estimate Name: Halifax Orange City Software Version: 2025.04.02.001
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