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Home My WebLink AboutBALANCE REPORTSCANNED BY St. Lucie Crnmh, ACCURATE BALANCING & COMMISSIONING, INC 1742 E Rd, Loxahatchee, FL 33470 Phone 561-351-0245 Roberta.tabfirm.com TAB/Cx Supervisor Robert Shorr NEBB Certification 93429 Expires 3/31/2018 CERTIFIED TEST; ADJUST., BALANCE REPORT Project: SLC Courthouse Annex AHU Replacement St Lucie County, Florida 2300 Virginia Ave, Ft Pierce, FL 34982 Contractor: Airstron, Inc. 1559 SW 21 AV Ft. Lauderdale, FL 33312 (954)923-1654 Main Engineer: OCI Associates, Inc. 181 Melody Lane Ft Pierce, FL 34950 Phone: 772-466-1165 Technicians: Robert Shorr & Travis Shorr Test Dates: 10/11/17 thru 10/21/17 THE DATA PRESENTED IN THIS REPORT IS A RECORD OF SYSTEM MEASUREMENTS AND FINAL ADJUSTMENTS THAT HAVE BEEN OBTAINED IN ACCORDANCE WITH THE CURRENT EDITION OF THE NEBB PROCEDURAL STANDARDS FOR TESTING, ADJUSTING AND BALANCING OF ENVIRONMENTAL SYSTEMS. ANY VARIANCES FROM DESIGN QUANTITIES, WHICH EXCEED NEBB TOLERANCES, -ARE NOTED IN THE TEST -ADJUST -BALANCE REPORT PROJECT SUMMARY DUCT SMOKE DETECTOR TESTING AND CERTIFICATION VERIFIES THE DIFFERENTIAL PRESSURE ACROSS THE DETECTOR PICK UP TUBES ONLY AND DOES NOT TEST ANY ELECTRICAL OR DETECTOR OPERATION. 11111117 Ro ert Shorr, NEBB Certified Professional Date 40 RoeERT D. SHORR CERTIFICATION 3429 Exp.3131/18 j HvrfmMe a ACCURATE BALANCING & COMMISSIONING, INC 1742 E Rd, Loxahatchee, FL 33470 TAB/Cx Supervisor Robert Shoff Phone 561-351-0245 NEBB Certification #3429 Roberttabfirm.com Expires 3/31/2018 Equipment Calibration Schedule Instrument Serial # Model Application PP Dates of use Calibration Date Evergreen DP Meter with E2F5- PNS-PV FPM, CFM, DP 10/11/17 thru 5/9/17 8" & 15" Flow Hoods 1400188 10/21/17 Evergreen Hydronic 10/11/17 thru 1/26/17 Manometer 1700103 S-DP-125 H dronic Pressure 10/21/17 10/11/17 thru 5/11/17 Extech Tem /RH Meter 120605431 RH-390 Temperature & Humidity10/21/17 10/11/17 thru 5/8/17 Fluke Electrical Meter 99250029 T5-600 Voltage, Amperage 10/21/17 FPM — feet per minute RH — Relative Humidity R/A — Return Air O/A — Outside Air GPM — Gallons per minute AHU — Air Handling Unit TBD — To Be Determined FCU — Fan Coil Unit Definitions CFM — cubic feet per minute S/A — Supply Air E/A — Exhaust Air FL — Full Load OAFM -Outside Air Flow Meter N/A — No Design Value.on Drawings ft — Feet Head Project Summary RTU — Roof Top Unit Perform test & balance of total supply, outside air and chilled water flow for two new air handlers on the 2°d and Yd floors. No deficiencies noted. Deficiencies Table of Contents Description Page Number AHU Reports 1-2 Chilled Water Coil Reports 3-4 G ACCURATE BALANCING & COMMISSIONING, INC Air Handling Unit PROJECT: SLC Courthouse Annex AHU Replacements LOCATION: Ft. Pierce, FL PROJECT A: 120115VB SYSTEM/UNIT: AHU-02 AREA: 2nd Floor Unit Data _. Unit Manufacturer Trans Unit Model Number CSAA050 Unit Serial Number K17E40082 AHU-021SF Fitter Bank Filter Type _ 2" Pleated Filter Quantity - Size 1 12 Filter Dimensions - Size 1 20x25 _ Tes_ tData O/A Damper Position 40 % Outside Air Duct Size 17.5 x 57.5 in AHU-021SuooN Fan VFD Speed Final 70 Hz Motor Volts T1-T2 484 Volts Motor Volts T2-T3 481, Volts Motor Volts T1-T3 483 Volts Motor Amps Ti 10.2 Amps Motor Amps T2 10.3 Amps Motor Amps T3 10.6 Amps DATE: 11/2/2017 CONTACT: Robert Shorr —_.. .. Motor Data.•.. -.. ._ AHU-021Suooly Fan Motor Frame 254T Motor HP 2x7.5 HP Motor RPM 1180 RPM Motor Rated Volts 460 Volts Motor Phase 3 Motor Hertz 60 Hz Motor FL Amps 11 Amps Motor Service Factor 1.15 �.:_: •'-- -- Sheave Data _ AHU-0215uonly Fan. Motor Sheave MFG Direct Drive' Test Pressures 1 Pre -Filter SP In -0.24 in. we Cool. Coil SP In -0.30 in. we Total SP Suction -0.44 in. we Total SP Discharge 1.62 in. we - _ Alr Test Data S/A Scheduled Design 17700 CFM Total S/A Outlet Actual 17157 CFM R/A Scheduled Design 14700 CFM Total R/A Inlet Design 14061 CFM Outside Air Design Max 3000 CFM Outside Air Actual Max 3096 CFM O/A Flow Meter 3032 CFM OAFM K Factor 0.43 Accurate Balancing and Commissioning Page 1 of 4 G ACCURATE.BALANCING & COMMISSIONING., INC Air Handling Unit PROJECT: SLC Courthouse Annex AHU Replacements LOCATION: Ft. Pierce, FL PROJECTM 120115VB SYSTEM/UNIT: AHU-03 AREA: 3rd Floor ,. ..-. .'Unit Daf_a. _ Unit Manufacturer Trans . Unit Model Number CSAA050 Unit Serial Number K17E40089 AHU-031SF Filter Bank - Filter Type 2" Pleated Filter Quantity - Size 1 12 Filter Dimensions - Size 1 20x25 - 'Test Data. _ - O/A Damper Position 25 % Outside Air Duct Size 17.5 x 57.51n AHU-03113uooly Fan VFD Speed Final 60 Hz Motor Volts T1-T2 484 Volts Motor Volts T2-T3 480 Volts Motor Volts T1-T3 482 Volts Motor Amps T1 12.9 Amps Motor Amps T2 12.5 Amps MotorAmps T3 12.8 Amps DATE: 11/2/2017 CONTACT: Robert Shorr _ MotorData AHU-031Suooly Fan Motor Frame 256T Motor HP 2x10 HP Motor RPM 1180 RPM Motor Rated Volts 460 Volts Motor Phase 3 Motor Hertz 60 Hz Motor FL Amps 14.3 Amps Motor Service Factor 1.15 - 'Stieave.Data - - - _ AHU-03/3upply Fan Motor Sheave MFG Direct Drive Test Pressures,ilter SP In -0.23 in. we ffTot'oaCoil SP In -0.271n. we SP Sucton -0.40 in. we SP Discharge 1.44 in. we *It Test_ Data S/A Scheduled Design 18500 CFM Total S/A Outlet Actual 18623 CFM R/A Scheduled Design 15500 CFM Total R/A Inlet Design 15658 CFM Outside Air Design Max 3000 CFM Outside Air Actual Max 2965 CFM CIA Flow Meter 3020 CFM OAFM K Factor 0.64 Accurate Balancing and Commissioning Page 2 of 4 ACCURATE BALANCING & COMMISSIONING, INC Coil Test PROJECT: SLC Courthouse Annex AHU Replacements LOCATION: Ft. Pierce, FL PROJECTM 120115VB SYSTEM/UNIT: CHWC-2 -.' - Unit Data Coil Location AHU-2 Coil Type Chilled Water DATE:. 11/2/2017 CONTACT: Robert Shorr AlrTest Data ,' Airflow Design 17700 CFM Airflow Actual 17157 CFM Ent. Air DB Temp Design 78.5 Deg F Ent. Air DB Temp Actual 76.0 Deg F Ent. Air WB Temp Design 64.8 Deg F Ent. Air WB Temp Actual 69.0 Deg F Leay. Air DB Temp Design 52.0 Deg F Leay. Air DB Temp Actual 53.8 Deg F Leay. Air WB Temp Design 51.6 Deg F Leay. Air WB Temp Actual 50.0 Deg F Wate-r Test_Data Water, Flow Design 136.4 GPM Water Flow Actual 130.0 GPM Coil Inlet PSI Actual 27.9 PSI Coil Outlet PSI Actual 27.2 PSI Press. Drop PSI Actual 1.1 It Ent. Water Temp Design 45.0 Deg F Ent. Water Temp Actual 42.0 Deg F Leay. Water Temp Design 55.0 Deg F Leay. Water Temp Actual 52.0 Deg F Water Delta T Design 10.0 Deg F Water Delta T Actual 10.0 Deg F Balancing Valve Brand TA Balancing Valve Size 4 " Balancing Valve Setting 7 Accurate Balancing and Commissioning Page 3 of 4 irl ACCURATE BALANCING & COMMISSIONING, INC Coil Test PROJECT: SLC Courthouse Annex AHU Replacements LOCATION: Ft. Pierce, FL PROJECT #: 120115VB SYSTEM/UNIT: CHWCJ _ Unit'Data 71 x Coil Location y AHU-3 Coil Type Chilled Water DATE: 11/2/2017 CONTACT: RobertShorr .- Air Test Data. ._,. .. .. Airflow Design 18500 CFM Airflow Actual 18623 CFM Ent. Air DB Temp Design 78.9 Deg F - Ent. Air DB Temp Actual 77.0 Deg F Ent. Air WB Temp Design 65.1 Deg F Ent. Air WB Temp Actual 68.0 Deg F Leay. Air DB Temp Design 52.0 Deg F Leay. Air DB Temp Actual 55.4 Deg F Leay. Air WB Temp Design 51.6 Deg F Leay. Air WB Temp Actual 53.4 Deg F r Water Test,bate Water Flow Design 146.1 GPM Water Flow Actual 135.0 GPM Coil Inlet PSI Actual 19.6 PSI Coil Outlet PSI Actual 19.0 PSI Press. Drop PSI Actual 1.2 ft Ent. Water Temp Design 45.0 Deg F Ent. Water Temp Actual 42.0 Deg F Leay. Water Temp Design 55.0 Deg F Leay. Water Temp Actual 52:0 Deg F Water Delta T Design 10.0 Deg F Water Delta T Actual 10.0 Deg F Balancing Valve Brand TA Balancing Valve Size 4" Balancing Valve Setting 7 Accurate Balancing and Commissioning Page 4 of 4