{"id":369554,"date":"2024-10-20T02:15:26","date_gmt":"2024-10-20T02:15:26","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/aabc-nationalstandards-7thedition-2021\/"},"modified":"2024-10-26T03:51:52","modified_gmt":"2024-10-26T03:51:52","slug":"aabc-nationalstandards-7thedition-2021","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/aabc\/aabc-nationalstandards-7thedition-2021\/","title":{"rendered":"AABC NationalStandards 7thEdition 2021"},"content":{"rendered":"

The 7th Edition of AABC\u2019s National Standards for Total System Balance is now available! Completely rewritten and reorganized, the Standard is also the first AABC standard to achieve designation as an approved American National Standard through ANSI. This comprehensive manual details the minimum standards for total system balance. The Standards will assist the design professional in achieving design intent, provide a better understanding of the scope of work required of the TAB agency, and ensure that proper methods and procedures are followed in the test and balance process.<\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nCover <\/td>\n<\/tr>\n
3<\/td>\nCopyright <\/td>\n<\/tr>\n
4<\/td>\nPreface <\/td>\n<\/tr>\n
5<\/td>\nAcknowledgements <\/td>\n<\/tr>\n
6<\/td>\nTable of Contents <\/td>\n<\/tr>\n
8<\/td>\nChapter 1. Total System Balancing
1.1 Purpose
1.2 Scope
1.3 Overview <\/td>\n<\/tr>\n
9<\/td>\n1.4 Design Phase
1.5 Construction Phase
1.6 Total System Balancing Phase <\/td>\n<\/tr>\n
10<\/td>\n1.7 The Report <\/td>\n<\/tr>\n
23<\/td>\n1.8 Final Acceptance <\/td>\n<\/tr>\n
24<\/td>\nChapter 2. Instrumentation and TAB Tolerances
2.1 Overview
2.2 Terminology <\/td>\n<\/tr>\n
26<\/td>\n2.3 Temperature Measuring Instruments <\/td>\n<\/tr>\n
28<\/td>\n2.4 Air Measuring Instruments <\/td>\n<\/tr>\n
34<\/td>\n2.5 Hydronic Pressure Measuring Instruments <\/td>\n<\/tr>\n
36<\/td>\n2.6 Electrical Measuring Devices <\/td>\n<\/tr>\n
37<\/td>\n2.7 Rotational Speed Measuring Instruments <\/td>\n<\/tr>\n
38<\/td>\n2.8 Test and Balance Tolerances <\/td>\n<\/tr>\n
40<\/td>\nChapter 3. Airside Volume Measurement
3.1 Overview
3.2 Pitot Tube Traverses <\/td>\n<\/tr>\n
47<\/td>\n3.3 Density Correction <\/td>\n<\/tr>\n
48<\/td>\n3.4 Anemometer Coil Traverse <\/td>\n<\/tr>\n
50<\/td>\n3.5 Flow Factors for Airflow Measuring Devices <\/td>\n<\/tr>\n
51<\/td>\n3.6 Airflow Measuring Stations
3.7 Measured System Static Pressure <\/td>\n<\/tr>\n
52<\/td>\n3.8 Fan Curves <\/td>\n<\/tr>\n
53<\/td>\n3.9 System Effect <\/td>\n<\/tr>\n
54<\/td>\n3.10 Diversity <\/td>\n<\/tr>\n
55<\/td>\n3.11 References <\/td>\n<\/tr>\n
56<\/td>\nChapter 4. Basic Measurements
4.1 Overview
4.2 Rotational Measurements <\/td>\n<\/tr>\n
61<\/td>\n4.3 Electrical Measurements <\/td>\n<\/tr>\n
66<\/td>\n4.4 Temperature Measurements <\/td>\n<\/tr>\n
68<\/td>\n4.5 Electric Duct Heaters <\/td>\n<\/tr>\n
70<\/td>\nChapter 5. Leakage Testing
5.1 Overview <\/td>\n<\/tr>\n
71<\/td>\n5.2 Test Equipment <\/td>\n<\/tr>\n
72<\/td>\n5.3 Test Parameters <\/td>\n<\/tr>\n
73<\/td>\n5.4 Testing Procedures <\/td>\n<\/tr>\n
74<\/td>\n5.5 Report Data
5.6 AHU Pressure Testing <\/td>\n<\/tr>\n
75<\/td>\n5.7 Rooms, Floor and Building Pressure Testing <\/td>\n<\/tr>\n
76<\/td>\n5.8 References <\/td>\n<\/tr>\n
78<\/td>\nChapter 6. The Foundation of Total System Balancing
6.1 Overview
6.2 Document Review <\/td>\n<\/tr>\n
79<\/td>\n6.3 Construction Observation <\/td>\n<\/tr>\n
81<\/td>\n6.4 System Components <\/td>\n<\/tr>\n
83<\/td>\n6.5 Developing the Data Sheets <\/td>\n<\/tr>\n
86<\/td>\n6.6 Contractors\u2019 Responsibilities Prior to Balancing <\/td>\n<\/tr>\n
88<\/td>\n6.7 Pre-Balance Site Review <\/td>\n<\/tr>\n
90<\/td>\n6.8 Economizer Cycle Testing <\/td>\n<\/tr>\n
92<\/td>\nChapter 7. Constant Volume Systems
7.1 Overview
7.2 Incremental and Stand-Alone Components <\/td>\n<\/tr>\n
93<\/td>\n7.3 Basic Fan System <\/td>\n<\/tr>\n
95<\/td>\n7.4 Constant Volume Air Handling Units <\/td>\n<\/tr>\n
98<\/td>\n7.5 Multi-Zone Units <\/td>\n<\/tr>\n
103<\/td>\n7.6 Constant Volume Single Duct Systems <\/td>\n<\/tr>\n
110<\/td>\n7.7 Dual Duct Constant Volume System <\/td>\n<\/tr>\n
112<\/td>\n7.8 High-Pressure System with Induction Units <\/td>\n<\/tr>\n
116<\/td>\nChapter 8. Terminal Boxes for Constant Volume and Variable Systems
8.1 Overview
8.2 Single Duct Constant Primary, Constant Secondary <\/td>\n<\/tr>\n
117<\/td>\n8.3 Single Duct Variable Primary, Variable Secondary <\/td>\n<\/tr>\n
119<\/td>\n8.4 Single Duct Constant Primary, Variable Secondary Bypass Systems <\/td>\n<\/tr>\n
120<\/td>\n8.5 Single Duct Variable Primary, Constant Secondary Induction Systems <\/td>\n<\/tr>\n
122<\/td>\n8.6 Single Duct Variable Primary\/Constant Secondary Fan Powered Series Terminal boxes <\/td>\n<\/tr>\n
124<\/td>\n8.7 Variable Primary\/Variable Secondary Fan Powered Parallel Terminal Box <\/td>\n<\/tr>\n
126<\/td>\n8.8 Dual Duct Terminal boxes <\/td>\n<\/tr>\n
128<\/td>\nChapter 9. Variable Volume
9.1 Overview
9.2 Single Duct Air Valve with Variable Primary, Variable Secondary <\/td>\n<\/tr>\n
131<\/td>\n9.3 Bypass Air Valve Constant Primary, Variable Secondary Bypass Systems <\/td>\n<\/tr>\n
134<\/td>\n9.4 Variable Primary\/Constant Secondary Fan Powered Series Terminal Boxes <\/td>\n<\/tr>\n
137<\/td>\n9.5 Variable Primary\/Variable Secondary Fan Powered Parallel Terminal Box <\/td>\n<\/tr>\n
141<\/td>\n9.6 Dual Duct Variable Volume <\/td>\n<\/tr>\n
144<\/td>\n9.7 Fan Wall Systems
9.8 Underfloor Air Distribution Systems <\/td>\n<\/tr>\n
152<\/td>\nChapter 10. Fan Systems: Supply\/Return\/Relief\/Exhaust
10.1 Overview
10.2 Air Handling Unit Systems <\/td>\n<\/tr>\n
155<\/td>\n10.3 Utility Vent Sets <\/td>\n<\/tr>\n
159<\/td>\n10.4 Tubular Centrifugal Fans <\/td>\n<\/tr>\n
160<\/td>\n10.5 Power Roof Ventilators <\/td>\n<\/tr>\n
162<\/td>\n10.6 Propeller Fans <\/td>\n<\/tr>\n
163<\/td>\n10.7 Axial Fans <\/td>\n<\/tr>\n
164<\/td>\n10.8 Variable Volume <\/td>\n<\/tr>\n
165<\/td>\n10.9 Manifolded Systems <\/td>\n<\/tr>\n
168<\/td>\nChapter 11. Energy Recovery Systems\/Panels\/Chilled Beams
11.1 OVERVIEW
11.2 Rotating Wheel and Rotating Desiccant Wheel <\/td>\n<\/tr>\n
170<\/td>\n11.3 Air-to-Air Plate Heat Recovery Units <\/td>\n<\/tr>\n
174<\/td>\n11.4 Thermosiphon Heat Exchangers <\/td>\n<\/tr>\n
176<\/td>\n11.5 Run Around Coil <\/td>\n<\/tr>\n
178<\/td>\n11.6 Panels Used for Sensible Heating and Cooling
11.7 Chilled Beams <\/td>\n<\/tr>\n
180<\/td>\n11.8 References <\/td>\n<\/tr>\n
182<\/td>\nChapter 12. Temperature Control Systems
12.1 Overview
12.2 Basic Verification of Controls <\/td>\n<\/tr>\n
183<\/td>\n12.3 Verification and Documentation <\/td>\n<\/tr>\n
188<\/td>\nChapter 13. Hydronic Pumps and Pumping Circuits
13.1 Overview
13.2 Pump Head Measurement <\/td>\n<\/tr>\n
189<\/td>\n13.3 Verification of Impeller Size <\/td>\n<\/tr>\n
191<\/td>\n13.4 Determine Pump Flow <\/td>\n<\/tr>\n
194<\/td>\n13.5 Piping Circuits <\/td>\n<\/tr>\n
199<\/td>\n13.6 Pump Circuits <\/td>\n<\/tr>\n
202<\/td>\nChapter 14. Hydronic Devices
14.1 Hydronic Devices <\/td>\n<\/tr>\n
221<\/td>\n14.2 Hydronic Flow Measuring <\/td>\n<\/tr>\n
228<\/td>\nChapter 15. Hydronic Procedures
15.1 Overview
15.2 Hydronic System Readiness <\/td>\n<\/tr>\n
229<\/td>\n15.3 Constant Volume Water Balancing Procedure (Two-Pipe System, Direct or Reverse Return) <\/td>\n<\/tr>\n
232<\/td>\n15.4 Variable Volume Water Balancing Procedure <\/td>\n<\/tr>\n
235<\/td>\n15.5 Heating Terminal Temperature Balance
15.6 Steam <\/td>\n<\/tr>\n
237<\/td>\n15.7 Capacity Testing <\/td>\n<\/tr>\n
238<\/td>\nChapter 16. Chiller Testing
16.1 Overview
16.2 Basic Testing <\/td>\n<\/tr>\n
240<\/td>\n16.3 Field Performance Testing Of Chillers <\/td>\n<\/tr>\n
246<\/td>\nChapter 17. Cooling Tower Testing
17.1 Overview
17.2 Basic Test <\/td>\n<\/tr>\n
247<\/td>\n17.3 Performance Test Parameters <\/td>\n<\/tr>\n
251<\/td>\n17.4 AABC Performance Test <\/td>\n<\/tr>\n
252<\/td>\n17.5 CTI Performance Test <\/td>\n<\/tr>\n
264<\/td>\nChapter 18. Boiler Testing
18.1 Overview
18.2 Basic Test for Hot Water Boilers <\/td>\n<\/tr>\n
265<\/td>\n18.3 Boiler Performance Calculations <\/td>\n<\/tr>\n
266<\/td>\n18.4 Efficiency Test
18.5 Boiler Testing Procedures <\/td>\n<\/tr>\n
270<\/td>\nChapter 19. Domestic Water Balance Preparation & Procedures
19.1 Overview
19.2 Document Review
19.3 Plan Review <\/td>\n<\/tr>\n
271<\/td>\n19.4 Submittal Review
19.5 Domestic Hot Water Test Plan <\/td>\n<\/tr>\n
272<\/td>\n19.6 Instrumentation <\/td>\n<\/tr>\n
273<\/td>\n19.7 Testing Procedure for Domestic Hot Water Systems <\/td>\n<\/tr>\n
274<\/td>\nChapter 20. Kitchen Systems
20.1 Overview
20.2 The Heating, Cooling, and Ventilating System <\/td>\n<\/tr>\n
275<\/td>\n20.3 Kitchen Hoods <\/td>\n<\/tr>\n
282<\/td>\n20.4 Hoods With Make-Up Air Provisions <\/td>\n<\/tr>\n
283<\/td>\n20.5 Final Balance Procedures
20.6 References <\/td>\n<\/tr>\n
284<\/td>\nChapter 21. Laboratory Systems (Constant Volume & Variable Volume
21.1 Overview
21.2 Terminology <\/td>\n<\/tr>\n
286<\/td>\n21.3 Testing the Lab Exhaust <\/td>\n<\/tr>\n
287<\/td>\n21.4 Testing the Lab Supply
21.5 Pressurization <\/td>\n<\/tr>\n
288<\/td>\n21.6 Testing Exhaust Systems <\/td>\n<\/tr>\n
289<\/td>\n21.7 Testing Supply Systems
21.8 Stack Velocity
21.9 Tracking the Systems and Certifying <\/td>\n<\/tr>\n
291<\/td>\n21.10 Bio-safety Cabinets
21.11 References <\/td>\n<\/tr>\n
292<\/td>\nChapter 22. Sound
22.1 Overview
22.2 Sound Measuring Instruments <\/td>\n<\/tr>\n
293<\/td>\n22.3 Sound Rating Methods <\/td>\n<\/tr>\n
296<\/td>\n22.4 Acceptable Noise <\/td>\n<\/tr>\n
298<\/td>\n22.5 Testing Procedures for Measuring Sound Levels <\/td>\n<\/tr>\n
300<\/td>\nChapter 23. Vibration Testing
23.1 Overview
23.2 Vibration Meters <\/td>\n<\/tr>\n
301<\/td>\n23.3 Test Points <\/td>\n<\/tr>\n
302<\/td>\n23.4 Testing Procedures for Vibration Measurements <\/td>\n<\/tr>\n
306<\/td>\nChapter 24. Smoke Control Testing
24.1 Overview
24.2 Basic Testing <\/td>\n<\/tr>\n
307<\/td>\n24.3 Smoke Control Acceptance Testing <\/td>\n<\/tr>\n
308<\/td>\n24.4 Testing Procedures for Smoke Control Systems <\/td>\n<\/tr>\n
310<\/td>\n24.5 Atriums <\/td>\n<\/tr>\n
311<\/td>\n24.6 References <\/td>\n<\/tr>\n
312<\/td>\nChapter 25. Testing and Balancing Health Care Facilities
25.1 Overview
25.2 Pressurization <\/td>\n<\/tr>\n
321<\/td>\n25.3 Procedures for Measuring Room Pressures <\/td>\n<\/tr>\n
322<\/td>\n25.4 Smoke Testing for Direction of Airflow
25.5 Reporting Procedures for ORs, AII Rooms and PE Rooms
25.6 Heating <\/td>\n<\/tr>\n
323<\/td>\n25.7 Outdoor Air Intakes and Exhaust Discharge
25.8 Filtration
25.9 References <\/td>\n<\/tr>\n
326<\/td>\nChapter 26. HVAC Commissioning
26.1 Overview <\/td>\n<\/tr>\n
327<\/td>\n26.2 HVAC Commissioning Plan <\/td>\n<\/tr>\n
328<\/td>\n26.3 Terminology <\/td>\n<\/tr>\n
329<\/td>\n26.4 Schedule of HVAC Commissioning <\/td>\n<\/tr>\n
332<\/td>\n26.5 References <\/td>\n<\/tr>\n
334<\/td>\nChapter 27. Specification
27.1 Overview
27.2 Contractor\u2019s Responsibility Specification <\/td>\n<\/tr>\n
339<\/td>\n27.3 Sample Testing and Balance Specification <\/td>\n<\/tr>\n
348<\/td>\nChapter 28. Report Analysis & Verification
28.1 Overview
28.2 What a Report Provides
28.3 Using A Report <\/td>\n<\/tr>\n
350<\/td>\n28.5 Verification <\/td>\n<\/tr>\n
352<\/td>\nAppendices
APPENDIX A – Sample Test & Balance Report Forms <\/td>\n<\/tr>\n
354<\/td>\nTitle Page <\/td>\n<\/tr>\n
355<\/td>\nTable of Contents <\/td>\n<\/tr>\n
356<\/td>\nReport Summary <\/td>\n<\/tr>\n
357<\/td>\nInstrument List <\/td>\n<\/tr>\n
358<\/td>\nAir Moving Equipment Data <\/td>\n<\/tr>\n
359<\/td>\nStatic Pressure Profile <\/td>\n<\/tr>\n
360<\/td>\nFan Data <\/td>\n<\/tr>\n
361<\/td>\nDuct Traverse Data <\/td>\n<\/tr>\n
362<\/td>\nAir Flow Station Data <\/td>\n<\/tr>\n
363<\/td>\nAir Distribution Data <\/td>\n<\/tr>\n
364<\/td>\nTerminal Unit Data <\/td>\n<\/tr>\n
365<\/td>\nInduction Unit Data <\/td>\n<\/tr>\n
366<\/td>\nTemperature Reading Data <\/td>\n<\/tr>\n
367<\/td>\nElectric Duct Heater Data <\/td>\n<\/tr>\n
368<\/td>\nPump Data <\/td>\n<\/tr>\n
369<\/td>\nWater Balance Data <\/td>\n<\/tr>\n
370<\/td>\nWater Flow Measuring Station Data <\/td>\n<\/tr>\n
371<\/td>\nCooling Coil Data <\/td>\n<\/tr>\n
372<\/td>\nDirect Expansion Cooling Coil Data <\/td>\n<\/tr>\n
373<\/td>\nHeating Coil Data <\/td>\n<\/tr>\n
374<\/td>\nCooling Tower Data <\/td>\n<\/tr>\n
375<\/td>\nChiller Data <\/td>\n<\/tr>\n
376<\/td>\nAir Cooled Chiller Data <\/td>\n<\/tr>\n
377<\/td>\nHot Water Boiler Data <\/td>\n<\/tr>\n
378<\/td>\nSteam Boiler Data <\/td>\n<\/tr>\n
379<\/td>\nSteam Heat Exchanger Data <\/td>\n<\/tr>\n
380<\/td>\nControl Verification Data <\/td>\n<\/tr>\n
381<\/td>\nSequence of Operation Functional Performance Test <\/td>\n<\/tr>\n
382<\/td>\nInput\/Output Device Functional Performance Test <\/td>\n<\/tr>\n
383<\/td>\nFume Hood Test Data <\/td>\n<\/tr>\n
384<\/td>\nKitchen Hood Data <\/td>\n<\/tr>\n
385<\/td>\nDuct Leakage Test Data <\/td>\n<\/tr>\n
386<\/td>\nAPPENDIX B – Density Correction Tables <\/td>\n<\/tr>\n
387<\/td>\nDensity Correction For Temperature at 29.92\u00b0 Barometric Pressure <\/td>\n<\/tr>\n
391<\/td>\nDensity Correction For Altitude <\/td>\n<\/tr>\n
396<\/td>\nAPPENDIX C – Anemometer Traverse Sample Form <\/td>\n<\/tr>\n
397<\/td>\nCoil Traverse With Rotating Vane <\/td>\n<\/tr>\n
400<\/td>\nAPPENDIX D – Static Pressure Measuring Points <\/td>\n<\/tr>\n
402<\/td>\nAir Handling Unit Schematic <\/td>\n<\/tr>\n
403<\/td>\nPoints at Which to Measure Static Pressure in a Constant-Volume, SingleSystem <\/td>\n<\/tr>\n
404<\/td>\nPoints at Which to Measure Static Pressure in a Constant-Volume, Multi-Zone System <\/td>\n<\/tr>\n
405<\/td>\nPoints at Which to Measure Static Pressure in a Constant-Volume, Reheat System <\/td>\n<\/tr>\n
406<\/td>\nPoints at Which to Measure Static Pressure in a Single Duct Variable Primary, Constant
\n Secondary Induction System <\/td>\n<\/tr>\n
407<\/td>\nPoints at Which to Measure Static Pressure in a Pressure-Independent Single Duct Constant
\n Primary, Constant Secondary System <\/td>\n<\/tr>\n
408<\/td>\nPoints at Which to Measure Static Pressure in a Constant Volume, Pressure-Independant Dual
\n Duct System <\/td>\n<\/tr>\n
409<\/td>\nPoints at Which to Measure Static Pressure in a Single Duct, Variable Primary\/Variable Secondary, Pressure-Dependent VAV System <\/td>\n<\/tr>\n
410<\/td>\nPoints at Which to Measure Static Pressure in a Single Duct, Variable Primary\/Variable
\n Secondary, Pressure-Independent VAV System <\/td>\n<\/tr>\n
411<\/td>\nPoints at Which to Measure Static Pressure in a Single Fan Dual Duct, Variable Primary\/
\n Variable Secondary, Pressure-Independent VAV <\/td>\n<\/tr>\n
412<\/td>\nPoints at Which to Measure Static Pressure in a Variable Primary, Constant Secondary,
\n Pressure-Independent Series, Fan-Powered Terminal VAV System <\/td>\n<\/tr>\n
413<\/td>\nPoints at Which to Measure Static Pressure in a Variable Primary\/ Constant Secondary,
\n Pressure-Dependent Series, Fan-Powered Terminal VAV System <\/td>\n<\/tr>\n
414<\/td>\nPoints at Which To Measure Static Pressure in a Variable Primary\/ Variable Secondary,
\n System-Powered Bladder Terminal VAV <\/td>\n<\/tr>\n
415<\/td>\nPoints at Which to Measure Static Pressure in a Constant Primary\/Variable Secondary Bypass
\n VAV System <\/td>\n<\/tr>\n
416<\/td>\nPoints at Which to Measure Static Pressure in a Variable Primary\/Variable Secondary,
\n Pressure-Independent Fan-Powered Parallel Terminal Box VAV System <\/td>\n<\/tr>\n
417<\/td>\nPoints at Which to Measure Static Pressure in a Return Fan System <\/td>\n<\/tr>\n
418<\/td>\nAPPENDIX E – Enthalpy Chart, Btu\/lb. Air (Saturated) <\/td>\n<\/tr>\n
420<\/td>\nAPPENDIX F – Determining Net Positive Suction Head <\/td>\n<\/tr>\n
422<\/td>\nAPPENDIX G – Water Temperature Drop vs. Entering Temperature Differential <\/td>\n<\/tr>\n
424<\/td>\nAPPENDIX H – Instrumentation Verification Records <\/td>\n<\/tr>\n
425<\/td>\nRecord of Verifying Calibration Check Points: Rotating Vane Anemometer <\/td>\n<\/tr>\n
426<\/td>\nRecord of Verifying Calibration Check Points: Laser Tachometer <\/td>\n<\/tr>\n
427<\/td>\nRecord of Verifying Calibration Check Points: Multimeter <\/td>\n<\/tr>\n
428<\/td>\nRecord of Verifying Calibration Check Points: Digital Flow Hood <\/td>\n<\/tr>\n
429<\/td>\nRecord of Verifying Calibration Check Points: Strobe Tachometer <\/td>\n<\/tr>\n
430<\/td>\nRecord of Verifying Calibration Check Points: Thermometer <\/td>\n<\/tr>\n
431<\/td>\nRecord of Verifying Calibration Check Points: Contact Tachometer <\/td>\n<\/tr>\n
432<\/td>\nRecord of Verifying Calibration Check Points: Hydrodata Multimeter \u2013 Water Meter <\/td>\n<\/tr>\n
436<\/td>\nTower Test Curve at 79\u00b0F Approach vs. Heat Rejection <\/td>\n<\/tr>\n
438<\/td>\nAPPENDIX J – Cooling Tower Performance Test – CTI Procedure for Forced-Draft Tower <\/td>\n<\/tr>\n
452<\/td>\nAPPENDIX K – Cooling Tower Performance Test – CTI Procedure for Induced-Draft Tower <\/td>\n<\/tr>\n
468<\/td>\nAPPENDIX L – Cooling Tower Performance Test Forms For Procedures Identified in Appendix I, J, and K <\/td>\n<\/tr>\n
469<\/td>\nCooling Tower Test Report: Summary Sheet <\/td>\n<\/tr>\n
470<\/td>\nCooling Tower Test Report: Pitot Tube Water Flow Measurement Under 18 Inches Diameter <\/td>\n<\/tr>\n
471<\/td>\nCooling Tower Test Report: Pitot Tube Water Flow Measurement Over 18 Inches Diameter <\/td>\n<\/tr>\n
472<\/td>\nCooling Tower Test Report: Wet Bulb Temperatures <\/td>\n<\/tr>\n
473<\/td>\nCooling Tower Test Report: Entering and Leaving Water Temperatures <\/td>\n<\/tr>\n
474<\/td>\nCooling Tower Test Report: Break Horsepower and Wind <\/td>\n<\/tr>\n
475<\/td>\nCooling Tower Test Report: Make-Up Water GPM and Temperature, Pump Pressure, Dry-Bulb Temperature, Barometric Pressure <\/td>\n<\/tr>\n
476<\/td>\nCooling Tower Test Report: Forced Draft Tower <\/td>\n<\/tr>\n
479<\/td>\nCooling Tower Test Report: Induced Draft Tower <\/td>\n<\/tr>\n
482<\/td>\nAPPENDIX M – Tables for Saturated Steam <\/td>\n<\/tr>\n
483<\/td>\nTable for Saturated Steam (IP) by Temp \u00b0F <\/td>\n<\/tr>\n
484<\/td>\nTable for Saturated Steam (IP) by ABS Pressure In Mercury <\/td>\n<\/tr>\n
485<\/td>\nTable for Saturated Steam (IP) by ABS Pressure In LB. SQ. IN <\/td>\n<\/tr>\n
486<\/td>\nTable for Saturated Steam (SI) by Temp \u00b0C <\/td>\n<\/tr>\n
487<\/td>\nTable for Saturated Steam (SI) by kPa <\/td>\n<\/tr>\n
488<\/td>\nAPPENDIX N – Vibration Test Sheets <\/td>\n<\/tr>\n
489<\/td>\nVibration Test Sheet: Air Handling Unit <\/td>\n<\/tr>\n
490<\/td>\nVibration Test Sheet: Centrifugal Fan <\/td>\n<\/tr>\n
491<\/td>\nVibration Test Sheet: End Suction Pump <\/td>\n<\/tr>\n
492<\/td>\nVibration Test Sheet: Horizontal Split Case Pump <\/td>\n<\/tr>\n
493<\/td>\nVibration Test Sheet: In-Line Fan <\/td>\n<\/tr>\n
494<\/td>\nVibration Test Sheet: Utility Fan <\/td>\n<\/tr>\n
495<\/td>\nVibration Test Sheet: Vaneaxial Fan <\/td>\n<\/tr>\n
496<\/td>\nAPPENDIX O – Common Metric Conversions <\/td>\n<\/tr>\n
498<\/td>\nAPPENDIX P – SI Equation Conversions <\/td>\n<\/tr>\n
520<\/td>\nIndex <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

AABC National Standards for Total System Balance, 7th Edition<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
AABC<\/b><\/a><\/td>\n2021<\/td>\n546<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":369559,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2856],"product_tag":[],"class_list":{"0":"post-369554","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-aabc","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/369554","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/369559"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=369554"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=369554"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=369554"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}