VA 22 61 19 74-2009 DENTAL COMPRESSED-AIR EQUIPMENT.pdf

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1、12-09 22 61 19.74 - 1 SECTION 22 61 19.74 DENTAL COMPRESSED-AIR EQUIPMENT SPEC WRITER NOTES: 1. Delete between / - / if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. 2. References to pressure in this section are gage pre

2、ssure unless otherwise noted. 3. Edit for 140 psi system or 100 psi system. PART 1 - GENERAL 1.1 DESCRIPTION The section describes the requirements for central dental compressed air equipment, including all control panels, air compressors, electric motors and starters, receivers, air dryers, filters

3、, pressure regulators, and all necessary parts, accessories, connections and equipment. 1.2 RELATED WORK A. 05 13 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL EQUIPMENT: Seismic Restraint. B. Section 22 05 11, COMMON WORK RESULTS FOR PLUMBING: General requirements and items common to more t

4、han one section of Division 22. C. Section 22 61 13.74, DENTAL COMPRESSED AIR PIPING: Dental Compressed air Piping, Valves, and Outlets. D. Section 22 05 12, GENERAL MOTOR REQUIREMENTS FOR PLUMBING EQUIPMENT: Electric motors. E. Section 26 29 11, LOW-VOLTAGE MOTOR STARTERS: Motor starters. F. Sectio

5、n 23 05 41, NOISE AND VIBRATION CONTROL FOR HVAC PIPING AND EQUIPMENT. 1.3 QUALITY ASSURANCE A. Installer Qualifications shall meet those qualifications stated in ASSE Standard #6010. B. Equipment Installer: Documented technical qualifications and previous experience in installing medical gas equipm

6、ent on three similar projects shall be submitted for review. Names and addresses of referenced projects shall be included in the documentation. C. Documented evidence of equivalent product installed at three installations similar to this project shall be submitted that has been Provided by IHSNot fo

7、r ResaleNo reproduction or networking permitted without license from IHS-,-,-12-09 22 61 19.74 - 2 in satisfactory and efficient operation for three years. Names and addresses shall be included in the documentation indicating where the product is installed. D. Medical Gas System Testing Organization

8、: 1. The testing shall be conducted by a party technically competent and experienced in the field of medical gas pipeline testing. Such testing shall be performed by a party other than the installing contractor. 2. The testing personnel shall be qualified according to ASSE #6020 for inspectors and A

9、SSE #6030 for verifiers. 3. Names of three projects where testing of medical gas systems has been performed by the testing agency shall be submitted for review. The name of the project, names of such persons at that project who supervised the work for the project owner, or who accepted the report fo

10、r the project owner, and a written statement that the projects listed required work of similar scope to that set forth in this specification shall be included in the documentation for review. 4. The testing agencys detailed procedure to be followed in the testing of this project by contractor shall

11、be submitted. These procedures shall be in compliance with current NFPA and state adoption and shall include details of the testing sequence, procedures for cross connection tests, outlet function tests, alarm tests, purity tests, as required. Data on test methods, types of equipment to be used, and

12、 calibration sources and method references for purity tests procedures shall be submitted. E. The installing contractor shall maintain as-built drawings of each completed phases for verification; and, shall provide the complete set at the time of final systems certification testing.,. As-built drawi

13、ngs are to be provided, and a copy of them on Auto-Cad version (Release 2004 or later) provided on compact disk or DVD. Should the installing contractor engage the testing company to provide as-built or any portion thereof, it shall not be deemed a conflict of interest or breach of the third party t

14、esting company requirement. F. Certification Documentation shall be provided prior to submitting request for final inspection. The documentation shall include all test results, the names of individuals performing work for the testing Provided by IHSNot for ResaleNo reproduction or networking permitt

15、ed without license from IHS-,-,-12-09 22 61 19.74 - 3 agency on this project, detailed procedures followed for all tests, and a certification that all results of tests were within limits specified. G. The electrical components, devices, and accessories shall be listed and labeled as defined in NFPA

16、70, Article 100, by a testing agency and marked for its intended use. H. All work and equipment shall comply with NFPA 99, “Health Care Facilities” I. All work and equipment shall comply with UL 544, “Medical and Dental Equipment,” for medical and compressed air equipment. 1.4 SUBMITTAL A. Submit as

17、 one package in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. B. Manufacturers Literature and Data: 1. Air control panels. 2. Air compressor systems (Provide certified compressor test data at start-up): a. Compressors: Manufacturer and model. b. Characteristic performan

18、ce curves. c. Compressor operating speed (RPM). d. Capacity: Free air delivered at indicated pressure (SCFM). e. Type of bearing in compressor. f. Type of lubrication. g. Type and adjustment of drive. h. Electric motors: Manufacturer, frame and type. i. Speed of motors (RPS) (RPM). j. Current charac

19、teristics and horsepower of motors. k. Receiver capacity and pressure rating. l. Air silencer: Manufacturer, type and model. m. Air filters: Manufacturer, type, model and capacity. n. Pressure regulators: Manufacturer and capacity. o. Dew point monitor: Manufacturer, type and model. p. Air dryers: M

20、anufacturer, type, model and capacity (Standard L/min) (SCFM). q. Carbon monoxide monitor: Manufacturer, type, model. r. Local Alarms and Master Alarms. s. Air compressor noise generation, db. 3. Wiring diagrams. Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr

21、om IHS-,-,-12-09 22 61 19.74 - 4 C. For station Outlets and Inlets, a letter shall be submitted from the manufacturer stating that outlets and inlets are designed, manufactured, and complies with NFPA 99. Outlets and inlets shall bear label of approval as assembly of Underwriters Laboratories, Inc.

22、or Associated Factory Mutual Research Corporation. In lieu of above labels, certificate may be submitted by a nationally recognized independent testing laboratory, satisfactory to the Contracting Officer, certifying that materials, appliances and assemblies conform to published standards, including

23、methods of tests, of above organizations. D. Completed systems shall be certified that the installation, testing, final purge and inspected in accordance with the requirements of this specification. 1.5 TRAINING A. The services of a competent instructor shall be provided for not less than one four-h

24、our period for instructing personnel in the operation and maintenance of the dental air system and on the date requested by COTR. B. Coordinate with other requirements specified in Section 01 00 00, GENERAL REQUIREMENTS. 1.6 APPLICABLE PUBLICATIONS A. The publications listed below form a part of thi

25、s specification to the extent referenced. The publications are referenced in the test by the basic designation only. SPEC WRITER NOTE: Make material requirements agree with applicable requirements specified in the referenced Applicable Publications. Update and specify, in both, that which applies to

26、 the project. B. American National Standards Institute (ANSI): B16.3-98 . Malleable Iron Threaded Fittings B16.22-01 (R 2005) . Wrought Copper and Copper Alloy Solder Joint Pressure Fittings B40.1-06 . Pressure Gauges and Gauge Attachment C. American Society for Testing and Materials (ASTM): A47-99

27、(R 2004) Specification for Steel Sheet, Aluminum Coated by the Hot Dip Process Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-12-09 22 61 19.74 - 5 A53-07 . Standard Specification for Pipe, Steel, Black, and Hot Dipped Zinc Coated, Welded and Seamle

28、ss A536-84(2004) Standard Specification for Ductile Iron Castings B819-00 (R 2006) . Standard Specification for Seamless Copper Tube for Medical Gas Systems D. American Society of Mechanical Engineers (ASME): Boiler and Pressure Vessel Code - Section VIII-07 Pressure Vessels, Division I Section IX-0

29、7 Welding and Brazing Qualifications E. American Welding Society (AWS): AWS A5.8-04 (R 2004) . Brazing Filler Metal AWS B2.2-91 Standard for Brazing Procedure and Performance Qualification (Modified per NFPA 99) F. Compressed Gas Association (CGA): C-9-04 . Standard Color-Marking of Compressed Gas C

30、ontainers Intended for Medical Gas G-4.1-04 . Cleaning Equipment for Oxygen Service G-10.1-04 Nitrogen, Commodity P-9-01 . Inert Gases Argon, Nitrogen and Helium V-1-03 . Standard for Compressed Gas Cylinder Valve Outlet and Inlet Connection V-5-05 Diameter Index Safety System (Non Interchangeable L

31、ow Pressure Connections for Medical Gas Applications) G. National Electrical Manufacturers Association (NEMA): ICS-6-01 . Industrial Controls and Systems Enclosures; (R11/196) H. National Fire Protection Association (NFPA): 99-05 Health Care Facilities I. United States Pharmacopoeia XXI/National For

32、mulary XVI (USP/NF). J. National Association of Architectural Metal Manufacturers (NAAMM): Metal Finishes Manual, Dated January 1988. K. Manufacturing Standardization Society: (MSS) MSS-SP-72-99 . Standard for Ball Valves with Flanged or Butt Welding Ends for General Service MSS-SP-73-03 . Brazing J

33、oints for Copper and Copper Alloy Pressure Fittings Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-12-09 22 61 19.74 - 6 MSS-SP-110-96 Ball Valves, Threaded, Socket Welding, Solder Joint, Grooved and Flared Ends L. American Society of Sanitary Engin

34、eering (ASSE): 6010 . Professional Standard for Medical Gas Systems Professional: Medical Gas Systems Installers 6020 . Professional Standard for Medical Gas Systems Professional: Medical Gas Systems Inspectors 6030 . Professional Standard for Medical Gas Systems Professional: Medical Gas Systems Ve

35、rifiers 1.7 PROJECT CONDITIONS A. Interruption of existing medical air systems shall not be made without the coordination of the Medical Center. The medical center shall be notified 14 days in advance of proposed interruption. The interruption shall not be made without the written permission from th

36、e Medical Center. 1.8 AS-BUILT DOCUMENTATION A. The electronic documentation and copies of the Operations and Maintenance Manual, approved submittals, shop drawings, and other closeout documentation shall be prepared by a computer software program complying with Section 508 of the Rehabilitation Act

37、 of 1973, as amended (29 U.S.C 794d). The manufacturer or vendor of the software used to prepare the electronic documentation shall have a Voluntary Product Accessibility Template made available for review and included as part of the Operations and Maintenance Manual or closeout documentation. All a

38、vailable accessibility functions listed in the Voluntary Accessibility Template shall be enabled in the prepared electronic files. As Adobe Acrobat is a common industry format for such documentation, following the document, “Creating Accessible Adobe PDF files, A Guide for Document Authors“ that is

39、maintained and made available by Adobe free of charge is recommended.” B. Four sets of manufacturers literature and data updated to include submittal review comments and any equipment substitutions. C. Four sets of operation and maintenance data updated to include submittal review comments shall be

40、inserted into a three ring binder. All aspects of system operation and maintenance procedures, including piping isometrics, wiring diagrams of all circuits, a written description of system design, control logic, and sequence of operation shall be included in the operation and maintenance manual. The

41、 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-12-09 22 61 19.74 - 7 operations and maintenance manual shall include troubleshooting techniques and procedures for emergency situations. Notes on all special systems or devices such as damper and door

42、 closure interlocks shall be included. A List of recommended spare parts (manufacturer, model number, and quantity) shall be furnished. Information explaining any special knowledge or tools the owner will be required to employ shall be inserted into the As-Built documentation. PART 2 - PRODUCTS 2.1

43、DENTAL COMPRESSED AIR CONTROL PANEL (HIGH PRESSURE AIR) A. For oral surgery rooms, the dental compressed air control panel shall consist of a line pressure control regulator, inlet and outlet line pressure gages, DISS service outlet, and supply valve, assembled and rigidly mounted in a roughing-in a

44、ssembly, and provided with a metal cover plate. B. Manifold Assembly shall be mounted to a steel support bracket, factory assembled and tested, ready for installation in the roughing-in assembly. 1. Supply valve, bronze bodied, double seal, full flow, ball type, shall be designed for working pressur

45、e in excess of 1375 kPa (200 psi), with chrome plated brass ball which seals in both directions, requiring only a quarter turn of the knob from open to closed position. 2. Line pressure control regulator shall be self relieving, diaphragm type, with high-flow precision adjustment and working pressur

46、e in excess of 1375 kPa (200 psi) 3. Line pressure gages shall monitor the air inlet and outlet line pressures, calibrated from 0-2050 kPa (0 to 300 psi) in increments of 7 kPa (10 psi). 4. Air service outlet shall be DISS type as specified in CGA V-5, with a self sealing dust plug, having a working

47、 pressure of 1375 kPa (200 psi) maximum. 5. Two 145 mm (5-3/4 inch) lengths of 10 mm (3/8 inch) outside diameter type “K“ copper tubing for connection to air service supply line and to remote outlet line. Inside the panel, tubing shall be copper tubing. C. The rough-in assembly shall be designed for

48、 recessed installation, consisting of a prime painted steel fabricated back box with mounting flanges on all four sides, with provisions to securely anchor the back Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-12-09 22 61 19.74 - 8 box to wall con

49、struction. The roughing-in assembly shall be equipped with a crossover “U“ tube to facilitate testing of the dental compressed air system prior to the manifold installation, and a plaster shield to prevent dust or other foreign matter from contaminating internal parts prior to final assembly. D. The cover plate assembly shall be chromed cast metal or NAAMM, Number 4 satin finished st