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    VA 14 12 11-2011 ELECTRIC DUMBWAITER GEARED TRACTION AND WINDING DRUM.pdf

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    VA 14 12 11-2011 ELECTRIC DUMBWAITER GEARED TRACTION AND WINDING DRUM.pdf

    1、05-11 14 12 11-1 SECTION 14 12 11 ELECTRIC DUMBWAITER GEARED TRACTION AND WINDING DRUM SPEC WRITER NOTE: Delete between /_/ if not applicable to project. Also delete items or paragraphs not applicable, keep the headings and label it as not used. PART 1 - GENERAL 1.1 DESCRIPTION A. This section speci

    2、fies the engineering, furnishing, and installation of the complete electric traction dumbwaiter system as described herein and indicated on the drawings. B. Items listed in the singular apply to each and every dumbwaiter in this specification except where noted. C. Dumbwaiter No. D-_ shall be / gear

    3、ed traction, / winding drum / microprocessor controller, AC VVVF motor control, with central station dispatching, signal system, car leveling device, manually operated car and hoistway doors. 1.2 RELATED WORK A. Section 01 33 23 SPECIFICATIONS AND DRAWINGS FOR CONSTRUCTION (FAR 52.236-21) and, SPECI

    4、AL NOTES (VAAR 852.236-91), in GENERAL CONDITIONS. B. Section 07 84 00, FIRESTOPPING: Sealing around penetrations to maintain the integrity of fire-rated construction. C. SECTION 09 06 00, SCHEDULE FOR FINISHES: As a master format for construction projects, to identify interior and exterior material

    5、 finishes for type, texture, patterns, color and placement. D. Section 13 05 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL COMPONENTS: Requirements for seismic restraint of non-structural components. E. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requireme

    6、nts that are common to more than one section. F. Section 26 05 21, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES (600 VOLTS AND BELOW): Low Voltage power and lighting wiring. G. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS: Requirements for personnel safety and to provide a lo

    7、w impedance path for possible ground fault currents. H. Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS: Conduits for cables and wiring. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 12 11-2 I. Section 26 05 71, ELECTRICAL SYSTE

    8、M PROTECTIVE DEVICE STUDY: Requirements for installing the over-current protective devices to ensure proper equipment and personnel protection. J. Section 26 22 00, LOW-VOLTAGE TRANSFORMERS: Low voltage transformers. K. Section 26 24 16, PANELBOARDS: Low voltage panelboards. L. Section 26 43 13, TRA

    9、NSIENT-VOLTAGE SURGE SUPPRESSION: Surge suppressors installed in panelboards. 1.3 QUALIFICATIONS A. Approval by the Contracting Officer is required for products or services of proposed manufacturers, suppliers, and installers and shall be contingent upon submission by Contractor of a certificate sta

    10、ting the following: 1. Elevator contractor is currently and regularly engaged in the installation of elevator equipment as one of his principal products. 2. Elevator contractor shall have three years of successful experience, trained supervisory personnel, and facilities to install elevator equipmen

    11、t specified herein. 3. The installers shall be Certified Elevator Mechanics with technical qualifications of at least five years of successful experience and Apprentices actively pursuing certified mechanic status. Certificates are required for all workers employed in this capacity. 4. Elevator cont

    12、ractor shall submit a list of two or more prior hospital installations where all the dumbwaiter equipment he proposes to furnish for this project has performed satisfactorily under conditions of normal hospital use. Provide a list of hospitals that have the equipment in operation for two years prece

    13、ding the date of this specification. Provide the names and addresses of the Medical Centers and the names and telephone numbers of the Medical Center Administrators. B. Approval of Elevator Contractors equipment will be contingent upon their identifying an elevator maintenance service provider that

    14、shall render services within / one hour / two hours / four hours / of receipt of notification, together with certification that the quantity and quality of replacement parts stock is sufficient to warranty continued operation of the elevator installation. C. Approval will not be given to elevator co

    15、ntractors and manufacturers who have established on prior projects, either government, municipal, or commercial, a record for unsatisfactory elevator installations, have Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 12 11-3 failed to compl

    16、ete awarded contracts within the contract period, and does not have the requisite record of satisfactorily performing dumbwaiter installations of similar type and magnitude. D. All electric traction dumbwaiters shall be the product of the same manufacturer. E. The Contractor shall provide and instal

    17、l only those types of safety devices that have been subjected to tests witnessed and certified by an independent professional testing laboratory that is not a subsidiary of the firm that manufactures supplies or installs the equipment. F. Welding at the project site shall be made by welders and weld

    18、ing operators who have previously qualified by test as prescribed in American Welding Society Publications AWS Dl.1 to perform the type of work required. VAMC shall require welding certificates be submitted for all workers employed in this capacity. A welding or hot work permit is required for each

    19、day and shall be obtained from the COTR of safety department. Request permit one day in advance. 1.4 APPLICABLE PUBLICATIONS A. The publications listed below form a part of this specification. Dumbwaiter installation shall meet the requirements of the latest editions published and adopted by the Uni

    20、ted States Department of Veterans Affairs on the date contract is signed. B. Federal Specifications (Fed. Spec.): J-C-30B Cable and Wire, Electrical (Power, Fixed Installation) W-C-596F . Connector, Plug, Electrical; Connector, Receptacle, Electrical W-F-406E . Fittings for Cable, Power, Electrical

    21、and Conduit, Metal, Flexible HH-I-558C Insulation, Blankets, Thermal (Mineral Fiber, Industrial Type) W-F-408E . Fittings for Conduit, Metal, Rigid (Thick- Wall and Thin-wall (EMT) Type) RR-W-410 . Wire Rope and Strand TT-E-489J Enamel, Alkyd, Gloss, Low VOC Content QQ-S-766 Steel, Stainless and Hea

    22、t Resisting, Alloys, Plate, Sheet and Strip C. International Building Code (IBC) D. American Society of Mechanical Engineers (ASME): Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 12 11-4 A17.1 Safety Code for Elevators and Escalators A17.2

    23、 Inspectors Manual for Electric Elevators and Escalators E. National Fire Protection Association: NFPA 13Standard for the Installation of Sprinkler Systems NFPA 70National Electrical Code (NEC) NFPA 72National Fire Alarm and Signaling Code NFPA 101.Life Safety Code NFPA 252.Fire Test of Door Assembl

    24、ies F. American Society for Testing and Materials (ASTM): A1008/A1008M-09 Steel, Sheet, Cold Rolled, Carbon, Structural, High-Strength Low-Alloy and High Strength Low-Alloy with Improved Farability E1042-02 . Acoustically Absorptive Materials Applied by Trowel or Spray G. Gauges: For Sheet and Plate

    25、: U.S. Standard (USS) For Wire: American Wire Gauge (AWG) H. American Welding Society (AWS): D1.1 . Structured Welding Code Steel I. National Electrical Manufacturers Association (NEMA): LD-3 . High-Pressure Decorative Laminates J. Underwriters Laboratories (UL): 486A . Safety Wire Connectors for Co

    26、pper Conductors 797 Safety Electrical Metallic Tubing K. Institute of Electrical and Electronic Engineers (IEEE) 1.5 SUBMITTALS A. Submit in accordance with Specification Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, and SAMPLES. B. Before execution of work, furnish information to evidence full com

    27、pliance with contract requirements for proposed items. Such information shall include, as required: Manufacturers Name, Trade Names, Model or Catalog Number, Nameplate Data (size, capacity, and rating) and corresponding specification reference (Federal or project specification number and paragraph).

    28、 All submitted drawings and related dumbwaiter material shall be forwarded to the Contracting Officer. C. Shop Drawings: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 12 11-5 1. Complete scaled and dimensioned layout in plan and section vi

    29、ew showing the arrangement of equipment and all details of each and every dumbwaiter unit specified including: a. Hoisting machines, controllers, power conversion devices, governors, and all other components located in machine room. b. Car, counterweight, sheaves, supporting beams, guide rails, brac

    30、kets, buffers, size of car platform, car frame members, and other components located in hoistway. c. Rail bracket spacing and maximum vertical forces on guide rails in accordance with ASME A17.1 Section 2.23 and Section 8.4.8 for Seismic Risk Zone 2 or greater. d. Reactions at points of supports and

    31、 buffer impact loads. e. Weights of principal parts. f. Top and bottom clearances and over travel of car and counterweight. g. Location of shunt trip circuit breaker, switchboard panel, light switch, and feeder extension points in the machine room. 2. Drawings of hoistway entrances and doors showing

    32、 details of construction and method of fastening to the structural members of the building. a. If drywall construction is used to enclose hoistway, submit details of interface fastenings between entrance frames and drywall. b. Sill details including sill support. D. Samples: 1. One each of stainless

    33、 steel, 75 mm x 125 mm (3 in. x 5 in.). 2. One each hall button sample. 3. One each hall lantern/position indicator sample. 4. One each wall and ceiling material finish sample. 5. One each car lighting sample. 7. No other samples of materials specified shall be submitted unless specifically requeste

    34、d after submission of manufacturers name. If additional samples are furnished pursuant to request, adjustment in contract price and time will be made as provided in Section 00 72 00, GENERAL CONDITIONS. E. Name of manufacturer, type or style designation, and applicable data of the following equipmen

    35、t shall be shown on the dumbwaiter layouts: 1. Hoisting machine. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 12 11-6 2. Hoisting machine motor, HP rating, and RPM. 3. Controller 4. Starters and overload current protection devices. 5. Car

    36、 and counterweight safety devices; maximum and minimum rated loads and rated speeds. 6. Hoistway door interlocks. 7. Car and counterweight buffers; maximum and minimum rated loads, maximum rated striking speed and stroke. 8. Hoist ropes; ultimate breaking strength, allowable working load, and actual

    37、 working load. F. Complete construction drawings of dumbwaiter enclosure, showing dimensioned details of construction, fastenings to platform, car lighting, and location of car equipment. G. Complete dimensioned detail of vibration-isolating foundation for traction hoisting machine. H. Dimensioned d

    38、rawings showing details of: 1. All signal and operating fixtures. 2. Car and counterweight slide guides. 3. Hoistway door tracks, hangers, and sills. I. Cuts or drawings showing details of controller. J. Furnish certificates as required under: Paragraph “QUALIFICATIONS“. 1.6 WIRING DIAGRAMS A. Provi

    39、de three complete sets of field wiring and straight line wiring diagrams showing all electrical circuits in the hoistway, machine room and fixtures. Install one set coated with an approved plastic sealer and mounted in the dumbwaiter machine room as directed by the Resident Engineer. B. In the event

    40、 field modifications are necessary during installation, diagrams shall be revised to include all corrections made prior to and during the final inspection. Corrected diagrams shall be delivered to the Resident Engineer within 30 days of final acceptance. C. Provide the following information relating

    41、 to the specific type of microprocessor controls installed: 1. Owners information manual, containing job specific data on major components, maintenance, and adjustment. 2. System logic description. 3. Complete wiring diagrams needed for field troubleshooting, adjustment, repair and replacement of co

    42、mponents. Diagrams shall be Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 12 11-7 base diagrams, containing all changes and additions made to the equipment during the design and construction period. 4. Changes made during the warranty peri

    43、od shall be noted on the drawings in adequate time to have the finalized drawings reproduced for mounting in the machine room no later than six months prior to the expiration of the warranty period. 1.7 ADDITIONAL EQUIPMENT A. Additional equipment required to operate the specified equipment manufact

    44、ured and supplied for this installation shall be furnished and installed by the contractor. The cost of the equipment shall be included in the base bid. B. Special equipment not required by specification, which would improve the operation, may be installed in conjunction with the specified equipment

    45、 by the contractor at his option at no additional cost to the Government, provided prior approval is obtained from the Contracting Officers Technical Representative. 1.8 PERFORMANCE STANDARDS A. The dumbwaiter shall meet the highest standards of the industry and specifically the following: 1. Contra

    46、ct speed is high speed in either direction of travel with rated capacity load in the dumbwaiter. Speed variation under all load conditions, regardless of direction of travel, shall not vary more than three (3) percent. 2. The controlled rate of change of acceleration and retardation of the car shall

    47、 not exceed 0.1G per second and the maximum acceleration and retardation shall not exceed 0.2G per second. 3. Starting, stopping, and leveling shall be smooth without appreciable steps of acceleration and deceleration. B. Dumbwaiter control system shall be capable of starting the car without noticea

    48、ble “roll-back“ of hoisting machine sheave, regardless of load condition in car, location of car, or direction of travel. C. Floor level stopping accuracy shall be within 3 mm (1/8 in.) above or below the floor, regardless of load condition. D. Noise and Vibration Isolation: All dumbwaiter equipment

    49、 including their supports and fastenings to the building, shall be mechanically and electrically isolated from the building structure to minimize objectionable noise and vibration transmission to car, building structure, or adjacent occupied areas of building. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-11 14 1


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