VA 08 71 13 11-2011 LOW ENERGY POWER ASSIST DOOR OPERATORS.pdf

1、01-11 08 71 13.11 - 1 SECTION 08 71 13.11 LOW ENERGY POWER ASSIST DOOR OPERATORS SPEC WRITER NOTES: 1. Use this section only for NCA projects 2. Delete between / -/ if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. PART 1

2、 - GENERAL 1.1 DESCRIPTION This section specifies low energy power assisted automatic operation of swing doors. The door operator system shall be complete including operator, controls, door arm and operator enclosure (header and cover). 1.2 RELATED WORK A. Sealants; Section 07 92 00, JOINT SEALANTS.

3、 B. Steel doors; Section 08 11 13, HOLLOW METAL DOORS AND FRAMES. C. Wood doors; Section 08 14 00, INTERIOR WOOD DOORS. D. Aluminum frames entrance work; Section 08 41 13, ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS. E. Door hardware; Section 08 71 00, DOOR HARDWARE. F. Glass and glazing of doors and

4、frames; Section 08 80 00, GLAZING. G. Finish Color, Section 09 06 00, SCHEDULE FOR FINISHES. H. Smoke detectors for control of fire/smoke doors to be wired per Section 28 31 00, FIRE DETECTION AND ALARM. I. Electric general wiring, connections and equipment requirements; Division 26, ELECTRICAL. 1.3

5、 MANUFACTURERS QUALIFICATIONS A. Power assisted door operators, controls and other equipment shall be products of a manufacturer regularly engaged in manufacturing such equipment for a minimum of three years. B. One manufacturer of automatic door equipment shall be used throughout the building / pro

6、ject /. 1.4 WARRANTY Power assisted door operators, controls and other related equipment shall be subject to the terms of the “Warranty of Construction“, FAR clause 52.246-21, except that the warranty period shall be two years in lieu of one year. Provided by IHSNot for ResaleNo reproduction or netw

7、orking permitted without license from IHS-,-,-01-11 08 71 13.11 - 2 1.5 MAINTENANCE MANUALS In accordance with Section 01 00 00, GENERAL REQUIREMENTS Article titled “INSTRUCTIONS,“ furnish / two / three / copies of maintenance manuals and instructions on automatic door operators. 1.6 SUBMITTALS A. S

8、ubmit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. B. Manufacturers literature and data describing operators, power units, controls, door hardware and safety devices. C. Shop Drawings: Showing location of controls and safety devices in relationship to each automatic

9、ally operated door. This includes templates, wiring diagrams, fabrication details, anchorage and other information to providers of related work to coordinate the proper installation of the door operators. 1.7 DESIGN CRITERIA A. Power assisted automatic door equipment shall accommodate normal traffic

10、 as well as the weight of the doors. B. Equipment: UL approved and comply with applicable codes. Motors shall be rated minimum one-quarter horsepower and shall be single phase and 115 volts. C. Electrical Wiring; Provide wiring so that only a single power supply is required. Equipment and wiring sha

11、ll be as specified in Division 26, ELECTRICAL. 1.8 APPLICABLE PUBLICATIONS SPEC WRITER NOTE: Make material and product requirements agree with applicable requirements specified in the referenced Applicable Publications. Update and specify only that which applies to the project. A. The publications l

12、isted below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only. B. American National Standards Institute (ANSI): ICC/ANSI A117.1-03Guideline for Accessible and Usable Buildings and Facilities-Providing Accessibility a

13、nd Usability for Physically Handicapped People Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-01-11 08 71 13.11 - 3 B. Builders Hardware Manufacturers Association, Inc. (BHMA): 156.19-07.Power Assist and Low Energy Power Operated Doors PART 2 - PROD

14、UCTS SPEC WRITERS NOTE: Low energy automatic door operators are not recommended for high traffic doors. Coordinate door locations and operations with NCA staff. Doors shall have hardware for manual operation in event of power failure. Door hardware and door operators shall be by manufacturer of exis

15、ting products where possible. Discuss with the NCA staff for emergency power requirement. 2.1 OPERATORS A. Automatic door operators shall be for commercial doors and shall be electromechanical and surface mounted above the door to the header or transom bar. The opening force shall be generated by a

16、permanent magnet DC motor driving a combination spiral bevel/spur gear reducer and transmitted to the door through an arm linkage. Opening speed shall be adjustable and feature dual backcheck control allowing adjustment of backcheck speed and position. Closing shall be by spring force generated by a

17、 metal compression spring. The spring shall reduce manual opening force to not more than 67 N (15 lbf). The minimum diameter of spring wire shall be .007mm (172 in.). Under the specified design load of the door, the spring shall be capable of performing 2,000,000 cycles before fracture. Adjustable c

18、losing speed and fixed latch speed shall control the door in the closing cycle. The doors shall be operated manually at any time without damage to the operator or components. B. All operators shall have checking mechanism providing cushioning action at last part of door travel, in both opening and c

19、losing cycle. Operators shall recycle doors instantaneously to full open position from any point in closing cycle when control switch is reactivated. C. Operator shall be swinging type enclosed in housing. Operator shall open door by energizing motor and shall stop by electrically reducing voltage a

20、nd stalling motor against mechanical stop. Door shall close by means of spring energy, and close force shall be controlled by gear system and motor being used as dynamic break without power. System shall operate as manual door control in event of power failure. Opening and closing speeds shall be ad

21、justable: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-01-11 08 71 13.11 - 4 1. Swing Operator Housing: Housing shall be 140 mm (5-1/2 inches) wide by 150 mm (6 inches) high aluminum extrusions with enclosed end caps for application to 100 mm (4 i

22、nch) and larger frame systems. All structural sections shall have a minimum thickness of 3.7 mm (0.146 inch) and be fabricated of 6063-T5 aluminum alloy. 2. Swing Power Operator: Completely assembled and sealed unit which shall include helical gear drive transmission, mechanical spring and bearings,

23、 all located in cast aluminum case and filled with special lubricant for extreme temperature conditions. A “DC“ shunt-wound permanent magnet motor with sealed ball bearings shall be attached to transmission system. Complete unit shall be rubber mounted with provisions for easy maintenance and replac

24、ement, without removing door from pivots or frame. 3. Connecting hardware for swing overhead concealed type power operator shall have drive arm attached to door with a pin linkage rotating in a self-lubricating bearing and adjustable slide block, traveling in an interconnected track and top pivot as

25、sembly. Top track and pivot assembly shall be fabricated of steel. Door shall not pivot on shaft of operator. 4. Electrical Control: Operator shall have a self contained electrical control unit, including necessary transformers, relays, rectifiers, and other electronic components for proper operatio

26、n and switching of power operator. Relays shall be plug-in type for individual replacement and all connecting harnesses shall have interlocking plugs. Control shall also include time delay for normal cycle. Swing door control shall include safe-swing circuit with optional switching which automatical

27、ly limits power and slows door when approached from the doors swing area. 5. On pairs of doors, operators shall allow either door to be opened manually without the other door opening. 2.2 MICROPROCESSOR CONTROLS A. The system shall include a multi-function microprocessor control providing adjustable

28、 hold open time (1 30 sec.), LED indications for actual position unknown, system status, open obstruction shutdown, activation signal, safety mat/sensor signal, Stop-and-Hold signal, and mode selector switches providing a means for easy field selection of the following functions: push-to-operate, la

29、tch assist and stack Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-01-11 08 71 13.11 - 5 pressure. Control shall be capable of receiving activation signals from any device with normally open dry contact output. 1. With push-to-operate function enab

30、led, the control shall provide a means of initiating a self-start activation circuit by slightly pushing the door open at any point in the door swing. 2. Latch Assist shall provide a two second impulse in the close direction to overcome restrictions with locking devices of pressure differentials, al

31、lowing the unit to operate in standard time delay mode, and permitting the door to close from the full open position after the hold time is satisfied. All activation modes shall provide fully adjustable opening speed. B. The door shall be held open by low voltage applied to the continuous duty motor

32、. The control shall include an adjustable safety circuit that monitors door operation and shuts the motor off if an open obstruction is sensed. The control shall include a recycle feature the reopens the door if an obstruction is sensed at any point during its closing cycle. The control shall includ

33、e a standard three position toggle switch with functions for ON, OFF, and HOLD OPEN. 2.3 ENCLOSURE Operator shall be completely self-contained within an extruded aluminum housing (alloy 6063-T6) to conceal operator mechanism and mounting brackets and with removable access cover with an overall maxim

34、um size of 140 mm (5-1/2 inches) wide by 150 mm (6 inches) deep. Header color shall be integral color anodized/painted to match adjacent storefront/frame finish. 2.4 ACTIVATION DEVICES A. Automatic: Opening cycle shall be activated by pressing switches with international symbol of accessibility and

35、“PRESS TO OPERATE DOOR“ engraved on the faceplate. Switches shall be installed in a standard 2-gang electrical wall box and placed in a location in compliance with ANSI A117.1. Switches may be wall mounted or mounted on a free standing post or guard rail. B. Manual: Push-to-operate; manually pushing

36、 the door shall activate the automatic opening cycle. Door shall automatically close after timer delay expires. C. Opening and closing force, measured 25 mm (1 inch) out from the lock stile of the door, shall not exceed 67 N (15 lbf) to stop the door when operating in either direction or cycle. Prov

37、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-01-11 08 71 13.11 - 6 D. Opening Time: Doors shall be field adjusted so that opening time to back check or 80 degrees, whichever occurs first, shall be 3 seconds or longer as required in Table 1. Backcheck

38、shall not occur before 60 degrees opening. Total opening time to fully open shall be as in Table II. E. Closing Time: Doors shall be field adjusted to close from 90 degrees to 10 degrees in 3 seconds or longer as required in Table 1. 1. Doors shall be field adjusted to close from 10 degrees to fully

39、 close position in not less than 1.5 seconds. 2. Doors shall be field adjusted to remain fully open for not less than 5 seconds. 3. Table 1 provides speed settings for various widths and weights of doors for obtaining results complying with this paragraph. F. Cycle Tests: 1. Low Energy Power Operate

40、d, Low Energy Power Open and Power Assist Operators shall be cycle tested for 300,000 cycles. 2. Use the widest and heaviest door specified as a test specimen. Narrower or lighter doors of the same configurations shall then be considered to meet the cycle test requirements. SPEC WRITERS NOTE: Check

41、requirements of NFPA-101 for clear width requirements in means of egress. Table 1 Minimum Opening Time to Backcheck or 80 degrees, which ever occurs first and the Minimum Closing Time from 90 degrees to Latch Check or 10 degrees. “D“ Door Leaf Width- mm (inches) “W“ Door Weight in kg (pounds) Matrix

42、 Values are in seconds (100) 45.4 (56.7) 125 (68.0) 150 (79.4) 175 (90.7) 200 (762) 30 3.0 3.0 3.0 3.0 3.5 (914) 36 3.0 3.5 3.5 4.0 4.0 (1067) 42 3.5 4.0 4.0 4.5 4.5 Doors of other weights and widths can be calculated using the formula; T = DvW/133 in US units T = DvW/2260 in SI (metric) units Provi

43、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-01-11 08 71 13.11 - 7 Where: T= Time, seconds D= Door width, mm (inches) W= Door weight, kg (lbs) The values for “T“ time have been rounded up to the nearest half second. These values are based on a kinetic

44、energy of (1.25 lbf-ft). Table II Total Opening Time to Full Open Position Backcheck at 60 degrees Backcheck at 70 degrees Backcheck at 80 degrees Table 1 plus 2 seconds Table 1 plus 1.5 seconds Table 1 plus 1 second Note: To determine maximum times from close to full open, the operator shall be adj

45、usted as shown in the chart. Backcheck occurring at a point between positions in Table II shall use the lowest setting. For example, if the backcheck occurs at 75 degrees, the full open shall be the time shown in Table 1 plus 1.5 seconds. 2.5 POWER UNITS Provide separate self-contained electric circ

46、uits for automatic operators located on each floor of the building. Interruption or failure of power circuits for operators located on one floor of the building shall not interfere with continuous performance of automatic operated doors located on other floors. Capacity and size of power circuits sh

47、all be in accordance with automatic operator manufacturers specifications. 2.6 SAFETY DEVICES A. Time delay switches shall be adjustable between 5 to 60 seconds and shall control closing cycle of doors. B. Decals with sign “In“ or “Do Not Enter“ shall be installed on both faces of each door where sh

48、own and shall conform to the requirements of ANSI/BHMA A156.19. C. Each swing door shall have installed a motion sensor to detect any person standing in the door swing path and prevent the door from opening. D. Motion sensors shall consist of detection modules, factory prepared to be attached to eac

49、h side of the lock/strike stile, an armored flex link power cable and bracket assembly, factory prepared for attachment to the pivot stile; a logic board and a position encoder which shall mount to the operator. The detection modules shall contain transmitting and Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-01-11 08 71 13.11 -