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    SECTION 14400

    HYDRAULIC AND ELECTRIC LIFTS/ELEVATORS

    PART 1 - GENERAL

    1.01 RELATED OBLIGATIONS

    A. The general requirements under Division 1 apply to work specified in thisSection.

    B. Examine all the other Sections of the Specifications for requirements which mayaffect work of this Section

    C. Co-ordinate work with all other trades affecting, or affected by activities of thisSection. Co-operate with such other trades to assure the steady progress of alloperations under the Contract.

    1.02 SCOPE OF WORKS

    A. The Contractor shall supply, deliver, erect, connect and test all materials andequipment required to provide all the lifts in accordance with the terms andconditions of the Specification, Drawings and Schedules.The Specification detailed below shall apply to all lift installations detailed on theArchitectural Drawings and shall be read either singularly or in plural asapplicable to provide al the lift installations within the building.

    B. The whole of the work and materials supplied shall be in accordance with therelevant British Standard Specification and Codes of Practice and in particular BS

    5655.

    C. The Contractor shall include for all necessary attendance to other trades for theproper coordination of all associated services to be installed and arrange for allconduit, cable and duct routes, positions of switchgear accessories, etc.

    D. The Contractor shall obtain all information regarding the precise details of theconstruction of the shaft and pump room.

    E. All work carried out under the Contract shall be to the entire satisfaction of theArchitect/Engineer.

    1.03 SERVICING OF LIFTS AFTER COMPLETION

    A. The Contractor shall include for providing a comprehensive maintenance on thecompleted lift installation for a period of 12 calendar months from the date ofacceptance by the Architect/Engineer.

    B. Maintenance shall be carried out as necessary during the 12 month period andshall include the cleaning, oiling, greasing and adjustments of all parts of the liftand to maintain as far as possible the accuracy of operation as stated in thisSpecification.

    C. During the initial 12 months maintenance period, the Contractor shall make good

    or replace, at his own expense any part that is found to be defective or show any

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    signs of weakness or undue wear in consequence of faulty design, workmanshipor material.

    D. The lift pump room and pit, floors and walls shall be kept free of oil, grease andrubbish and shall be left in a tidy manner after maintenance.

    E. When the lift is not available for use whilst the Contractor is working on it for any

    reason, the Contractor shall display a suitable notice at each entrance to the liftindicating that it is temporarily out of service.

    F. A log book shall be provided by the Contractor to record maintenance visits,inspections, breakdowns, repairs, etc. Failure to complete the log book willconstitute a breach of Contract.

    1.04 MAINTENANCE AND SERVICING (POST GUARANTEE PERIOD)

    A. The Contractor shall provide a Schedule indicating the current charge based on a25 year period per lift for comprehensive maintenance as detailed below.

    1. Routine examination of the entire lift equipment, with monthly visits withadjustments as necessary to maintain the performance of the installation asfair wear and tear will permit.

    2. The cost of repair or replacement of any component parts of the liftinstallation due to fair wear and tear.

    3. The cost of the servicing to be based on the work being carried out duringnormal working hours unless stated otherwise, and all possible care shallbe taken to ensure that the lift is maintained in proper and safe workingorder.

    4. The service shall include for all necessary call-outs at any time, but if calledout during the hours of 8.OOam to 5.OOpm the Contractor may include forpremium time.

    1.05 MATERIALS AND SAMPLES

    A. All materials shall be of the best of their particular type and the Contractor shallsubmit for approval samples of the various items of equipment intended for use inthe execution of the work.

    B. As an alternative, the Architect/Engineer reserves the rights to be shown all itemsof equipment offered.

    C. The Contractor shall submit samples of any landing or car signal fixtures andfinishes detailed in this Specification. All samples will be returned to theContractor after inspection by the Architect/Engineer.

    1.06 SHOP DRAWINGS

    A. The contractor shall prepare assembly and installation drawings. The followingdrawings shall form the Contractors installation drawings and shall be fully co-ordinated with the elements related to Lifts.

    1. Detailed general arrangement drawings of all equipment supplied and

    manufactured by the Contractor with structural loads.

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    2. Detailed Plant room drawings.

    3. Any drawings the Contractor intends to use as installation drawings.

    4. Detailed plans, sections and elevations showing all required builders work,including size and position of holes, chases and steelwork.

    5. Any detail drawings or manufacturers drawings required prior to or foundnecessary during the manufacturing or erection periods.

    6. Wiring diagrams for electrical equipment. Electrical wiring diagrams shall beprepared for all plant requiring electrical connections. Where manufacturersoriginal drawings are used, they shall be specific to the relevant plant andall references to optional features, other machines or a range, etc., shall bedeleted. All wiring diagrams shall clearly indicate that wiring which formspart of or is connected to the equipment as delivered and shall include theinformation necessary to enable the switchgear, site connections and wiringto be completed by the Contractor.

    B. Certain advanced details of builders work such as well sizes, may have alreadybeen agreed by the Architect/Engineer, and details included either in schedulesor on drawings, but it is the Contractors responsibility to ensure that these detailsare correct and sufficient for his work.

    1.07 STEELWORK AND PAINTING

    A. The Contractor shall supply and fix all guides and necessary steelwork for guidefixings to the structure, landing sills, door tracks and buffers.

    B. The Contractor shall include for the supply and fixing of sheet steel fascia panelsbetween the landing sills and headers. These shall have a galvanized finish.

    C. The Contractor shall include for supplying and fixing a steel cat ladder in each pitfor access.

    D. Lifting beams at the top of the lift well will be supplied and fixed as per approvedshop drawings.

    E. All hoistway steelwork such as guide rails (excluding blades) and fixing brackets,shall receive one coat of an oil based primer and paint before erection and onecoat of paint after erection.

    F. Steelwork that will be inaccessible after erection shall have the second coat

    applied before installation.

    G. Machinery such as motors, gearboxes and controllers, etc. , shall be primed andcellulosed to an approved color. Any paint work damaged during installation shallbe made good on site.

    1.08 FINAL INSPECTION, TESTING AND COMMISSIONING

    A. Inspection testing and general commissioning as specified in BS 5655 shall becarried out by the Contractor and be witnessed by the Architect/Engineer. Thesetests shall be made prior to handing over at the substantial completion stage andany major defects found shall be corrected before the lift is put into service.

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    B. The Contractor shall include for all necessary fees for carrying out these teststogether with the provision of all instruments, test weights, etc.

    C. The Contractor shall give the Architect/Engineer seven days notice in writing ofthe date proposed to carry out these tests to enable the Architect/Engineer to bepresent.

    D. A Certificate of Acceptance will be signed by the Architect/Engineer oncompletion of the installation and these tests.

    E. The Contractor shall provide the Architect/Engineer with two typed copies ofCertificates of Test of the installation within two weeks of Acceptance. During thetests, a manuscript test certificate shall be available for inspection by theArchitect/Engineer.

    F. Before the final tests are witnessed by the Architect/Engineer, the Contractorshall conduct such checks and assessments as will satisfy him that when thefinal tests are conducted they can be carried out with reasonable anticipation thatthe requirements of the Contract will be met and the final tests can be concluded

    without interruption and postponement.

    1.09 RECORD DRAWINGS

    A. After substantial completion of the Contract, the Contractor shall providedrawings of the work as actually installed.

    B. These drawings shall show plans and sections as the Architect/Engineer mayconsider necessary to show all required information clearly.

    C. The drawings shall show clearly the location and size, materials and serviceinstalled, together with all cable, conduit and trunking runs including joint boxes.

    D. The drawings shall be provided as follows:

    1. General arrangement plan of machine room equipment including circuitbreakers, isolators, car lighting switch, etc.

    2. General arrangement plan of car and hoistway equipment.

    3. General arrangement section of hoistway and machine room.

    4. General arrangement elevation of the car and landing entrance.

    5. Wiring diagram giving full details of all electrical equipment as actually wired

    and installed. The markings of all terminals on equipment shall be clearlycarried out, and these markings shall correspond to the connections on thewiring diagram, which shall also be clearly indicated.

    E. Four dyeline prints of these drawings shall be submitted to the Architect/Engineerfor approval before the linen copies are printed and stencils shall be used for allprinting on drawings.

    F. A spare set of working drawings shall be kept on site in order that all conduit run,positions of equipment, etc., can be checked during the Architect/Engineersroutine visits, and an accurate and comprehensive record can be maintained ofthe installation.

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    G. The final copies shall consist of one microfilm, one linen print and one negative ofeach drawing. The final As Fitted drawings shall be submitted to theArchitect/Engineer.

    PART 2 - PRODUCTS/DESIGN CRITERIA

    2.01 ACCEPTABLE MANUFACTURERS

    A. Products for the use of this Section shall be obtained from the following or equalapproved:

    1. Otis

    2. Schindler

    3. Evans Lifts Ltd.

    B. LOADING

    1. The maximum contract load shall be as indicated in the attached Scheduleand load and data plates shall be fitted within the lift car.

    2. The load plate shall indicate the maximum loading in Kg and Persons forthe lift and shall be manufactured from satin stainless steel with the letteringengraved and filled.

    3. Details of the size of all letters etc. shall be submitted to theArchitect/Engineer for approval.

    2.02 ISOLATION

    A. The Contractor shall include for all necessary isolation materials, rubber pads,attenuators, etc., to ensure that lifts runs with the minimum of noise and vibration.Having regard to accepted commercial standards, the lift installation shall be freefrom vibration and with smooth acceleration and retardation, all to the satisfactionof the Architect/Engineer.

    2.03 GUIDES

    A. The guides for the car shall be planed steel tees, erected plumb and securelyfixed to the structure by steel brackets. The ends shall be tongued and grooved,forming matched joints and shall be connected by steel fish plates.

    B. Fixing brackets shall be provided so that the guides are securely supported alongtheir entire length and that they will not deflect more than 3mm under the normaloperation of the lift.

    C. The guides shall be of such a length that it is not possible for the car shoes to runoff the guides. Guides and their fixings must withstand the application of thesafety gear when stopping a fully loaded car.

    D. Guides shall be secured to their fastening by through- bolts or by clips of suchdesign that any rotary movement of the clip will not release the guide. Any shimsused in the fixing of guides brackets must be of metal and washer type so

    designed and placed that they cannot fall away from the fixing should they comeloose.

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    E. If the car enclosure is cantilevered from the side, an additional stabiliser guide railshall be provided on the opposite side of the car enclosure.

    F. The Contractor shall supply any guide gauges or templates that may be requiredfor use during erection.

    G. The Contractor shall supply all inserts required for casting into the structure.

    2.04 BUFFERS

    A. The lift shall be provided with buffers securely fixed to the pit floor or to the carframe in accordance with approved shop drawings.

    B. For passenger carrying lifts having a speed of 1.00m/s or less, the buffers shallbe of the spring pattern, manufactured from the best quality square or roundsection steel in helical formation and be securely bolted or welded to a steelbaseplate suitably located under the car and counterweight. Timber, rubber or

    synthetic buffers are not acceptable.

    2.05 TERMINAL STOPPING SWITCHES

    A. The lift shall be supplied with terminal stopping switches in accordance with thefollowing clauses.

    1. The terminal stopping switches in the control circuit shall be of substantialdesign and shall be of the self resetting type arranged to stop the liftautomatically from any speed attained in normal operation within the limitsof top and bottom over- travel independently of the buffers.

    2. The terminal stopping switches shall be arranged to operate with the lift caras close to the terminal floors as practicable without interfering with thenormal operation of the lift.

    2.06 ELECTRICAL SUPPLIES AND SHAFT LIGHTING

    A. The supplies to the pump room will terminate in switchgear provided within thepump room.

    B. The supplies will be 380/220 volts, 60 Hz, 3-phase, 4- wire, a.c. as required andthe Contractor shall supply and install all necessary wiring and enclosures fromthe switchgear to the lift control panels and from the panels to the various itemsof equipment.

    C. A 220 volt, 60 Hz, single phase, 2-wire, a.c. supply including all cables andconduit will be provided by the Contractor to the pump room and terminated in aconsumer unit, to serve the respective lift car light and shaft lighting etc.

    D. In addition one adaptable box shall be provided in the pump room to enable thetelephone circuit to be continued to the lift car.

    E. The Contractor shall extend the alarm and telephone circuits to the respective liftcars by means of PVC cables enclosed in conduit and/or trunking.

    F. A 12 volt trickle charger and battery shall be supplied by the Contractor and fitted

    in the machine room for the lift alarm system.

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    G. The Contractor shall allow for the provision of shaft lighting and switches inaccordance with BS 5655. The shaft lighting fittings shall be of the fluorescenttype OB 3008 manufactured by Thorn or equal and approved.

    H. The Contractor shall allow for the provision of electric heating as shown on themechanical and electrical Tender drawings.

    J. The Contractor shall allow for the provision of electrical supplies for the fan coilcooling units located in machine rooms, as shown on the mechanical andelectrical Tender drawings.

    2.07 CONDUIT, TRUNKING AND CABLES

    A. All cables shall be enclosed in conduit or trunking of approved manufacture.

    B. All PVC cables shall be rated at 450/750 volts and shall be in accordance with 856231.

    C. Inspection elbows and tees shall not be used.

    D. All metalwork shall be effectively bonded and earthed.

    E. All conduit connections to motors or other such items of removable equipmentshall be made with PVC sheathed metallic flexible conduit BS 731 (Kopex).

    F. Flexible conduits shall not be more than 1.0mm in length unless the Contractorobtains the written permission of the Architect/Engineer to exceed these limits.

    C. The Contractor shall include in his tender for all necessary wiring and enclosuresfrom the main switches to the panels and from the panels to the items of controlequipment.

    H. All cables, trunking, conduits and fittings shall be installed in accordance with thecurrent I.E.E. Regulations for the Electrical Equipment of Buildings.

    J. The Contractor shall allow for trailing cables between the lift car and halfwaybox. Lighting control alarm and telephone circuits shall be separated. The cablesshall be constructed in accordance with BS 6977.

    2.08 NOTICES, NAMEPLATES AND TOOLS

    A. The Contractor shall supply and fix the following:

    1. A notice on the outside of the lift motor door worded as follows, withcharacters not less than 13mm high DANCER LIFT MACHINERY.UNAUTHORISED ACCESS PROHIBITED. DOOR TO BE KEPT LOCKED.

    2. A framed and glass covered wiring diagram or encapsulated wiringdiagrams of at least A3 size with case suitably fixed to the wall.

    3. Emergency and operating instructions fixed adjacent to each lifting motor,brake or pump unit. The instructions shall directly relate to the type of gear,pump, etc.

    4. Electric shock treatment notice fixed in the motor room.

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    B. The Contractor shall supply and fix on a wall in the motor room a purposedesigned board to which shall be fixed the door release key. Any other toolsnecessary for emergency use of the lift shall also be fixed to the board. Eachindividual item shall be suitably labelled on the Tool Board for ease ofidentification.

    C. The labels shall be of Traffolyte material and they shall be pinned or screwed tothe board.

    2.09 PUMP UNIT, RAM AND CYLINDER

    A. The hydraulic pump unit shall be of the immersed type and shall bemanufactured by an approved manufacturer.

    B. The Contractor shall state the manufacturer and type reference on the Scheduleof Materials included.

    C. The noise emanating from the pump unit, measured on the A scale at a

    distance of 1 m from the unit, shall be stated on the Schedule.

    D. The Contractor shall include for all hydraulic piping and fixings from the pumproom to the lift well, and the system shall incorporate a sound attenuator device(muffler).

    E. The Contractor shall provide isolation pads or mountings for the pump unit tominimize the transmission of vibration to the structure.

    2.10 SUSPENSION ROPES

    A. The suspension ropes shall be of traction steel, of best quality manufacture andmust comply with BS 329; sizes and number of ropes for car/counterweight andgovernor as per approved shop drawings.

    B. Chain suspension will not be permitted.

    C. The ropes shall have a factor of safety of not less than 10 achieved withappropriate combinations of pulley, sheave and drum diameters.

    D. The factor of safety shall be based on the ratio of the combined breaking load ofthe ropes to the static load. Not less than four ropes shall be used for suspendingany one lift and they must be of sufficient size that any one rope will carry thetotal suspended load of the lift. The Contractor shall supply to theArchitect/Engineer test certificates for each rope in accordance with BS

    329.

    E. The Contractor shall include for any necessary rope equalizing gear for the lift.

    2.11 CAR SLING

    A. The car enclosure shall be carried in a steel frame of robust construction to takethe shock of the operation of the safety gear without any permanent deflection ofthe car frame. The car frame shall be of bolted construction.

    B. Each car frame shall be provided with not less than four guide shoes which shalleither be phosphor-bronze or cast iron, fitted with renewable self-lubricating liners

    or rubber or synthetic tyred rollers.

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    2.12 SAFETY GEAR DEVICES

    A. The lift car shall be fitted with a safety gear which may be of the instantaneoustype for lifts having a speed not exceeding 0.63 m/s.

    B. For lifts having a speed of 0.63 - 1.0m/s the safety gear shall be of theinstantaneous type with buffered effect.

    C. The safety gear shall be fixed to the underside of the lift car frame and beoperated by means of a wire rope from the governor located at the top of thehoistway.

    D. The safety gear shall be so designed that it will stop and hold the lift with full loadin the event of the lift exceeding 115% of the speed in the downward direction.

    E. When the safety gear is applied, it shall not cause the car platform to slope more

    than 1 in 25 to the horizontal and it shall be so arranged that the lift motor controland brake control circuits open immediately.

    F. The safety gears, safety ropes, together with the associated stopping distances,shall be in accordance with BS 5655.

    2.13 GOVERNOR

    A. The lift shall be fitted with a governor to operate the safety gear in the event ofoverspeed of the lift.

    B. The governor shall be located at the top of the hoistway and shall beautomatically reset when the car is moved in an upward direction.

    2.14 CAR ENCLOSURE AND FINISHES

    A. The car platform shall be complete with an aluminum sill and shall be mountedon rubber pads forming an isolating cushion between the enclosure and the steelframe to ensure quiet running with minimum vibration to the satisfaction of theArchitect/Engineer.

    B. The car enclosure shall be of steel construction and shall be totally isolated fromthe sling.

    C. On top of each car a standard 13 amp switched socket outlet shall be fitted

    complete with plug and 5 amp fuse. The socket outlet shall be wired in 1.0mmPVC insulated cable and then enclosed in trunking and conduit to the distributionboard and positioned in the respective lift motor room.

    D. An apron shall be provided on the lift car to ensure that nothing can becometrapped between the lift car platform and landing while the car is within thelanding zone.

    E. In addition to fluorescent lighting, a low voltage self- contained emergency lightunit shall be supplied and fitted to the car. The emergency light shall beautomatically brought into operation on failure of the mains supply and shalloperate for a minimum of three hours.

    F. The car enclosure finishes shall be generally as follows:

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    1. Dean lift elevators:

    a. Car Panels: Of steel sheet lined with veneer wood ( teak,maple, cherry ).

    b. Car Door Of steel sheet, automatic sliding door,telescopic opening, lined with stainless steel(8KT-5 )

    c. Floor: Recess for marble 23mm,( Marble by maincontractor ).

    4. Ceiling: Wood with fluorescent light/spot light.

    d. Kick plate: Granite.

    e. Landing Door: Panels: stainless steel gold (BKT-5 )

    Frame: stainless steel gold (BKT)

    f. Work of lift With card access reader

    2. Panoramic & lift elevators:

    a. Car Panels: Laminate glass + stainless steel mirror finish.

    b. Car Door Of steel sheet, automatic sliding door,telescopic opening, lined with stainless steel(8KT-5 )

    c. Floor: Recess for marble 23mm,( Marble by maincontractor ).

    d. Ceiling: Stainless steel with fluorescent light/ spot light.

    e. Kick plate: Granite.

    f. Landing Door: Panels: stainless steel gold (BKT-5 )Frame: stainless steel gold (BKT) access totubes. Minimum 4 no. tubes and emergencylighting.

    3. Passenger lift elevators:

    a. Car Panels: Of steel sheet lined with stainless steel J5,hairline finish and granite

    b. Car Door Of steel sheet, automatic sliding door,telescopic opening, lined with stainless steel (J5) 7car front wall stainless steel mirror finish.

    c. Floor: Recess for marble 23mm,( Marble by maincontractor ).

    d. Ceiling: Stainless steel hairline finish with spot light.

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    e. Handrail Stainless steel mirror finish.

    f. Kick plate: Granite.

    g. Landing Door: Panels: stainless steel J5Frame: stainless steel mirror finish..

    4. Service lift elevators:

    a. Car Panels: Of steel sheet lined with stainless steel graincuir( leather finish)

    b. Car Door Of steel sheet, automatic sliding door,telescopic opening, lined with stainless steelgrain cuir( leather finish) &car front wallstainless steel grain cyir ( leather finish).

    c. Floor: Studded rubber ( Black)

    d. Ceiling: Stainless steel hairline finish with spot light &fluorescent light.

    e. BUMPERRAIL Stainless steel hair line finish .

    f. Kick plate: Stainless steel hair line finish

    g. Landing Door: Panels: stainless steel grain cuir( leather finish)Frame: stainless steel mirror finish..

    G. The Contractor shall include in his Tender for the provision of isometric drawingsof not less than A2 size of the car enclosure. The drawing shall also show detailsof skirting, ventilation, frieze, handrail, lighting, etc.

    2.15 CAR CONTROL STATION

    A. Inside the lift car a flush mounted control station shall be fitted, incorporating thefollowing:

    1. A bank of push buttons to correspond to the various landing levels served.

    2. Alarm push button.

    3. Door open push button.

    4. A key operated car preference switch arranged so that the lift can beoperated by its own car push buttons only, independent of any landing calls.

    5. A key operated light switch.

    6. A key operated door hold switch.

    7. A key switch for the car fan.

    8. A car direction indicator.

    9. An overload display.

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    10. An intercom unit (car to main lobby).

    B. Car control stations shall be of the same type and finish as any attendant controlstation, landing call stations or car position indicators - satin stainless steel.

    2.16 TELEPHONE STATION

    A. A flush mounted telephone cabinet shall be provided in all passenger andgoods/passenger/disabled persons lift cars for housing telephone equipment.

    B. The travelling cable to carry the telephone circuit shall be provided and installedby the Contractor and shall be an exclusive 4-core flexible cable.

    C. The travelling cable associated with the telephone circuit shall be terminated in aseparate terminal block from those used for other travelling cables. An adequateseparation of the circuits must be maintained at the termination.

    D. The Contractor shall also provide wiring between the telephone terminal block

    and the lift car end of the travelling cable.

    E. The telephone wiring (4 conductors) between the lift shaft end of the travellingcable and the telephone terminal block which gives access to the telephonenetwork shall be provided by the Contractor. The terminal block shall bepositioned in the pump room.

    F. The cable used for connection between the end of the travelling cable and thetelephone connection points within the adaptable boxes shall be approved typetelephone cable having PVC insulation and sheath and shall be enclosed in steelconduit connected directly to the telephone adaptable box.

    2.17 CAR POSITION INDICATOR

    A. Inside the lift car and above the ground floor entrance, the Contractor shallprovide a flush mounted digital type car position indicator to indicate the positionof the lift car.

    B. The indicators shall be finished in satin stainless steel as the car control andlanding call stations.

    2.18 MAINTENANCE CONTROL

    A. A maintenance control shall be provided on the top of the car enclosure tooperate in the following manner:

    1. The lift shall be taken out of automatic control by actuation of aninspection/normal service switch located on the top of car.

    2. Operation of UP, DOWN and AUXILIARY control pushes located on theroof of the lift car and arranged such that the lift car will only move when thepush is subject to continuous pressure.

    3. An emergency Stop/Run switch shall also be provided on the roof of the liftcar.

    4. A terminal stop switch shall be incorporated in the control to stop the car,

    when moving in an upward direction , with its roof not less than 1.80m fromthe top of the well.

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    2.19 CAR AND LANDING DOORS

    A. The car and landing doors shall be automatically power operated and be of thesize and type as detailed on the Schedules.

    B. The door sills shall be integral with the bottom track and be manufactured fromaluminum with non-slip inserts. The bottom tracks of the doors shall be of theself- cleaning type with open ends.

    C. All car and landing door tracks, hangers, locks, etc., shall be of approvedmanufactured.

    D. The car and landing doors shall be operated quietly and smoothly by a highperformance direct current electric operator unit. During the course of openingand closing, the car and landing doors shall be solidly locked together to ensuresimultaneous movement and that they will be smoothly cushioned at both limitsof travel. The door operator shall be of approved manufacture and the

    manufacturer shall be stated on the Schedule.

    E. The landing doors shall be constructed of sheet metal panels, and the wholeentrance shall be designed to have a certified fire rating of two hours. On theSchedule of Alternatives, the Contractor shall state the reduction in cost for doorshaving a certified fire rating of one hour.

    F. The car doors shall be fitted with an electronic detector device, Should thisdevice touch a person or object while the car door is closing, the device shallcause the car and landing doors to return to the open position. The doors shallremain open until the end of a preset but adjustable time interval and then closeautomatically.

    G. Provision shall be made for the opening of all landing doors by means of anemergency key, which shall be of the triangular type as detailed in BS 5655.

    H. All landing doors shall have a satin stainless steel finish.

    2.20 LANDING DOOR LOCKS

    A. Each set of landing doors shall be fitted with electromechanical locks to ensurethat it is impossible to open the landing doors unless the lift is stationary at theparticular landing and that the lift cannot move or be kept in motion unless all thelanding doors are properly locked, except when the car is levelling on slow speedfrom a position 250mm above or below landing level.

    B. The locks shall be provided with release mechanisms so that the doors can beopened by an authorised person in an emergency.

    C. The locks shall be of approved manufacture.

    2.21 ARCHITRAVES

    A. The Lift Contractor shall include for supplying and fitting landing door entrancetrims as necessary to maintain the fire integrity of the landing doors. These shallhave a satin stainless steel finish.

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    2.22 LANDING CALL STATIONS

    A. Each call push unit shall consist of a double button unit at intermediate floors witha single button unit at terminal floors.

    B. The call station shall be arranged for flush mounting within the front hoistway wall

    and shall have an overlapping satin stainless steel face plate.

    C. The call stations shall incorporate an illuminating feature to indicate that a callhas been registered. Illumination incorporating tungsten lamps will not beacceptable.

    2.23 HALL LANTERNS

    A. Illuminating hall direction arrows (lanterns) shall be supplied and fitted aboveeach landing entrance. These shall not incorporate tungsten lamps.

    B. At the ground floor main lobby, they shall be incorporated with the car position

    indicator unit.

    C. The unit shall incorporate an audible signal to announce the arrival of the lift.

    D. The finish of the units shall be satin stainless steel.

    2.24 CONTROLLER

    A. The controller shall incorporate electro-mechanical components and all safetycircuits shall be failsafe in the event of a failure in the micro-processor circuitry.

    B. Overloads shall be provided which will cut off the control supply and motor if thecar is overloaded for a predetermined time or if single phasing occurs.

    C. The control panel shall incorporate on site diagnostic facilities without the aid ofany special tools or devices.

    D. A reverse phase device shall be included.

    E. The controller shall be enclosed in a sheet steel cubicle finished cellulose to anapproved Color.

    F. All terminals, contactors, etc., shall be labelled or numbered in an obvious andpermanent manner to aid identification.

    G. Hinged doors shall be fitted at the front of the cubicle, which shall also becomplete with additional access panels and louvred vents as required. Lift of fpanels shall not be acceptable.

    H. The functions of all components in the control panel shall be clearly indicated ona diagram, together with a key to abbreviations or symbols used, which shall beattached to the inside of the control cubicle door.

    2.25 CONTROL SYSTEM

    A. The control system shall be as stated on the Tender Drawings but it must alsocomply with the following clause.

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    1. The cars shall park with doors closed with one lift at the ground floor and theother at its last stop.

    2.26 FLOOR SELECTORS

    A. The lift shall be fitted with automatic floor selection equipment operated byinductor switches on the cars, so arranged and designed to ensure that thespecified levelling accuracy is maintained.

    B. The selection equipment shall be incorporated within the controller and beelectrically operated by means of impulses from the car inductor switches.

    C. The relays, inductor and rotary switches of the selector shall be fitted with silverto silver contacts. The conductor switches shall be enclosed in dust-tight metalcases.

    D. The inductor switches shall be fixed to the top of the car in accessible positions

    and the operating steel vanes fixed to the guides.

    E. All steel vanes shall be painted bright yellow.

    F. If it is the Contractors standard practice to use other methods of floor selectionthan that described below, for example:

    1. A tape head device.

    2. Selector in the motor room operated by a steel tape attached to the car.then full details and a description of the method included in the tender shallbe submitted to the Architect/Engineer.

    2.27 AUTOMATIC CAR LEVELLING

    A. The lift car shall be provided with a levelling device that will automatically bringthe lift car to the landings within a tolerance specified below, according to thetype of machine.

    B. The levelling device shall, within its zone, be entirely automatic and independentof the operating panel. The device shall compensate for any over-travel, under-travel, or rope stretch.

    C. For hydraulic lifts, the tolerance shall be 6mm under conditions of full contractload through to empty car.

    D. The tolerances shall not be exceeded for any landing in either direction of travel.

    2.28 EMERGENCY ALARM CONTROLS

    A. The lift car shall be fitted with an alarm push incorporated in the car controlstation.

    B. The supply for the emergency alarm system shall be obtained from a 12 volttrickle charged battery, located in the machine room, incorporating automaticvoltage regulation.

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    2.29 PANORAMIC ELEVATOR

    A. MAIN BUILDING B1

    1. Elevator Type P1-P2-P3-P4

    - Nos. of Elevator: 4,

    - Type of Elevators: Passengers Elevator

    - Load/Capacity: 800 kg

    - No. of Persons: 10

    - Drive: Geared traction, with variable voltage variable frequencymotor (VVVF), solid-state power converters

    - Control System: Simplex Collective Selective

    - Speed: 1.0 mps

    - Number of Stops: 2

    - Door Arrangement: In Line at Ground Floor, First Floor and Second Floor.

    - Floor Designation: Ground Floor, First Floor and Second Floor.

    - Travel Distance: 4.80 m

    - Electrical Power Supply: 220/127V, 60 Hz, 3 Phases

    - Machine Room Location: Roof.

    - Hoistway (Shaft) Dimension: As indicated on Drawings

    - Pit Depth: As indicated on Drawings

    - Overhead: As indicated on Drawings

    - Elevator Car Type: Steel and Glass

    - Car Dimensions: As indicated on Drawings

    - Car Wall: steel sheet lined with veneer wood (teak, maple,cherry).

    - Car Ceiling: Wood with fluorescent light.

    - Car Floor: Recess for marble 23mm (Marble by main contractor)

    - Car Enclosures: Electric FanHandrails in two sidesGranite Kick plate

    Emergency Exit (Top of Car)

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    - Car Door Type: Steel sheet, automatic sliding door, telescopic opening,lined with stainless steel (8KT-5 ) Provided withProximity Card Reader System

    - Door Dimensions: As indicated on Drawings

    - Door Safety Device: Infrared Door Detector Closing Force Limiter

    - Sill: Steel plates

    - Indicators and Direction Arrows: Type IL (LED)

    - Landing Indicator Finishing: Steel plates

    - Main Floor: Position Indicator - Arrows + Gong

    - Remaining Floors: Direction Arrows & Gong

    - Landing Doors: Panels: stainless steel gold (BKT-5 )Frame: stainless steel gold (BKT) access to tubes.Minimum 4 no. tubes and emergency lighting.

    - Clear Opening: As indicated on Drawings

    - Safety Features: Emergency Unlocking by Key

    - Additional Features: Phase Protection DeviceAutomatic Return at Main Floor

    Intercom 3 Stations.

    - Car Board: Micropush

    - Car Board Finish: Satin finish stainless steel

    - Car Board Equipment: Position Indicator (LED)Direction Arrows (LED)Alarm ButtonEmergency Car LightDoor Open and Close ButtonsTelephone Compartment

    Reservation Key switchLamp and Buzzer for OverloadProximity Card Reader access control System

    - Landing Board: Micropush

    - Landing Board Finishing: Satin finish stainless steel

    - Main Floor: On/Off Key switch.

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    2.30 DEAN ELEVATOR SPECIFICATIONS

    2. Elevator Type ET : TYPE PS

    (TYPICAL SERVICE ELEVATORS)- Nos. of Elevator: 2

    - Type of Elevators: Service /Passengers Elevator

    - Load/Capacity: 1600 kg

    - No. of Persons: 21

    - Drive: Geared traction, with variable voltage variable frequencymotor (VVVF), solid-state power converters

    - Control System: Simplex Collective Selective

    - Speed: 1.0 mps.

    - Number of Stops: 2

    - Door Arrangement: In Line at Ground Floor, First Floor, Second and FloorThird Floor.

    - Floor Designation: Ground Floor, First Floor, Second Floor and Third Floor.

    - Travel Distance: 4.80 m

    - Electrical Power Supply: 220/127V, 60 Hz, 3 Phase

    - Machine Room Location: Roof.

    - Hoistway (Shaft) Dimension: As indicated on Drawings

    - Pit Depth: As indicated on Drawings

    - Overhead: None

    - Elevator Car Type: Steel

    - Car Dimensions: As indicated on Drawings

    - Car Wall: Steel sheet lined with stainless steel grain cuir( leather finish)

    - Car Ceiling: Stainless steel hairline finish with spot light &fluorescent light.

    - Car Floor: Studded rubber ( Black)

    - Car Enclosures: Electric FanBumper rail Stainless steel hair line finish

    Kick plate Stainless steel hair line finish

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    Emergency Exit (Top of Car)

    - Car Door Type: Steel sheet, automatic sliding door, telescopic opening,lined with stainless steel grain cuir( leather finish) &carfront wall stainless steel grain cyir ( leather finish

    - Door Dimensions: As indicated on Drawings

    - Door Safety Device: Infrared Door Detector Closing Force Limiter

    - Sill: Steel plates

    - Indicators and Direction Arrows: Type IL (LED)

    - Landing Indicator Finishing: Steel plates

    - Main Floor: Position Indicator - Arrows + Gong

    - Remaining Floors: Direction Arrows & Gong

    - Landing Doors: Panels: stainless steel grain cuir( leather finish)Frame: stainless steel mirror finish...

    - Clear Opening: As indicated on Drawings

    - Safety Features: Emergency Unlocking by Key

    - Additional Features: Phase Protection DeviceAutomatic Return at Main Floor

    Intercom 3 Stations.

    - Car Board: Micropush

    - Car Board Finish: Satin finish stainless steel

    - Car Board Equipment: Position Indicator (LED)Direction Arrows (LED)Alarm ButtonEmergency Car LightDoor Open and Close ButtonsTelephone Compartment

    Reservation Key switchLamp and Buzzer for OverloadProximity Card Reader access control System

    - Landing Board: Micropush

    - Landing Board Finishing: Satin finish stainless steel

    - Main Floor: On/Off Key switch.

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    PART 3 - EXECUTION

    3.01 All work shall be done strictly in accordance with manufacturers instructions and toapproved shop drawings.

    PART 4 - MEASUREMENT

    4.01 LIFTS

    A. Lifts shall be enumerated.

    B. Doors, and door surrounds, shall be described with the item of lifts.

    4.02 SUNDRIES

    A. Sundries shall be included with the lift item, including:

    1. Supports, which shall include fixings, anchors, insulating blocks and anti-vibration devices.

    2. Identification, which shall include plates, discs, labels, charts and colorcoding.

    3. Testing and commissioning which shall include operating completedinstallations and providing fuel and power.

    4. Tools and spares, which shall include loose keys, and consumable stores.

    5. Documents, which shall include drawings, operating instructions andmaintenance manuals.

    4.03 INCIDENTAL WORK

    A. Work incidental to lift installations shall be described with the item of lifts,including the following:

    1. Co-ordination with other engineering installations.

    2. Cutting and forming holes, mortices, chases or the like, and making goodfinishes.

    3. Building in or cutting and pinning brackets or the like, and making good

    finishes.

    4. Removing protective coating and wrapping.

    5. Cleaning and polishing exposed surfaces.

    PART 5 - PAYMENT

    5.01 PAYMENT

    A. The work shall be measured and payment shall be made in accordance with the

    requirements stated in Bill No. 1 Preliminaries and General Requirements.END OF SECTION

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