Construction work of Phase ...

Supplying, installation, Testing and commissioning of the passenger Machine Room less (MRL) lift having following main features: a) MOTOR : Gearless lift drive comprising of high starting torque lift duty, 3 phase 440 Volts A.C. permanent magnetic synchronous motor of proper rating with high efficiency shall be used. b) Operation/Drive : Microprocessor based /PLC, AC Variable Voltage variable frequency variable speed (V3F) vector control drive with encoder feedback closed loop system shall be used for lift car and door operation which shall be full collective selective operation hall call demand response, UP/Down hall stops, main, Up/Down contactor with overload and phase reversal relay and safety controls. c) Traction Media: main hoist flat coated steel belt / rope. Thimbles of spring permit adjustment of uniform tension for smooth operation of the elevator Pulse belt monitoring system to avoid the cut in the belt. d) Car : car should be with M S platform with bracings of adequate size and to sustain the impact load cabin plus passengers with safety factor of fire for steel with Anti-skid PVC flooring and side panels should be of Stainless steel with hair line finish of sheet of grade 304 duty with S.S. handrails . Car ceiling shall be steel finish with aesthetic appearances with LED ceiling lights .The size of the car shall be taken as per available lift well size and relevant BIS code of lifts. Car panel will also be of S S 304 grade finished with emergency stop device, emergency alarm, mechanical door safety device, full length infra-red curtain in car door, facility of auto/attended mode. All car panel buttons and all floor switches must be with brail language as per lift act. Agency shall also provide and install one No. 2 MP , IR , IP based ceiling mounted Dome Camera in the car complete with connecting cables and accessories (To be connected with existing CCTV system in the Building) .The inspection unit shall be provided at the top of the car. e) Landing Doors: All landing door shall be fully automatic centre opening / telescopic made of hair line finish stainless steel grade 304 with key holes and infrared curtains with unlocking facility from outside. f) Emergency light: Appropriate rechargeable battery operated LED emergency light in the car and along with alarm switch shall be provided. g) ARD: Automatic rescue Device (ARD) shall be provided according to passenger capacity with SMF batteries of approved brands. h) Audio-Visual Indication: Audio visual indication in the lift car, showing over loading such that doors kept open till excess load is removed. i) Scrolling Indicators: Digital scrolling indicator system for up-down arrow with floor position indicator shall be provided inside the car and at all stops/floors. j) Buffers: Spring buffers/PU Buffers shall be provided. k) Car Fan: ENERGY EFFICIENT Car fan/blower with automatic sleep timer shall be provided. l) Voice Annunciator: Voice annunciator with suitable music shall be provided in lift car. m) Self diagnostics system for operational and safety parameters shall be provided in control panel. n) Mechanical/Electronic over speed governor, door key holes in the floor doors, fireman switch shall be provided. o) Permanent wiring in lift well with providing and fixing of electrical distribution board complete with SP and TP MCB`s, proper numbers of light points, with LED fixtures, exhaust fan, 2 nos copper plate /chemical earthing with 8 SWG copper earth wire and plug points shall be provided by the agency. (Power supply of 3 phase 440 V shall be made available by department in lift machine room.) p) Agency has to provide all working drawings and documents to comply latest BIS specifications and make proper liaison services for obtaining all necessary permissions. 13 passengers/884 Kg, 5 stops, rated speed adjustable up to 1.0 mtr /sec with 2 years comprehensive maintenance / DLP.