Kerala Public Service Commission District office building Providing EI-Electrical Lift Work

OD201202/2023-2024:Supply, installation, testing, and commissioning of a new 8-passenger MRL lift complete with the following specifications and all required standard features as per IS. 1. Type of Lift: 8 Passenger Lift (Gear Less and machine room less lift) 2. Load / Persons: 544Kg / 8 Passengers 3. Rated speed: 1.0 m/s 4. Travel: 10.5m (Approximately) 5:No of Floors and entrances served: Basement + Ground + 2 floors,4 stops ,4 openings (All Openings on the same side) 6.No. of floors served:4 floors 7.Method of Control : Microprocessor based V3F with ARD system 8. Size of available lift well: 1900 mm W x2100 mm D 9.Car entrance: As per IS 10. Levelling accuracy : As per IS 11.Car door opening : As per IS 12.Drive: Variable voltage variable frequency(V3F) 13.Operation : Simplex full selective collective control with ON/OFF switch. 14.Construction, Design, and Furnishing of Car Body Work: Textured, vandal-proof stainless steel (SS304; make: Tata/Jindal) finish cabinet with scratch-proof SS Vandal proof Textured stainless steel car door. Square LED spotlight, ceiling and lighting; Tube D38 silver brushed stainless steel handrail at rear wall; auto cut-off fan and light. Correction drive to next level; emergency alarm at main floor; car call backwards; overload function with constant indication/buzzer; bypass load function; manual rescue operation; micro-movement LED-based buttons; Load Weighing Device; advanced car position indication; automatic brake test function every 11 hours; door open button; car emergency light; fireman drive; accurate re-leveling (automatic, closed door); car door lock. Aluminium anti-skid flooring (minimum 3 mm thickness); push-to-talk and floor announcement system. Full Height Stainless Steel Face Plate Silver brushed Car operating panel, Segmented LCD display Square flush mounted. All buttons in the car and at all landings shall have Braille signs. 15. Landing entrance : Automatic centre/Telescopic opening Vandal proof stainless steel sliding door as per IS with provision for mechanical opening key for emergency with full length infrared light curtains and half framed fire rated glass door, certified for a minimum fire resistance of 2 hours. 16. Call and position indicators: Up/down direction & position Dot Matrix LED indication shall be provided at all landings 17. Electric supply : 1) Light 230V/50 Hz single phase 2 wire system. 2) 415V 50Hz 3 phase 4 wire system. 18. Input Voltage range of lift drive: The lift drive shall be designed to operate reliably on a three phase AC supply of 415 V, 50 Hz, with an acceptable input voltage range of 350 V to 450 V. The drive shall maintain stable performance within this tolerance, ensuring smooth elevator operation under normal grid fluctuations. 19. Infrared door opening system: To be provided for entire length of the door (169 Beams) 20. Automatic Rescue Device : Emergency Rescue Device with audio announcer shall be provided with electronic controller powered by maintenance free batteries with capacity for minimum four rescue operations. The rescue operation with audio announcer should act within 20 seconds of power failure 21. Indication in the car : a) Car position b) Call indicator c) Door close/open push button d) Emergency stop button e) Push button for fan and light f) Non stop button g) Battery operated emergency lamp with rechargeable batteries. h) Battery operated alarm bell i) Intercom wiring with one master unit with two slaves j) Fireman's switch at main lobby i) Auto attendant control (inside the car) 22. Winding handle: Manual winding handle for use in emergency shall be provided. 23. Safeties a) Over speed governor, operated safety gear b) Buffers c) Motor overload protection d) Phase reversal protection e) Other safeties as per IS f) Single phase preventer g) Final limit switch 24.Leveling: Automatic levelling at all landing as per IS. 25. Guarantee: Company shall carry out free maintenance during warranty period of 36 months which also includes a) Cleaning lift equipment b) Lubrication of all moving parts c) Replacing of lubricating oil when required d) Checking and adjusting contacts e) Replacing fusible item alarm etc. f) Recharging batteries in case of drain/ renewing batteries g) Replacing /rewinding of all defective parts of the lift including motors and V3F unit. 26. Control panel: Control panel shall be dust and vermin proof, compact, made of stainless steel, and aesthetically designed 27. Announcement System: Lift announcement system shall be provided. 28. Tests: All site tests as per IS to be carried out and approval from Electrical Inspectorate shall be obtained before Handing over. 29. Scope of work:- a) Supply of lift materials b) Minor civil works such without affecting the building structure, finishing/ altering civil works in lift entrance/ pit by providing brickwork & plastering if necessary including minor civil works such as construction of buffer block in the pit machine foundation in the machine room, cutting pockets and grounding brackets for the guide rails, grouting boxes for control units, correction of wall opening in the front side of the wall by additional brickwork or cutting existing brick work including core cutting of machine room and waterproofing in lift pit c) Scaffolding d) Door frames e) Supporting steel f). Electric supply for testing and commissioning of lift is to be arranged by the firm on their own account. g) Intercom facilities with one master and two slaves h) Battery operated alarm i) Obtaining Scheme approval as well as energization Certificate from the electrical Inspectorate including preparation of necessary drawing for the same. Necessary fee shall be remitted to the Inspectorate by the firm for which no refund will be made from the department including taking insurance for one year as per new lift rule. j) Supply of booklet with complete details of maintenance schedule and control diagram. k) Giving training to department staff for attending troubleshooting l) Free servicing for 36 months after handing over. j) Supply of tool kit necessary for manual emergency rescue operations (List to be furnished along with handing over)