LAC-ADS-(2024-2025)Chathannur Assembly Constituency - Govt High School, Chirakkara, Kollam-Installation of lift in new block-Electrical Lift Work

OD80767/2026-2027:Supply, Installation, Testing and Commissioning of 1 No. 10 Passenger Lift(MRL) as per following specificaions. 1. Elevator type-10 Passenger Elevator, 2. No of Elevators-1 3. Load and Capacity-680Kg 4. Speed-1.0 m/s with Machine room less type 5. Travel Height-11.3 m approx. travel length 6. Stops and opening-03 (0, 1, 2), Single entrance car 7. Well dimension (Available)-2370 mm Width x 2390 mm Depth.Machine room less lift well 8.Electric supply - Light 230V, 50Hz single phase 2 wire system. Power 415V 50Hz 3 phase 4 wire system 9. Car Size- as per IS 10. Pit height- 1600 clear inside 11. Head Room - 4200 clear inside 12.Car Entrance -SS Vandal proof with Half portion glass Automatic Telescopic/center opening size as per IS car entrance and landing entrance minimum 900mm. 13. No of Entrance- One Location In Front 14. Door Safety-Full length infra red light curtain 15. Clear opening - 900 mm Width X 2200 mm Height 16. Controls -Selective Collective Simplex. Drive - micro processor based Variable voltage variable frequency, Operation with ARD - Simplex full selective, collective control with ON/OFF switch, 17. Call and position indicator - Up/down direction & position LED/LCD indication shall be provided at all landings 18.Automatic Rescue Device - Provide automatic rescue device with an electronic controller powered by maintenance free batteries with capacity for minimum four rescue operation. The rescue operation should work within 10 seconds of power failure 19.Indication in the car - a) Car position, b) Call indicator, c) Door close/open push button, d) Emergency stop button, e) Flush mounted switch for fan (with timer) and light, f) Non-stop button g) Battery operated emergency lamp with rechargeable batteries, h) Intercom wiring with one master unit with 2 slaves. I) Battery operated alaram bell J) Fireman switch at main lobby k) Auto Attendant control (inside the car) 20.Landing entrance - Automatic centre/side opening Vandal proof stainless steel sliding door as per IS with provision for emergency mechanical opening key and half framed fire rated glass door for minimum 2 Hr. 21.Construction of design and furnishing of car body work - Vandal proof stainless steel (SS304 Jindal/Tata make) finish cabinet with scratch proof stainless steel door (sheet 1mm thickness), stainless steel mirror finish ceiling, 3mm minimum thickness aluminium anti-skid flooring, fan with timer cut off, push to talk, LED display, LED light, hand rails and floor announcement system. 22.Control panel- Control panel will be dust and vermin proof of sheet metal enclosure. 23.Regulation- 350-450V 24.Winding handle Manual winding handle for use in emergency 25.Safeties-a) Over speed governor,operated safety gear b) Buffers c)Motor overload and under voltage protection d) phase reversal protection e) Other safeties as per ISS f) single phase preventer g) Final limit switch 26.Leveling- Automatic leveling at all landings as per IS 27. Anouncement system- To provide lift announcement system 28. Tests- At site test as per IS to be carried out and approval from Electrical Inspectorate before handing over. 29). Scope of work:- a) Supply of lift materials b) Minor / required civil works, including core cutting, channels, angle irons, MS plates, minor plastering, cutting pockets and grouting brackets for the guide rails, grouting boxes for control units, white washing of lift well etc as required c) Scaffolding d) Door frames e) Supporting steel f) Temporary electric supply for installation of lift. 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. inclusive of necessary fee to the Inspectorate and first year insurance as per new lift rule 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 book let with complete details of maintenance schedule and control diagram. k) Giving training to department staff for attending trouble shooting 30). Guarantee: Company shall carry out free maintenance and service during warranty period which also includes a) Cleaning liftequipment 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. Full Height Infra- red light curtain in the car door safety. Door open and door close buttons. Variable speed door opening and closing time. Inverter based Emergency alarm bell. Stainless Steel Signal Fixtures,Emergency Light supported with an inverter. Call Registering micro push button. Door Pressure Limit Switch(Enhanced Door Safety). Braille featured Buttons. Additional features - Emergency Light, Emergency Alarm, Over Load Indicator, The rescue operation should act within 10 seconds of power failure (minimum 4times operation in single charging), provide lift announcement system (music & floor number ) .All buttons in car and all landings should have Braille sign .Additional Safety Device - Single Phasing preventer with a protection against phase sequence reversal, Over Speed safety device.Battery operated rescue device. LED DISPLAY AT CAR AND LANDING HALF HEIGHT VISION PANEL FOR DOORS. Three years warranty from the date of commissioning.