SITC of Lift work in POSCO Court Building at District Hanumangarh

Electric BSR 2025

SITC of Machine Room / Machine room less passenger / Stretcher / Bed elevator confirming to IS:17900 - part I & II and having specifications as per A, B, C, D, E, F, G, H and I

A. Doors : Centre/Telescopic opening Doors of 2100 mm height with frame made from Stainless steel grade AISI 304 2B solid (non-cladded) sheet of 1.5 mm thick in Hairline / Moonrock / honeycomb finish for car and all landing doors, The lift doors shall have 2 hour fire rating and 8 lacs cycle per year tested (with submission of necessary valid test certificate issued by NABL accredited or Independent test laboratory) with key holes and full length infared curtains and unlocking facility from outside.

B. Car : Lift car enclosure as per available lift well size and height 2300 mm made from Stainless steel grade AISI 304 2B solid (non-cladded) sheet of 1.5 mm, thick with Hairline / Moonrock / honeycomb finish with frame made from MS platform, bracing of adequate size with minimum safety factor of 5, with Toe Guard Apron, with necessary false ceiling with adequate LED lights, blower for ventilation, vinyl flooring or 20 mm recess for granite, Grab bars, mirror, emergency light ,emergency stop device, emergncy alarm, mechanical door safety, facility of auto/attendent mode. COP with SS face plate having metallic push buttons with Braille code & luminous indicator around button with FPI, scrolling UP/DN LED indicator & with / without attendant key switch, audio-visual alarm, Door closing/opening button, The lift car interior design shall be done as per the directions of engineer in charge.

C. Controller : Microprocessor/ PLC with VVVF and Regenerative Drive having closed loop control system, with IBMS compatible having necessary port. The controller shall have necessary protections such as overcurrent, overvoltage, over speed, overheat for all devices including lift motor and travel direction protection, protection for phase loss at input or output etc. various operation modes such as maintenance, change direction by attendant, full load bypass, VIP call operation, self levelling operation, call cancel facility, auto return to home landing, fireman evacuation operation, earthquake operation, door open/close operation from COP etc. The system can record information for minimum 30 latest faults, with real-time clock management and handheld keypad with LCD screen for view and setting of parameters. The control panel duly wired with proper size & strength, copper wire for power & control circuit, with provision for addition of floor/control card & allied accessories in IP-54 1.5 mm thick SS304 Enclosure

D. Motor : Lift Machine of Gearless PMSM of suitable kW with duty cycle of minimum 120 starts/hr (with submission of necessary valid test certificate issued by NABL accredited or Independent test laboratory), with Traction pulley, main hoisting flat coated steel belt / rope . OSG rope, travelling cable, electromagnetic brakes, entire assembly mounted on adequate size girders duly fixed on LMR floor/ shaft walls complete with main/diverter traction sheaves, suspension wire ropes/belts of adequate size & strength.

E. LOP : LOP with SS face plate having recess/surface push button box for all landings with scrolling UP/DN LED indicator having metallic push buttons with Braille code & luminous indicator around button with CPI, Lift car arrival & next travel direction audio-visual indication at all landings

F. Mechanical parts : adequate size 'T' section guide rails for car & counter weight with brackets fasteners, counter weight frame with necessary blocks, buffers with necessary support arrangement, MS pit ladder etc. erected with necessary steel work.

G. Other Features: Automatic rescue device with required SMF VRLA Batteries, Mechanical manual rescue device, Fireman controller having fireman switch at fire Landing, rechargeable battery operated LED emergency light in the car and along with alarm switch, Mechanical/Electronic over speed governor, Spring buffers/PU Buffers, voice annunciator, provision for CCTV, automatic car light and ventilation, false car call cancelling, Lanterns at landing,

H. Minor Civil works: such as alteration work if any necessary for erection of landing door frames and it's accessories e.g. sill, header, hole pass etc complete with plaster finish, civil work for erection buffers, erection of lift machinery, adequate size core cuts if required & scaffolding for erecting guide rails, providing and fixing steel girders/RCC work having adequate strength for mounting and hoisting lift machine, temporary barricades with caution boards at each landing to prevent accident during execution.