Electrical Works

Amount

Provision by Design, engineering, supply, erection, testing, commissioning and handing over of 13 persons capacity( 884 Kgs) passenger Lift Gearless without Machine Room as per the following technical specification: TECHNICAL SPECIFICATIONS :- 1)Location:The Chief Engineer Building, PWD Estate, Chepauk, Chennai 2) No. of lifts: one only. 3)Type of lift: Gearless,without machine room 4)Capacity of lift : the 10 persons capacity (680Kgs) 5) Speed : 1 Mtr / Sec 6) Type of Drive : Microprocessor based Variable Voltage Variable Frequency (V3F) drive with enhanced ride comfort and leveling functions. 7) Position of Mechinary : Directly above the lift 8) No of floors: Ground + 3 Floors ( 4 landings) 9) Total travel: 17.3 Mtrs 10) Leveling accuracy: - High level accuracy with smooth and jerk free stopping. 11) Construction of car :18 SWG Stainless Steel scratch proof car body with false ceiling ,LED lights , regular circular fans, SS Handrail & granite flooring.

scratch proof car body with false ceiling ,LED lights , regular circular fans, SS Handrail & granite flooring.12)No. of landing entrance : Ground + 3 Floors ( 8 landings) 13) No.& position of car entrance : one in front only.14)Car entrance door : Power operated V3F door , side opening sliding door made of 18 SWG stainless steel scratch proof with ss hand rails,buffer at rear. 13) No.& position of car entrance : one in front only. 14)Car entrance door : Power operated V3F door , side opening sliding door made of 18 SWG stainless steel scratch proof with ss hand rails,buffer at rear. 15) Landing entrance door : power operated V3F door side opening sliding door made of 18 SWG stainless steel hairline finish with provision for emergency key opening at all floors. 16) Size of lift well: 1730mm width and 2780mm depth 17) Lift Car inside size: 1050 mm wide x2300mm deep x2200mm high as per IS. 18) lift pit : 1600 mm deep.

29) Servicing and maintenance : Lift contractor should provide free comprehensive servicing and maintenance during the guarantee period.30) Automatic Rescue Device : To facilitate the landing of the lift to the nearest floor at the time of power failure. This shall consists of suitable type battery system with charger, invertor, under voltage protection system etc. complete with all accessories 31) Provision of Intercom with phone :- To be provided by the lift contractor.32) Lift license : Preparation of drawings, lift contractor should do payment of charges to CEIG and insurance policies if any and obtaining CEIG safety certificate as per lift act.33)Floor announciator with music : To be provided in car.34) Special features :(a) Infra red door sensor with full height screen.(b) Stainless steel signal fixtures.

c) Vandal proof S.S. button with S.S. cover (d) SS door frames for landing doors. (e)SS hand rails at a height of 850mm - 950 mm (f) ON - OFF switch for fan and light. (g) Over load warning indicator with audio announcement. (h) BMS compatibility. (i) call register signal (j)Mirror at rear (k) Braille Buttons. (l) Full car operating panel - press N speak phone. (m) Steel Ladder 35) Over speed governor, phase failure and phase reversal relay, alarm bell, T Guide brackets for car and counterweight, rubber padding under winding unit, motor of adequate capacity, electro magnetic brake with compression spring etc. car safety gears, buffer, electro mechanical door locks, emergency key, side supportins angles, overload ,under voltage, short circuit earth fault etc protection devices, limit switches, suspension ropes, counter weights, lifting joist for machinery mounting and all other accessories. All the features as per differently abled person act should be provided. 2 hours fire retardant landing doors.

36) Guarantee : Guarantee for the materials and lift firm should offer workmanship of equipments complete for a period of not less than one year. 37) Site testing as per IS 14665 to be carried out . 38)Additional special features to be added in the lifts for people with wide range of disabilities should be as per specification 2 Hours fire retardant landing doors

Wiring with 2 x1.5 sq.mm. (22/0.3) PVC insulated single core unsheathed copper conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with Module Plastic surface mounting switch box on wall with 6A one way module switch with module front plate with painting of Suitable colour for Open PVC Light point / fan point (for electronic regulator) ( 4 points / Coil)

Supply and fixing of 1 no.6A two module 5 pin socket , 1 no. 6A one module switch on suitable module surface mounting Box ( Plastic ) with module cover plate (plastic) on wall with connections.

Supply and fixing of 1 no.6/16A two module socket , 1 no. 16A one module switch on suitable module surface mounting Box ( Plastic ) with module cover plate (plastic) on wall with connections.

Supply and run of 2 of 1.5 Sqmm (56/0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting of suitable colour

Supply and run of 2 of 4 Sqmm (56/0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting of suitable colour

Supply and Run of 4 of 10 sq.mm. (140/0.3) PVC insulated SC unsheathed copper conductor of 1100 V grade in suitable PVC rigd pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting of suitable colour

Supply and Fixing of 1 x 18W / 22W 4 Feet LED Fitting with 20W LED Tube Light on Wall or Ceiling with PVC unsheathed copper leads from terminals to the Fittings. (Philips/Havells/Equ)

Supply and fixing of WT Bulk Head Fitting with guard suitable for 9w LED Lamp on wall with Suitable necessary connection. (Philips/Havells/Equ)

Supply and fixing of 300mm (12") sweep (light duty) AC exhaust fan complete with necessary wall opening and making good of the wall

Supply and fixing of 63A TPNMC switch on suitable angle iron frame work with MS cable entry boxes with earth connection only.

Supply and fixing of 8 way single pole and neutral MCB DB IP 42 Protection Metal Door Cover distribution board with 1No 32A DPMCB as incoming and 6 Nos 6Amps to 32Amps SPMCB outgoing on wall with earth connection only. The MCB DB and MCB’s should be with ISI mark. (Hager/Legrand/Equ)

Supply and fixing of Vertical type 4way triple pole neutral MCCB distribution board with Metal Acrylic Door cover with IP42 Protection, with 63A 4 pole MCB as incoming and 2Nos 32A TPMCB and 6 Nos 6A to 32A SPMCB as Outgoing in flush with wall and making good of the concealed portion with earth connection only. The MCB DB and MCB’s should be with ISI mark.(Like Legrand /Hager L &T make/Equ)

Renewal by Supply and clamping of 3 ½x35 sqmm PVC armoured LTUG cable on wall with earth connection

Renewal by Supply and fixing of brass cable gland for 3 1/2 x 35 sqmm PVC armoured LTUG cable with earth connection

Supply and providing cable end termination of 31/2 X 35 Sqmm PVC LTUG Alu.armoured cable with necessary alu.cable sockets by crimping etc with electrical connection complete

Earthing as per ISI specification with an earth electrode of 2.1mtr class ‘B” GI pipe of dia not less than 40mm with copper earth plate of size 125mm x 50mmx6mm with necessary funneling arrangement with necessary masonry work with 38 mm RCC cover slab for brick masonry works.

Supply and run of No 8 copper in PVC for earth connection.

Supply and installation of GI cable tray from the wall / ceiling. The cable tray shall be fabricated in standard length of 2.5 meter of size2 mm thick 450mm width x 100 mm height with suitable supporting arrangements shall be provided at equal intervals with suitable clamps from the wall / ceiling while erecting the cable tray. Jointing of cable trays shall be with fish plates to match the dimension of the cable tray. Fixing both for the jointing of the tray and fixing of the trays on the structure shall be with Thread Rod or approved type of corrosion resistant fixtures.

GST at 18%

SRI GURU RAGHAVENDRA ELECTRICALS