Electrical work

Amount

Supply, Erection, Testing, Commissioning and Handing over of 1No 8 Persons Passenger Lift as per following technical specifications including all taxes and duties Technical Specifications: 1. Location: DPI PTA building, Chennai - 6. No of Lift: One No. Type of Lift: Gearless without Machine Room. 2. Capacity of Lift : 8 Persons (544Kgs) 3. Speed: 1.25 mps, 4. Type of Drive: Microprocessor based specific variable voltage variable frequency V3F with enhanced ride comfort and near zero leveling functions. VVVF Drive. 5. No of floor: Ground + 3 floor. 6. Total Travel: 4 mtrs approximate 7. Leveling Accuracy: High level accuracy with smooth & Jerk free stopping. 8. Construction of car: Special car made of Stainless Steel hairline finish No.4 hair line finish & panels with Direct lighting and New Beautiful Single Tile false ceiling with Tubular Handrail and mirror. 9. Position of Machine: Directly above the lift well shaft gearless. 10. No. of Landing Entrance: One in front only. 11. No. of Car Entrance: One in front only.

12. Car Entrance Door: Centre opening automatic power door with stainless steel No.4 Hair Line finish with view panel operated centre opening SS cars. 13. Landing Entrance Door: Centre opening automatic power door with stainless steel No.4 Hair Line finish with view panel Power operated V3F Drive Centre opening stainless steel No.4 Hair line finish with view panel . door with provision for emergency key opening at all landing. 14. Car size : 1300mm x 1100mm, 15. Car clear Height : 2200mm, 16. Car Door Type center / side : power operated centre opening skiding door, No. of. Door Panels : 2 Panel, Type of Door Drive : Linear Door Drive system, 17. Car Door (W x H) : 900 x 2000mm, 18. Power supply : 415V,400/440v, 3 phase, 50 cy / Sec A.C supply for power and 230V, 50 Hz single phase AC supply for light, 19. Control: Micro processor Computer based - simplex collective full collective logic system with or without attendant mode, 20. Car fittings : Indirect fluorescent light & Fan, 21. Lift Well : RCC construction with Brick masonry existing,

22. Induction : Up / Down Digital Direction scroll type and position indicator for all landing and in car, 23. Emergency Alarm Bell : Battery Operated Alarm Bell to be provided with automatic charging device, 24. Emergency Light : Battery operated Light to be provided with automatic charging device, Fireman's switch : To be provided at ground floor, 25. All the features as per differently abled persons act should be provided, 26. 2 hours fire retardent landing doors, 27. Minor Builders Work: To be provided by lift contractor. 28. Scaffolding: To be provided by lift Contractor. 29. Stainless Steel still angles and facia Plates: To be provided by lift contractor. 30. Steel for lift Machinery: To be Provided by lift contractor. 31.Servicing and maintenance: Free comprehensive servicing and maintenance should be provided by lift contractor during the guarntee period of one year 32. Provision of 1+3 EPABX intercom with phone to be provided at the following places vide 1. Lift Head Room 2. Reception Room and 3. Inside the Lift by lift contractor.

33.Lift License: Preparation of drawing , payment of charges to CEIG and insurance policy if any and obtaining CEIG safety certificate and lift license as per lift act should be done by the lift contractor. 34. Automatic rescue device: To facilitate the landing of the nearest floor at the time of power failure. This shall consist of suitable type battery system with charger inverter under voltage protection system etc.

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 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) 5 points/coils Higher End.

Supply & Fixing of Havells make surface mounted bulk head fitting HEXAFT10WLED857SSY MBOPC for lift shaft. (Philips / Havells / Jaquar / Equivalent)

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

Supply and fixing of 4 way Vertical Triple pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 63A 4P MCB switch as incoming and 4 nos. 6A to 32A 3P MCB as outgoing on wall with earth connection only. Higher End.

Supply and fixing of 8 way single pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 40A DP MCB as incoming and 6 nos. 6A to 32A SP MCB as outgoing on wall with earth connection only. Higher End.

Supply and run 2 of 4 sq.mm (56/0.3) PVC insulated sc unsheathed cu. Conductor of 1100 V 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 clarnping of 3 1/2 x 25 sq.mm. PVC LTUG armoured cable on post or on wall with MS clamps.

Supply and fixing of brass cable gland for 3 1/2 x 25 sq.mm. PVC armoured LTUG cable with earth connection

Supply and providing cable end termination of 3 1/2 x 25 sq.mm PVC LTUG Aluminium armoured cable with necessary aluminium cable socket by crimping etc., with electrical connection complete.

Earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than 40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry.

Supply and run of 25mm x 3mm tinned copper flat with necessary clamps / supports on wall / floor / ground for earth connection.

U.S. ELECTRICALS