Supply and installation of RMU (electrical) at Kannankulangara shopping complex(retender)

Amount

Supply, Fabrication, Installation, testing and commissioning of dust and vermin proof sheet steel constructed using 2 mm CRCA sheet and powder coated Cubicle type12 KV SF6 Ring Main ADD ON Unit, Complete Make Schneider (HSN Code 8537)(Extensibile/Outdoor (1 Breakers) FBX-E/12- 20/T2/OUTDOOR.

Supply & laying of one number PVC insulated and PVC sheathed armoured aluminium power cable of 1.1KV grade of the following sizes in the existing RCC/ HUME / STONE WARE/ GI/ DWC pipe as required. 2 core 4 sq mm

4 core 4 sq mm

Supplying siemens / tropodur type nickel plated Double compression brass cable gland for PVC insulated and PVC sheathed armoured aluminium/ copper conductor cable 1.1 KV grade, and making end termination suitable for 2/ 3/ 3½/ 4 core GOVERNMENT OF KERALA. Local Self Government Department ESTIMATE Construction of Commercial complex cum Multi complex Kannenkulagara_Supply and Installation of RMU. cable of the following sizes as required. 4 sq mm

Supply of superior quality aluminium reducer (banana) cable socket and making core termination of cables of the following sizes including crimping etc. as required. 4 sq mm

Supply and installation of the following accessories suitable for 50 Hz, AC supply conforming to IS 8828-1995/ IEC 60898 of the following current ratings in the existing enclosure and giving connections as required. 40 A, 4 pole, 30 mA RCCB

Supply and fixing Emergency Push Button with MS Box and giving connection etc as required (Data enclosed)

Supply, conveyance, installation, testing and commissioning of the following sizes of exhaust fans in the existing opening, fixing necessary bolt and nuts, making good the damages etc. as required including giving connections with required length of 24/0.20mm PVC insulated and PVC sheathed 3 core round copper conductor flex wire conforming to relevant ISS. 450 mm, single phase, heavy duty, 1400 rpm exhaust fan in metal frame

Supply, conveyance, installation, testing and commissioning of 200 mm, single phase, light duty exhaust fan in plastic body with self opening louvers in the existing opening, fixing necessary bolt and nuts, making good the damages etc. as required including giving connections with required length of 24/0.20mm PVC insulated and PVC sheathed 3 core round copper conductor flex wire conforming to relevant ISS.

Supply and providing MS chequered plate of suitable thickness including cutting, welding, painting etc. as required for the cable trench coverin

Supplying and installation including all manner of supports/ suspenders, anchor bolts etc for cable trays made out of suitable size channel sections, slotted angles, flats, MS plates etc as required including painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer, making good the damages, colour washing etc as required.

Supplying and installation of supports, anchor bolts etc made out of suitable size single section MS angle, flats etc as required including painting with 2 coats of synthetic enamel paint

Supply and providing plate earthing as per IS 3043 with 1200x1200x12 mm GI/CI earth plate, 50 mm GI watering pipe fixed to the earth plate with 25 x 3mm GI clamps, GI funnel with weld mesh, filling required quantity of charcoal including construction of inspection chamber with a bed concrete of 1:4:8 PCC using 40 mm broken stone (10 cm thick), brick work in cement mortar 1:6, plastering the surface of brick masonry and the exposed surface of PCC bed with cement mortar 1:4, 12 mm thick, (the finished inside dimension shall be 450 x 450 x 450 mm) but excluding test joint, earth continuity conductor to the plate, and covering at the top. (in ordinary soil)

Supply and providing the following sizes of cast iron gully trap with covering at the top of the inspection chamber of earth pit as required. 450 x 450 x 10 mm cast iron gully trap with covering

Supply and providing test joint for the earthing system using 2 Nos of the following sizes of strips including cutting and bending to shape, drilling necessary holes and fixed to the watering pipe etc as required. 2 x 32 x 3 mm GI strip

Supply and providing earth lead from the test joint to the earth electrode using the following sizes of conductors/ strips including cutting, drilling necessary holes (in case of strip) and fixing firmly with plate test joint etc as required. 32 x 3 mm GI strip

Earth work excavation in ordinary soil and depositing with a lead up to 50 m and lift up to 1.50 m including neat banking

Brick work in cement mortar 1:6 with country burnt bricks 19cm x 9cm x 9cm for foundation and basement.

Plastering with cement mortar 1:4, 12mm thick one coat.

Cement concrete 1:2:4 using 20mm (nominal size) broken stone for reinforced concrete work.

Reinforcement for R.C.C works, bend tied and placed in position (plain grill requiring bend cold) using tor steel

Form work for reinforced cement concrete in slabs including wooden planks, joists, bamboo posts and labour for taking down

Colour washing, two coats

Prepration of completion report, arranging inspection and otaining energisation / sfaety certificate for Ring Main Unit from Depty Chief Electrical Inspector Eranakulam excluding statutory and other charges.

M P SUBASH