Replacement of 03 feeder pillars provided for new A and B type quarters located in Goa University campus

Amount

Design, Supply, Erection, Testing and Commissioning of Feeder pillar panel outdoor type,IP 55, single front ,fully compartmentalized with proper ventilation design, each MCCB/SDF with rotary handle, floor mounted, fabricated with 2mm CRCA sheets, construction completely derusted, with danger plates of approved design on front and rear doors, PU painted as per electricity department requirement suitable for 4x31/2cx185sqmm AYFY incomer cables, complete with a base frame GI 75x75x6mm channel and a suitable GI 75x6mm angle stand for mounting the pillar at suitable height such that the pillar is installed minimum 400mm above finished ground floor complete with necessary excavation, cement concrete , making good etc. and comprising of:

Incomer

1 no 300A FOUR POLE MCCB 25KA suitable 1x31/2cx185 sqmm AYFY cable

Ammeter, Voltmeter, Indicating lamps etc with necessary CTs

1 set of 800A , 4P 25KA bus bars

Outgoings

3 no 200A TPN SDF with HRC fuses, each suitable for 31/2cx95 sqmm AYFY cable

2 no 100A TPN SDF with HRC fuses, each suitable for 31/2cx50/95 sqmm AYFY cable

1 set 5A SP MCB with Socket and CFL lamp

1set 15A SP MCB with 15A 3pin socket

1set of space heater with thermostat

Feeder Pillar panel as above

Supply of 3 1/2 core armoured PVC/XLPE insulated, PVC sheathed aluminium conductor cable of 1.1 KV grade with ISI mark conforming to IS:1554(Part I) ,IS:7098(Part I) with latest amendments of following size.

3 1/2 Core 95 sq.mm

31/2 Core 185 sq.mm

Supplying and making cable end terminations with brass compression gland and aluminium lugs for following sizes of 3 1/2 Core PVC insulated PVC sheathed/XLPE aluminium conductor cable of 1.1 KV grade, complete as required.

(5) 3 1/2 x 95 Sq. mm.

(8) 3 1/2 x 185 Sq. mm.

Providing & erecting epoxy straight through joint outdoor/indoor for LT XLPE armoured cable 70 to 95 sq. mm. cable, with necessary material as per specification no. CB-JT/LT

Providing & erecting epoxy straight through joint outdoor/indoor for LT XLPE armoured cable 120 to 185 sq. mm. cable, with necessary material as per specification no. CB-JT/LT

Laying of one number additional PVC insulated and PVC sheathed/XLPE power cable of 1.1 KV grade of size exceeding 25 sq.mm but not exceeding 120 sq.mm direct in ground in the same trench in one tier horizontal formaion including excavation in the form of a trench as per Cable Trench Drawing provided by the Engineer-Incharge,sand cushioning with screened sand bed of 20mm thick , protective covering with bricks placed breadth-wise on top of cable all over the run( the brick protection shall cover the cable and project atleast 5 cms over the sides of the cable) and backfilling the excavated earth without stones or hard material and making the surface proper with 15 cm crown on the top complete as required.

(b) In rocky strata

Laying of one number PVC insulated and PVC sheathed/XLPE power cable of 1.1 KV grade of size exceeding 120 sq.mm but not exceeding 400 sq.mm direct in ground including excavation in the form of a trench as per Cable Trench Drawing provided by the Engineer-Incharge,sand cushioning with screened sand bed of 20mm thick , protective covering with bricks placed breadth-wise on top of cable all over the run( the brick protection shall cover the cable and project atleast 5 cms over the sides of the cable)and backfilling the excavated earth without stones or hard material and making the surface proper with 15 cm crown on the top complete as required.

(b) In rocky strata

Earthing with copper earth plate 600 mm x 600 mm x 3 mm thick including accessories and providing masonry enclosure with CI/RCC cover having locking/lifting arrangement and watering pipe etc. (but without charcoal or coke and salt) as required as per the Earthing Drawing provided by the Engineer-Incharge.The scope of work includes the following: a) Excavation of pit of size 1.0x1.0x 3.0 mtrs(min) and disposal of excavated soil. c)Watering GI pipe, 20 mm Class B, with funnel as per specs. d) Charcoal/salt as per specs ( paid seperately). e) Refilling the pit of size 1.0x1.0x 3.0 mtrs(min) with soft black agriculture soil of minimum resistivity i/c transportation. e)Masonary chamber with proper foundation, cover plate and locking arrangement. f) Testing of earth value with earth megger and certifications of its value. g)watering arrangement (plumbing will be paid seperately).

(b) In rocky strata

Extra for using salt and charcoal for GI or copper plate earth electrode as required( 96 Kgs of Charcoal and 5 Kgs of Salt)

Supplying and laying 25 mm x 5 mm copper strip in 40 mm dia GI pipe from earth electrode as required

Aargee Engineers & Co.