REPLACEMENT OF STANDBY COMMERCIAL POWER SUPPLY CABLE FROM POWER HOUSE TO LOGIC PANEL OF 764 SU AT AF STN SALUA UNDER GE (AF) KALAIKUNDA

Amount

Excavation in trenches / post holes in Soft/ loose soil not exceeding 1.5 mtr wide and not exceeding 1.5 meter in depth for taking out and laying pipe lines not exceeding 10 Sqm on plan and getting out, excavated earth, forming bottom surfaces to required level complete.

Removing excavated material (soil) not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point.

Returning filling in including spreading, leveling watering and well ramming in layers n.exc 25cm thick in soft/loose soil complete.

M&L sand cushioning for U/G cable 8 cm before laying the cable and 15cm after laying and stretching the cable complete.

M&L fly ash bricks well burnt old size designation 75 laid dry flat for protection of cable .

M&L PCC 1:2:4 (Nominal mix) type B-1 using 20mm graded stone aggregate for coping as in benching incl weathering slightly rounded, chamfered angles and finishing exposed surfaces even and smooth incl necessary formwork for making good of disturbed surface of road cutting/hard standing as per exixting including road/hard standing cutting.

M&L 80 mm dia galvanized iron tube Medium grade for cable protection, supporting to poles, plinth protections, road crossing, trenches, footpath etc, complete all as specified and directed including clamps, nut, bolt and washers.

Boring under road and foot path for inserting 80 mm bore GI tubing for drawing UG cable, complete all as per specified and directed.

Supply, laying and testing cable XLPE Insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 400.00 sq mm 3.5 core, including taking down of old US LT cable complete all as specified and directed.

Supply, fixing, Installation , Testing and commissioning of LT control panel outdoor type of size 1.00x0.75x0.40 m having provision of double door openings into two halves with rubber beadings cubical type of suitable size as directed by the manufacturer, made out of 3.15 mm CRCA sheet compartmentalized with rubber beadings, angle iron 40 x 40 x 5 mm shall be used for making legs/ frame, duly powder coated internally and externally, including provn of Copper Busbar 900 Amps, Bus Bar chamber shall be provided with inspection covers, bottom cover shall have provision for fixing and including suitable cable glands of required size and specification for LT Cable entry, each MCCB, Change over, Bus Bar chambers, measuring instruments, etc including prewired shall have independent openings including provn of PCC Platform of suitable size PCC 1:2:4 all as directed by the Engineer-in-charge. The LT Panel comprising of the following:- 1). Incoming - ACB 4 Pole, 415 V, Manual Drawout type with microprocessor release of capacity 630 Amps - 01 Nos 2). Outgoing -MCCB 4 pole 415 Volts adjustable thermal & fixed magnetic setting Ics=100% Icu type of capacity 630 Amps, 50 KA breaking capacity - 01 No 3).Onload Change over Switch 630 A - 01 No 4). VIF Digital meter with Suitable CTs for Ampere and Voltage display 5). LED Indicator lamp set of three colour Note : The rate quoted shall include disconnection of all existing Electrtical connections and reconnecting with the new panel with new Thimbles and nut bolts, wahsers, etc. and taking out old unserviceable panels as directed.

All as per item No 10.00, above but comprising of the following:- 1). Incoming - ACB 4 Pole, 415 V, Manual Draw out type with microprocessor release of capacity 630 Amps - 01 Nos 2). Outgoing -MCCB 4 pole 415 Volts adjustable thermal & fixed magnetic setting Ics=100% Icu type of capacity 630 Amps, 50 KA breaking capacity - 03 No 3). VIF Digital meter with Suitable CTs for Ampere and Voltage display 4). LED Indicator lamp set of three colour Note : The rate quoted shall include disconnection of all existing Electrtical connections and reconnecting with the new panel with new Thimbles and nut bolts, wahsers, etc. and taking out old unserviceable panels as directed.

S&F, Onload Change over Switch 630 A with complete enclosure and double door opening and closing arrangement for maintenance and suitable handle and fixture for operation purpose complete all as specified and directed.

Lotas Engineers (BID ID -3223128)

NAVYUG CONSTRUCTION (BID ID -3223175)

Neetu Construction (BID ID -3227937)

JEETEN ENTERPRISE (BID ID -3227311)

M/S Goutam Sen (BID ID -3222952)

I.S.ENTERPRISE (BID ID -3218853)