Replacement of APFC Panels at Puducherry Airport

Fabrication, S.I.T.C of APFC MV Panel of depth not less than 900 mm made of 14 SWG CRCA sheet steel, dust tight, vermin proof, totally enclosed, cubicle type, mountable on angle frame support, suitable for indoor operation at 433 V, 3 phase, 4 wire, 50 Hz, A.C. system complete with all accessories, interconnection, connection, termination of interconnecting flexi-wires with suitable copper lugs, earthing, painting etc. as required and comprising of following:

One No. 630 A, 50 KA, 4P MCCB as Incomer with Over Load, Short Circuit and in built Earth Fault Protection (Microprocessor Based Release), C.T.operated Digital Meter [EM6400 of Conzerve/Equivalent], ON/OFF/TRIP Indication and Phase Indication Lamps of appropriate Voltate Rating.

One No 12 Steps APFC Relay with VA Sensors of (1200/5) Amps Resin Cast CT at appropriate Transformer's Secondary Circuit i/c supplying, laying/fixing of 7C X 2.5 Sq.mm. PVC insulated PVC sheatherd armourned, copper conductor Control Cabling from Transformer Secondary to APFC Panel (for length up-to 20 Mtr), providing Auto/Manual Facility as required.

Two Nos. Cooling Fan suitable for 230 V, 1 Ph. Operation.

Four Nos. of each 50 KVAR, 3 Ph., Delta Connected Super Heavy Duty, MPP Capacitor with Al. Round Enclosure of Voltage Rating 480 V (Minimum) with Copper Wound 7% Detuned Reactors, Capacitor Duty Contactors, 200 A 3P, 36 KA, TMR MCCBs, 50 sqmm Interconnecting PVC Insulated FR Copper Flexi-Wires, Push Button, ON/OFF Indication Lamps.

Three Nos. of each 25 KVAR, 3 Ph., Delta Connected Super Heavy Duty, MPP Capacitor with Al. Round Enclosure of Voltage Rating 480 V (Minimum) with Copper Wound 7% Detuned Reactors, Capacitor Duty Contactors, 100 A 3P, 36 KA, TMR MCCBs, 25 sqmm Interconnecting PVC Insulated FR Copper Flexi-Wires, Push Button, ON/OFF Indication Lamps.

Two Nos. of each 10 KVAR, 3 Ph., Delta Connected Super Heavy Duty, MPP Capacitor with Al. Round Enclosure of Voltage Rating 480 V (Minimum) with Copper Wound 7% Detuned Reactors, Capacitor Duty Contactors, 63 A, 3P, 15 KA, MCBs, 10 sqmm Interconnecting PVC Insulated FR Copper Flexi-Wires, Push Button, ON/OFF Indication Lamps.

One No. 5 KVAR, 3 Ph., Delta Connected Super Heavy Duty, MPP Capacitor with Al. Round Enclosure of Voltage Rating 480 V (Min.) with Copper Wound 7% Detuned Reactors, Capacitor Duty Contactors, 40 A, 3P, 15 KA, MCBs, 10 sqmm Interconnecting PVC Insulated FR Copper Flexi-Wires, Push Button, ON/OFF Indication Lamps.

One set of busbars of 800 Amps capacity with at par neutral.

Two Empty Cubicle each to accommodate 25 KVAR Capacitor, 7% Detuned Reactors, Capacitor Duty Contactor, MCCB, Push Button, ON/OFF Indication Lamps (ONLY CUBICLE / No Switch Gear)

All accessories such as fuses, auxillary contactors, auxillary switches/MCBs etc., as required.

ALL AS ABOVE 1 (A) To 1 (J)

Supply of following size XLPE insulated PVC sheathed aluminium conductor armoured power cable of 1.1KV grade confirming to IS 7098 (PART-I) with upto date amendments as required.

3.5 X 400 SQ.MM

Providing and fixing following rating and breaking capacity of MCCB with thermomagnetic releases and terminal spreads in existing cubical panel board including drilling hole in cubicle panel breaking connection and dismantaling of existing MCCB in the panel etc, as required. (i) 630 A 36 KA

Supply of nominal 2.0 mm thick (Width 1 Mtr) PVC synthetic, electric insulated mats conforming to IS 15652-2006 having Dielectric strength of 45 KV, no adverse effect of mineral oil, high insulation resistance (Minimum 1,00,000 M Ω on wet condition with 5 KV meggar) etc., as reqd.

Fixing of nominal 2.5/2.0 mm (Width 1 Mtr) thick PVC synthetic, electric insulated mats conforming to IS 15652-2006 along with suitable adhensive/chemibond, i/c providing water proofing of floor, (chipping of floor if required) sealing of all joints etc., as reqd.

Laying and fixing of one number PVC insulated and PVC sheathed/XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Above 185 sq. mm and upto 400 sq. mm (clamped with 40x3mm MS flat clamp)

Laying of one number PVC insulated and PVC sheathed/XLPE power cable of 1.1 KV grade of following size in the existing masonry open duct as required.

Above 185 sq. mm and upto 400 sq. mm

Supplying and making indoor end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed/XLPE aluminium conductor cable of 1.1 KV grade as required.

3.5 X 400 SQ.MM

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required

Retrievel of one number PVC/XLPE insulated and PVC sheathed power cable of 1.1KV grade of size upto 400 Sqmm from existing masonry Open Trench etc.. as required.

Dismantling of existing APFC Panels by providing Labour and hire charge for deploying crane upto 10 tons i/c operator for lifting/shifting of panel ect as required.

Awasthi Electric Works