Electrical works for installation of 500 kVA Diesel Generator set at Science Block Assam University Silchar.

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)

Wiring for circuit/ submain rewiring wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required

2 X 1.5 sq. mm + 1 X 1.5 sq. mm earth wire

2 X 2.5 sq. mm + 1 X 2.5 sq. mm earth wire

Supplying with fitting and fixing panel mounting open execution 25KA 415V 50Hz 4P MCCB (Ics=Icu, adjustable Ir setting 0.7) without enclosure) of the following capacity complete with making necessary connection as approved, specified and directed by the deptt.25 KA 415V 50 Hz 4P MCCB (Schneider, legrand, Siemens, Indo Asian make)

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc. as required.

Group C

SITC of 70W LED street lights complete with pressure die cast aluminium housinh with high efficiency LED and embedded PC cover having bottom openning separate driver compartment with IP66 and IK07 protection complete as directed by the department.

SITC of 1 star 1200 Ceiling fan complete as ditected.

SITC of batten LED TL lights complete (Bajaj/Havell/Anchor/Crompton)

SITC of MS perforated cable tray painted with powder coating 300 X 50 X 1.6 mm

SITC of MS Suspender 10 mm dia 0.75m long

Supply and errection of LT XLPE insulated ABC 3Cx120 + 1Cx95 sqmm (Meassenger cum neutral)on exsiting MS pole structure complete as directed

Supply and errection of suspension clamps for ABC cable as per NFC standard .

Supply and errection of dead end clamps for ABC cable as per NFC standard.

SITC of ACB 4 pole 800A, 50kA microprocessor based O/C, E/F, S/C fault release (µp release electrical draw out type). make -SCHNEIDER/ABB/SIEMENS/ CROMPTON/L&T/Havells

Supplying with fitting and fixing panel mounting open execution 50 KA 415V 50Hz 4P MCCB (Ics=Icu, adjustable Ir setting 0.7) with enclosure of the following capacity complete with making necessary connection as approved by the Deptt.,as specified and directed by the deptt. 630 A MCCB, 50 KA

Supply and install 800 A Busbar (Cu), 6 way

SITC of front/rotatory handle operated open execution On Load Change over switch fitted on the existing cubical panel of the following capacity complete with making necessary connection as approved, specified and directed by the deptt.630 A,4p Incoming change Over switch.

Supply and laying of 4C x 400 sq.mm. armoured Al cable complete as directed.

Supply and laying of 4C x 630 sq.mm. armoured Al cable complete as directed.

Supply & errection of ACSR " RABBIT" Conductor complete as directed.

Supplying including installation, commissioning of vermin and dust proof totally enclosed, Phosphatised Powder Painted cubical outdoor type double door, floor mounting compartmentalize panel board of size 2.00M X 1.70MX 0.40M made of 16 SWG/1.66 mm thick C.R. sheet and 40mm X 40mm X 5mm size angle having 4 no legs at the bottom and C.R. sheet roofing on the top complete painting with 2 coats of Red Oxide metal primer and 2 coats of enamel paint. The panel board is to be erected in 1 : 3 : 6 PCC foundation including excavation of trench and brick soling etc. complete neatly Wiring done with provision for one no 800 A 4pole ACB(Draw out type) or Switch Fuse Unit as incomer and provision for 8nos DP or TPN out going as specified and directed by the deptt. confirming to IP 65 protection comprising of the following electrical items:

1. 50mm X 10mm 4 strip copper Bus - Bar 3.10 M length each

i 25mm X 5mm 4 strip copper Bus-Bar 0.6M each 8 sets

2. Digital 3 Phase Voltmeter Accuracy class 0.5 - 1 no

3. Digital 3 Phase Ammeter Accuracy class 0.5 - 1 no

4. Pilot Lamp with integral ckt LED 110- 230 V (Red, Yellow,& Blue - 3 no

6. 2 A Slide fuse unit - 3nos

(Incoming & Outgoing Switch Gear of reqd. rating will be measured and paid separately)

SITC PSC pole 8.5 mtr

Any other SOR item

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