REPAIR REPLACEMENT OF EXTERNAL ELECTRIFICATION AND CERTAIN OTHER MISC WORKS AT DQA CV CQA AND GE I P FY AVADI UNDER GE I P FY AVADI

Amount

Excavating in Trenches not exc. 1.50mtr wide and not exc. 1.50mtr in depth, getting out and Laying of Cables, etc.in Soft/ Loose Soil complete all as specified and as directed.

Returning, Filling in, including Spreading, Levelling, Watering and Well Ramming in Layers not exc. 250mm in Soft/Loose Soil, complete all as specified and as directed.

Removing excavated Materials (Soils) not exc. 50.00 mtr and depositing where directed at a level not exc. 1.50 mtr above the Starting Point in Soil, complete all as specified and as directed.

M&L M- Sand ( best locally available as in Cushioning in trenches for protection of UG Cables (below, above and around the UG Cable laid in Trenches) of 230 mm Spread thickness and consolidated (punned) upto 180mm thickness, complete all as specified and as directed (NOTE : For the purpose of Payment, Punned thickness of Sand Cushioning only shall be Measured and Paid for).

S&L Fly ash bricks ( best localluy available), laid breadth-wise along the length of Cable laid in Trenches over Sand Cushion laid for UG Cable Protection, complete all as specified and as directed.

Laying only old Brick in Trenches for Under Ground Cable Protection (Serviceable Materials obtained from Item No.7 & 10 here-in-after), complete all as directed.

Taking down/out unserviceable UG Cables of 300 sqmm Cross Sectional Area up to the existing loop and Connections including Bricks, GI Pipes, etc. laid in Trenches and/or fixing with Walls/Poles complete all as specified and as directed. (NOTE : Earth Work shall be Measured and Paid for separately under relevant Items).

M & L for XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 300 sqmm 3½ core.

M&L Straight Through Joints (Epoxy) Cable Joint Kit including Jointing Materials for making Joints of UG Electric Cable 1100 Volt Grade Heavy Duty with PVC/XLPE insulated Aluminium Stranded Conductor, Nominal Cross-Sectional area exc. 300 Sqmm 3½ Core and Testing complete all as specified and as directed.

Taking down/out unserviceable UG Cables of 10 sqmm Cross Sectional Area including Bricks, GI Pipes, etc. laid in Trenches and/or fixing with Walls/Poles complete all as specified and as directed. (NOTE : Earth Work shall be Measured and Paid for separately under relevant Items).

M & L for XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 10 sqmm 2 core.

Horizontal Boring trenchless cutting by Passing / inserting GI Protection Pipe upto 50mm Bore (dia), under Road / Foot path, complete all as specified and as directed. Note: a) Quoted Rate shall be inclusive labour cost for inserting GI Pipe 40/ 25 mm bore light grade b) GI Pipe shall be measured & paid seperately as supply only

Supply only GI tube light grade laid in trenches or fixed on wall, floor or on pole for cable protection complete all as specified for the following sizes : -

(a) 40 mm bore

(b) 25 mm bore

Supply and fix in repairs of post top lantern, 25 watt LED, energy saving, envioronmental friendly, long life aesthetically designed with symmetrical light distribution, spun aluminium landscape with high power LED as light source complete all as per cat no CORALPT25WLED757PSYMTOPC of Make : Havells or equivalent model of Make : Bajaj/CG.

Supply and fix in repairs of flood light, 120 watt LED, energy saving, environmental friendly, long life, exclusive innovative die-cast aluminium iP66 flood light, suitable for highlighting architectural facade and general purpose lighting, complete all as per cat no Jetairisfls120Wled757aPnBltG of Make : Havells or equivalent model of Make : Bajaj/CG.

Supply and fix Cross arms, bracings, supports, clamps and buck plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer caot, one under caot and one finishing coat of paint all as directed & as specified.

Supply , install, testing and commissioning of cubical housing cabinet type LT panel of size 2000 mm x 1000 mm x 450 mm outdoor type, platform mounted factory made, totally enclosed dust and vermin proof openable from both front and rear side made out of 2 mm thick CRCA (Cold Rolled Cold Annealed) MS Sheet, Powder coated, CPRI approved and built upon 50 x 50 x 6 mm size angle iron frame work , having front and rear hinged doors, lifting lugs (2 Nos) , earthing strips at rear side , bottom detachable gland plate complete with suitable size zinc plated and passivated nut, bolts , spring and washers, complete after taking down the old unserviceable one. The cabinet and all members should be chemically treated with MSR solution for anticorrosive treatment. Necessary foundation work as required at site and comprising following:-

BUS BAR : Electrolytic grade high conductivity TP&N solid copper bus bars, rated 800 amps supported at required intervals sleeved with heat shrinkable PVC sleevings. The bars shall be colour coded at required intervals for identification - 04 Nos

INDICATING DEVICES (a) LED Indicating lamps for Main Supply indicating R', Y' B' - 01 Set of 3 (b) Digital Voltmeter (Make AE/L&T) - 01 No (c)Current Transformer having Ratio 400/5, 15 VA - 01 Set of 3 (d) Digital Ammeter ( Make(AE/L&T) - 01 N0

CONTROLS (a) MCCB of 4 pole, fixed thermal setting of 400 amps with breaking capacity of 36 KA, Cat No 830176 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 01 No (Incomer) (b) MCCB of 4 pole, fixed thermal setting of 200 amps with breaking capacity of 25 KA, Cat No 830106 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 02 Nos (c) MCCB of 4 pole, fixed thermal setting of capacity 160 amps with breaking capacity of 25 KA, Cat No 830105 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 02 Nos (d) MCCB of 4 pole, fixed thermal setting of capacity 100 amps with breaking capacity of 25 KA, Cat No 830052 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 01 No

Supply ,Install Testing & Commissioning of self supporting totally enclosed double door at front, LT feeder piller compartmentalised design, dust and varmin proof of size 1000 mm(Height) x 1000 mm(Length) x 450 mm(Width) suitable for 440 Volt 3 phase 4 wire system made out of 3.15 mm thick CRCA sheet and built upon regid frame work having front and rear hinged doors with neoprence rubber gasket including danger plate, earthing strip point and, ventilation louvers at the rear side, bottom detachable gland plate complete with suitable size of Zinc/Cromium plated and nuts, bolts ;and washers etc. The pannel shall be synthetic enamelled painted and the control circuit diagram shall be with colour code solid conductor copper 1.5 sqmm cable for easy identification including incomming/outgoing cable holes at the bottom, complete after taking down the old unserviceable one. The Panel shall be emmbeded with 75 x 6 mm MS Angle Iron frame and to be grouted with PCC foundation (1:2:4) type B2 upto a height of 50 cm from normal ground level complete all as specified and directed by Engr in charge and comprising of the following.(Loc:GE Office Badminton court street light pole)

(a) Aluminium bus bar 800 amps - 04 Nos, supported with suitable size of heavy duty porcelin stand lock with suitable size of brass nut, bolts and washer with heat shrinkable PVC sleeving. The bar shall be colour coded (red, yellow and blue) for three phases and black for neutral.

(b) MCCB of 4 pole, fixed thermal setting of 400 amps with breaking capacity of 36 KA, Cat No 830176 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 01 No

(c) MCCB of 4 pole, fixed thermal setting of 200 amps with breaking capacity of 25 KA, Cat No 830106 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 02 Nos

(d) MCCB of 4 pole, fixed thermal setting of capacity 63 amps with breaking capacity of 25 KA, Cat No 830050 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 01 No

Supply ,Install Testing & Commissioning of self supporting totally enclosed double door at front, LT feeder piller compartmentalised design, dust and varmin proof of size 600 mm(Height) x 600 mm(Length) x 450 mm(Width) suitable for 440 Volt 3 phase 4 wire system made out of 3.15 mm thick CRCA sheet and built upon regid frame work having front and rear hinged doors with neoprence rubber gasket including danger plate, earthing strip point and, ventilation louvers at the rear side, bottom detachable gland plate complete with suitable size of Zinc/Cromium plated and nuts, bolts ;and washers etc. The pannel shall be synthetic enamelled painted and the control circuit diagram shall be with colour code solid conductor copper 1.5 sqmm cable for easy identification including incomming/outgoing cable holes at the bottom, complete after taking down the old unserviceable one. The Panel shall be emmbeded with 75 x 6 mm MS Angle Iron frame and to be grouted with PCC foundation (1:2:4) type B2 upto a height of 50 cm from normal ground level complete all as specified and directed by Engr in charge and comprising of the following.(Loc:GE Office borewell FPB)

(a) Aluminium bus bar 200 amps - 04 Nos, supported with suitable size of heavy duty porcelin stand lock with suitable size of brass nut, bolts and washer with heat shrinkable PVC sleeving. The bar shall be colour coded (red, yellow and blue) for three phases and black for neutral.

(b) MCCB of 4 pole, fixed thermal setting of capacity 32 amps with breaking capacity of 25 KA, Cat No 830047 of Make : Indo Asian or equivalent model of Make : L & T/Havells - 01 No

(c) Direct-on-Line Motor Starters MK1 DOL SS96228-MK1 DOL Make : L & T - 01 No

Supply & Pouring of New Transformer Oil, conforming to IS:335-1983 to achieve a Di-electric Strength upto 60 KV with Oil Testing Kit 4.0mm thick to Top Up of the Transformer complete all as specified and as directed.

Supply and fixing in repair of MCCB of 4 pole of capacity 315 amps, thermal magnetic with breaking capacity of 36 KA, Cat No 830175 of Make : Indo Asian or equivalent model of Make : Havells/L&T.

Labour only for checking the incomming cable from DSC Sub Stn to GE (I)(P) Fy office for findig out of the faulty blue phase and rectify the same complete all as specified and directed.

Labour only for checking the incomming cable from security light pole to air compressor installed at MT yard of GE (I)(P) Fy office for findig out of the faulty phase and rectify the same complete all as specified and directed.

Material and labour for white washing to the outdoor transformer sub stn wall inside and outside (approx 180 sqm) and transformer foundation (approx 9 sqm) complete after scrapping/rubbing to remove dust/fungi etc including cutting and removing of small bushes of wild grasses inside the sub stn (approx 220 sqm) and levelling of soil (approx 16 sqm) near the LT FPB inside the perephery of the sub stn complete all as specified and directed. Loc : DGQA Sub Stn.

HI TECH ELECTRICAL CONTRACTOR

Green Ray Technologies

R K ARUMUGAM