Work for supply, laying, testing and commissioning of 33KV 3 core 400sq.mm. XLPE Underground cable from 220KV Amona Substation for providing alternate power supply to 33/11KV Sankhali Substation.

Amount

ESTIMATE -(A) Estimate for providing 33KV Underground cable for new linking line from Amona to Sankhali Substation by laying 33 KV cable of size 400 sq.mm from Amona substation to Sankhali Substation and converting 33 KV Overhead line to 33KV Underground cable by laying 33 KV cable of size 185 sq.mm from Sankhali substation to Ravindra Bhavan and GIM.

COST OF MATERIAL

Disposal of exacavated soil 0.2 x 0.45 x (10000+3500)

Supply and laying of Sand For Cushioning of HT UG Cable 0.2 x 0.45 x (10000+3500)(inclusive of laying)

Supply and laying of Protective Cover of size 600mm length, 250mm width, 50mm thick capable of bearing load of 135Kg and covered with earth/ sand upto depth of 0.15 meters confirming to IS-1255-1967 at non-road crossing (10000 +3500Mtrs)

Supply of 33KV XLPE Cable 3C x 400 Sq.mm (from Amona Substation to Sankhali Substation)

Supply of 33 KV 630 Amps Outdoor Sf6 RMU with Three Load break Switches

Supply of 33KV 630 Amps Outdoor Sf6 RMU with 3 Load break Switches and One Circuit breaker

Supply of H.S 33 KV Straight Through Joint 3 core 400 sqmm

Supply of H.S 33 KV termination Kit outdoor 400 sqmm XLPE 3 Core

Supply of H.S 33 KV termination Kit Indoor 400 sqmm XLPE 3 Core

Supply of 33KV XLPE Cable 3C x 185Sq.mm( from Sankhali Substation to Ravindra bhavan and GIM Collage

Supply of H.S 33 KV Straight Through Joint 3 core 185sqmm

Supply of H.S 33 KV termination Kit outdoor 185 sqmm XLPE 3 Core

Supply of H.S 33KV termination Kit Indoor 185 sqmm XLPE 3 Core

Supply of RCC Hume Pipe 150mm Dia with required number of collars for road crossing

Supply of Class B HDGI Pipe 100mm dia for cable raiser

Supply of RCC Route Marker (for 10000 +3500 mtrs)

Supply of HDGI flat of size 25x5 mm for earthing

Supply of earthing complete with 40mm GI pipe, 2.5 mts long alongwith 20 Kgs each salt, charcoal complete.

Supply of Structural material for takeoff structure for Cable

COST OF ERECTION

Earthwork excavation in foundation trenches including opening of roads, chamber/pave-ments and soling, ramming, levelling of bottoms, making bottom freed from stones including removing out the excavted soil/materials as directed (For single run 400 sqmm) (1.1 x 0.45 x (10000+3500) any type of soil

Back Filling of the available excavated earth (excluding rock) in trenches, plinth, sides, foundation etc. in layer work exceeding 0.2 mtr. depth consolidating each deposited layer by ramming and watering.(0.9 x 0.45 x (10000+3500))

Laying of 33KV XLPE Cable 3C x 400 Sq.mm (from Amona Substation to Sankhali Substation)

Erection of 33 KV 630 Amps Outdoor Sf6 RMU with Three Load break Switches

Erection of 33KV 630 Amps Outdoor Sf6 RMU with 3 Load break Switches and One Circuit breaker

Erection of H.S 33 KV Straight Through Joint 3 core 400 sqmm

Erection of H.S 33 KV termination Kit outdoor 400 sqmm XLPE 3 Core

Erection of H.S 33 KV termination Kit Indoor 400 sqmm XLPE 3 Core

Laying of 33KV XLPE Cable 3C x 185Sq.mm( from Sankhali Substation to Ravindra bhavan and GIM Collage

Erection of H.S 33 KV Straight Through Joint 3 core 185sqmm

Erection of H.S 33 KV termination Kit outdoor 185 sqmm XLPE 3 Core

Erection of H.S 33KV termination Kit Indoor 185 sqmm XLPE 3 Core

Laying of RCC Hume Pipe 150mm Dia with required number of collars for road crossing

Erection of Class B HDGI Pipe 100mm dia for cable raiser

Erection of RCC Route Marker (for 10000 +3500 mtrs)

Laying of HDGI flat of size 25x5 mm for earthing

Erection of earthing complete with 40mm GI pipe, 2.5 mts long alongwith 20 Kgs each salt, charcoal complete.

Erection of Structural material for takeoff structure for Cable

ESTIMATE - (B) Estimate for providing 33KV isolators, CT & PT and control relay panel for 33 KV Under Ground Cable at 33/11 KV Sankhali Substation.

COST OF MATERIAL

Supply of 'MS rail pole 90 lb/yard 13 mts

Supply of 36 KV 1250 A ,25 KA,outdoor type vacuum circuit breaker with spring type mechanism alongwith G.I. support structure marshalling box, Pad type connectors suitable for ACSR Wolf conductor and all required accessories.

Supply of 36 KV, 33 KV/110V 100 va outdoor type Potential Transformers having 1 secondary along with terminal connectors and marshalling box complete (3 nos for new Power transformer)

Supply of 36KV, 400-200/5-5 A, 25 KA, single phase, copper wound, Current transformer, having two secondaries, alongwith terminal connectors and marshalling box, complete with all accessories as per Technical specs.

Supply of 33 KV, 630 amps 3 Pole double break isolator without remote operation: with Earth switch

Supply of GI strip of size 60 x 5 mm for Lighting arrestor and earthing

Supply of HDG structure material for 33 KV side bay alongwith clamps, nutbolts etc.

Supply of 12 KV 1250 amps, 25 KA, 3 phase indoor VCB panel complete for Incomer with VCB breaker and its operating mechanism mounted on rack out type trolley, alongwith 11 KV Current Transformer 2 core, ratio 800-400/5 amps, 11 KV/√3/110/√3 volts PT. Breaker control panel consisting of IDMT relay, master trip relay, Metering equipment consisting of 3 phase 4 wire electronic DLMS trivector energy meter, Volmeter, ammeter, Facio indicator for fault indication, Annunciator circuit complete with annuciator and circuit for audio indication for incomer and respective connected outgoing feeder.

Supply of Earthing Electrode,100 mm Dia,3mtrs Length developed on pipe in pie technology concept with mild steel tubes one in side the other,hot dip galvanised with 80-100 microns the outer pipe and 250-300 microns the inner pipe,filled with highly conductive and anti corrosive crystalline conductive mixture and confirms to IS-3043(Code of practice for earthing) standards and tested by C.P.R.I(central power research institution ) Banglore and central Electrical testing Laboratory (C.E.T.L) Kakkalur with 2 Bags of 25Kgs each of BFC(Back Filled Compound)

Supply of Disc insulators 70 KN

Supply of Metal parts for Disc 70KN, 3 bolted type

Supply of 33 KV Pin Insulators with GI Pin

Supply of PVC wire 4 core x 4.0 sq. mm

Supply of PVC wire 19 core x 2.5 sq. mm

Supply of ACSR Conductor WOLF

Supply of Packing pieces for 90 lb/yd rail pole

COST OF ERECTION

Erection of 'MS rail pole 90 lb/yard 13 mts

Erection of 36 KV 1250 A ,25 KA,outdoor type vacuum circuit breaker with spring type mechanism alongwith G.I. support structure marshalling box, Pad type connectors suitable for ACSR Wolf conductor and all required accessories.

Erection of 36 KV, 33 KV/110V 100 va outdoor type Potential Transformers having 1 secondary along with terminal connectors and marshalling box complete (3 nos for new Power transformer)

Erection, Testing and Commissioning of 36KV, 400-200/5-5 A, 25 KA, single phase, copper wound, Current transformer, having two secondaries, alongwith terminal connectors and marshalling box, complete with all accessories as per Technical specs.

Erection of 33 KV, 630 amps 3 Pole double break isolator without remote operation: with Earth switch

Erection of GI strip of size 60 x 5 mm for Lighting arrestor and earthing

Erection of HDG structure material for 33 KV side bay alongwith clamps, nutbolts etc.

Erection of 12 KV 1250 amps, 25 KA, 3 phase indoor VCB panel complete for Incomer with VCB breaker and its operating mechanism mounted on rack out type trolley, alongwith 11 KV Current Transformer 2 core, ratio 800-400/5 amps, 11 KV/√3/110/√3 volts PT. Breaker control panel consisting of IDMT relay, master trip relay, Metering equipment consisting of 3 phase 4 wire electronic DLMS trivector energy meter, Volmeter, ammeter, Facio indicator for fault indication, Annunciator circuit complete with annuciator and circuit for audio indication for incomer and respective connected outgoing feeder.

Erection of Earthing Electrode,100 mm Dia,3mtrs Length developed on pipe in pie technology concept with mild steel tubes one in side the other,hot dip galvanised with 80-100 microns the outer pipe and 250-300 microns the inner pipe,filled with highly conductive and anti corrosive crystalline conductive mixture and confirms to IS-3043(Code of practice for earthing) standards and tested by C.P.R.I(central power research institution ) Banglore and central Electrical testing Laboratory (C.E.T.L) Kakkalur with 2 Bags of 25Kgs each of BFC(Back Filled Compound)

Erection of Disc insulators 70 KN

Erection of Metal parts for Disc 70KN, 3 bolted type

Erection of 33 KV Pin Insulators with GI Pin

Laying of PVC wire 4 core x 4.0 sq. mm

Laying of PVC wire 19 core x 2.5 sq. mm

Stringing of ACSR Conductor WOLF

LOKESH ENTERPRISES