Revamping Of 11kV Power Distribution System at Technopark Phase-I Campus, Thiruvananthapuram

Amount

Ring Main Unit

Supply of 11kV SF6 insulated, Ring Main Unit with 630A, 21kA, 1sec both side extensible outdoor motorized RMU consists of 2nos. motorised Load break switches for Cable Entry with 1 no of vacuum Circuit Breaker for out going (+CCV+ configuration) with protection relay, battery, battery charger, SCADA compatible, indicators, hooter etc. with all accessories as per technical specification. The RMU shall have bottom cable entry from front side. FRTU shall be provided integrated with RMU completely wired along with Modem suitable for communicating with main SCADA room through OFC network. Provision of communication through GSM network shall be available. The FRTU shall include all hardware, software and firmware necessary to meet the input/output (I/O) point requirement including input output cards and output relays. FRTU shall include on/off device control points to support control actions initiated from SCADA. FRTU shall be powered by 24V DC system with necessary protection.

Installation, testing and commissioning of 11 kV SF6 Insulated, Ring Main Unit (item no. 2) including hoisting to the respective location, assembling of units, lining up, bolting the units, checking all the control wirings, Calibration of all measuring instruments, pre-commissioning checks, all the tests at site as per standards etc, including suitable RCC foundation and GI sheet roofing complete work

Supply of 11kV SF6 insulated, Ring Main Unit with 630A, 21kA, 1sec both side extensible outdoor motorized RMU consists of 2nos. motorised Load break switches for Cable Entry with 2 no of vacuum Circuit Breaker for out going (+CCVV+ configuration) with protection relay, battery, battery charger, SCADA compatible, indicators, hooter etc. with all accessories as per technical specification. The RMU shall have bottom cable entry from front side. FRTU shall be provided integrated with RMU completely wired along with Modem suitable for communicating with main SCADA room through OFC network. Provision of communication through GSM network shall be available. The FRTU shall include all hardware, software and firmware necessary to meet the input/output (I/O) point requirement including input output cards and output relays. FRTU shall include on/off device control points to support control actions initiated from SCADA. FRTU shall be powered by 24V DC system with necessary protection.

Installation, testing and commissioning of 11 kV SF6 Insulated, Ring Main Unit (item no. 3)including hoisting to the respective location, assembling of units, lining up, bolting the units, checking all the control wirings, Calibration of all measuring instruments, pre-commissioning checks, all the tests at site as per standards etc, including suitable RCC foundation and GI sheet roofing complete work

Supply of 11kV SF6 insulated, Ring Main Unit with 630A, 21kA, 1sec both side extensible outdoor motorized RMU consists of 2nos. motorised Load break switches for Cable Entry with 3 nos of vacuum Circuit Breaker for out going (+CCVVV+ configuration) with protection relay, battery, battery charger, SCADA compatible, indicators, hooter etc. with all accessories as per technical specification. The RMU shall have bottom cable entry from front side. FRTU shall be provided integrated with RMU completely wired along with Modem suitable for communicating with main SCADA room through OFC network. Provision of communication through GSM network shall be available. The FRTU shall include all hardware, software and firmware necessary to meet the input/output (I/O) point requirement including input output cards and output relays. FRTU shall include on/off device control points to support control actions initiated from SCADA. FRTU shall be powered by 24V DC system with necessary protection.

Installation, testing and commissioning of 11 kV SF6 Insulated, Ring Main Unit (item no. 4)including hoisting to the respective location, assembling of units, lining up, bolting the units, checking all the control wirings, Calibration of all measuring instruments, pre-commissioning checks, all the tests at site as per standards etc, including suitable RCC foundation and GI sheet roofing complete work

Supply of 11kV SF6 insulated, Ring Main Unit with 630A, 21kA, 1sec both side extensible outdoor motorized RMU consists of 2nos. motorised Load break switches for Cable Entry with 4 nos of vacuum Circuit Breaker for out going (+CCVVVV+ configuration) with protection relay, battery, battery charger, SCADA compatible, indicators, hooter etc. with all accessories as per technical specification. The RMU shall have bottom cable entry from front side. FRTU shall be provided integrated with RMU completely wired along with Modem suitable for communicating with main SCADA room through OFC network. Provision of communication through GSM network shall be available. The FRTU shall include all hardware, software and firmware necessary to meet the input/output (I/O) point requirement including input output cards and output relays. FRTU shall include on/off device control points to support control actions initiated from SCADA. FRTU shall be powered by 24V DC system with necessary protection.

Installation, testing and commissioning of 11 kV SF6 Insulated, Ring Main Unit (item no 5) including hoisting to the respective location, assembling of units, lining up, bolting the units, checking all the control wirings, Calibration of all measuring instruments, pre-commissioning checks, all the tests at site as per standards etc, including suitable RCC foundation and GI sheet roofing complete work

Supply of 11kV SF6 insulated, Ring Main Unit with 630A, 21kA, 1sec both side extensible outdoor motorized RMU consists of 2nos. motorised Load break switches for Cable Entry with 5 nos. of vacuum Circuit Breaker for out going (+CCVVVVV+ configuration) with protection relay, battery, battery charger, SCADA compatible, indicators, hooter etc. with all accessories as per technical specification. The RMU shall have bottom cable entry from front side. FRTU shall be provided integrated with RMU completely wired along with Modem suitable for communicating with main SCADA room through OFC network. Provision of Provision of communication through GSM network shall be available. The FRTU shall include all hardware, software and firmware necessary to meet the input/output (I/O) point requirement including input output cards and output relays. FRTU shall include on/off device control points to support control actions initiated from SCADA. FRTU shall be powered by 24V DC system with necessary protection.

Installation, testing and commissioning of 11 kV SF6 Insulated, Ring Main Unit (item no. 6) including hoisting to the respective location, assembling of units, lining up, bolting the units, checking all the control wirings, Calibration of all measuring instruments, pre-commissioning checks, all the tests at site as per standards etc, including suitable RCC foundation and GI sheet roofing complete work

Metering Cubicle

Supply and Installation of metering cubicle which shall be constructed in 2mm thick sheet steel enclosure with 7 tank pre-treatment process and be subsequently painted with polyurethane based powder painted to same colour as that of RMU. Each metering cubicle shall house 1 set of three phase PT of metering class (0.2) and 3 nos of single phase CT (0.2s class accuracy). A ToD meter with 4 quadrant metering along with communication facility (RS 485) also shall be included along with this module. The metering cubicle shall have bottom cable entry from front side.

HT Cables

Supply of following sizes of XLPE insulated non-FRLS Aluminium conductor armoured power cables of 11kV grade confirming to IS 7098 amended upto date

3Cx300sqmm

3Cx150sqmm

3Cx185sqmm

Laying of XLPE power cable of 11 kV grade of following size using Lateral thrust boring (Hortzondit Direct Drilling) of holes in all classes of soil suitable for inserting 110 mm dia HDPE Pipes to lines and levels up to a depth of 3 mts without damaging any existing underground utilities fixing 110mm dia 8Kg PN6 PE80 HDPE pipe in the bore hole made as per the direction of Technopark officials at site for drawing the following 11 kV UG Cables with out any damage as per direction of departmental officers and staff including hire charges for tools and plants, conveying and ereding machinery for the lateral thrust boring and removing the same from the site after completion of the work including loading and untoading and supply of 110mm HDPE pipe.

3Cx300sqmm

3Cx150sqmm

3Cx185sqmm

Laying of XLPE power cable of 11 kV grade of following size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc. as required.

3Cx150sqmm

3Cx185sqmm

3Cx300sqmm

3Cx400sqmm

Laying of one number XLPE power cable of 11 KV grade of following size in the existing masonry open duct as required.

3Cx150sqmm

3Cx185sqmm

3Cx300sqmm

3Cx400sqmm

Laying of one number XLPE power cable of 11 KV grade of following size in recess/surface/cable tray/wall with saddles, clamps and all other accessories as required

3Cx150sqmm

3Cx185sqmm

3Cx300sqmm

3Cx400sqmm

Supplying and laying 40mm dia HDPE PLB pipe duct with coupling collars for drawing optic fiber pilot wire through the PLB pipes as per drawing and as per direction of Technopark Officials, in the existing trench/ HDD hole already made for laying 11kV UG Cable and also for covering distance form control rooms to each RMU's

Supply, laying and commissioning of fibre optical cable (24 fibre) from cable drums and laying through the 40mm PLB HDPE pipe carefully and neatly including loops, termination,supply of suitable terminal boxes, joint enclosures and connectors etc. complete on standard specifications and directions of Technopark officers at site

Supplying and making outdoor cable end termination with heat shrinkable jointing kit complete with all accessories including lugs suitable for following size of 3 core, XLPE aluminium conductor cable of 11 kV grade as required.

3Cx150sqmm

3Cx185sqmm

3Cx300sqmm

3Cx400sqmm

Supplying and making straight through cable jointing with heat shrinkable jointing kit complete with all accessories including ferrules suitable for following size of 3 core, XLPE aluminium conductor cable of 11 kV grade as required.

3Cx150sqmm

3Cx185sqmm

3Cx300sqmm

3Cx400sqmm

SCADA

Earthing and Protection

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 meter long etc. with charcoal/ coke and salt as required.

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

Supplying and fixing cable route marker with 10 cm X 10 cm X 5 mm thick G.I. plate with inscription"11kV UG Cable", bolted /welded to 35 mm X 35 mm X 6 mm angle iron, 60 cm long and fixing the same in ground at every 100m interval.

Dismanteling

Dismantling of existing feeder cables from the receiving stations without any damage in the system (work including dismatling of existing cables termination,connection, etc)g

3Cx150sqmm

3Cx185sqmm

3Cx300sqmm

Preperation of the drawing, laisioning with all statutory bodies, submitting and getting approvals from KSEI and all statutory bodies, submission of completion certificate and arranging inspections, getting sanctions and energisation certificate from KSEI etc. for commissioning the whole installation in the premises. All statutory payments will be reimbursed on production of original receipt.

Civil Works

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Felling trees of the girth (measured at a height of 1 m above ground level), including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material

Beyond 30 cm girth upto and including 60 cm girth

Beyond 60 cm girth upto and including 120 cm girth

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Ordinary rock

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge.

All kinds of soil.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Dismantling of bituminous road manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge :

Fathima Engineering Co. Pvt. Ltd.

National Electric Co

Dinu Electricals

Leela Electricpower Services Pvt.Ltd

VIJAYA ELE TECHS PRIVATE LTD.

SANTHOSH ELECTRO-TECH PVT LTD

IDEAL DATACOM NETWORK AND ELECTRICAL SOLUTIONS PVT LTD

Quilon Consulting Engineers

HELSA ELECTRICALS PVT LTD