Comprehensive Annual Maintenance Contract of HT installations Electrical System

Amount

CABLES

Supplying of following size ISI marked PVC insulated and PVC sheathed aluminium conductor H.T cable of 11 KV grade as required. (Make:Havells,Finolex,Gloster and Polycab) as per ISI Specification IS:7098/(Part-II) 1985 with latest amendments

3X240 Sq mm

3X300 Sq mm

Laying of one number PVC insulated and PVC sheathed / 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.

Upto 120 sq. mm

Above 120 sq. mm and upto 400 sq. mm

HV CABLE JOINTING & END TERMINATION.

supplying and making indoor/outdooe 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.:.

CABLE JOINT

Supplying and Making HV 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: \.Make: Mseal/Equivalent

CABLE ROUTE MARKER.

Supplying and making HT cable route marker with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ) of size 92 cm X 92 cm with a thickness of 10cm including inscription duly engraved as required.

Find out HT cable fault using cable fault locater instrument including excavation & Re-Filling trench

Excavation of refilling the trench with sand, brick or cable dub(cover) LT Cable Joint Per Location 3.5 X120 -300Sq.mm

HT INSTALLATION WORKS

Receiving station Maintenance of 11kV AB switch , 11kV Breakers- 6Nos,Testing of relays,yard cleaning,earth pit resistance,measurement and documentation Breakers, CT’s, PT’s, Battery Chargers & Batteries, Maintenance of Receiving Station equipment’s as per standard ,attending faults in Receiving Station including Double pole Structure and checking and earthing of earth resistance value.

Main Power House a. a.Maintenance of HT AMF panel-1Set (VCB - 3Nos) its relay testing b. Maintenance of HT DG breakers VCB - 6Nos and its relay testing c.Maintenance of VCB system control breaker 3 Nos and relay testing. d.Maintenance of Tr 2X1000 kVA, Maintenance of earth pit measurement etc e. Maintenance of 1000-1600A MV panel- 6Nos, ACB-17Nos f. Maintenance of LT AMF panel-2No (4 breaker) Relay testing

Substations: sump, amber, aquamarine, topax ,emerlad, 12th street,Prof.qua,opal hostel,KV school Maintenance of 11kV/33kV substations,transformer testing,cleaning,yard maintenance and earth pit resistant measurement.Tr 500kVA-1 No,ACB-1 No ,800A LV Panel-1 No

Quarters Substations: Maintenance of 11kV/33kV substations,transformer testing,cleaning,yard maintenance and earth pit resistant measurement. Tr 500kVA-1 No,Tr 250kVA -1 No,Tr 200kVA-1No, ACB-3 Nos, LT AMF-1No , 800A LV Panel-5Nos

KV School Substations: Maintenance of 11kV/33kV substations,transformer testing,cleaning,yard maintenance and earth pit resistant measurement. Tr 250kVA-1 Nos,ACB-1No, 800A LV Panel-1 No

RMU 3 Panel: Maintenance of RMU-1No, HT Breaker-1, HT Load breaker -2No,Relay testing,earth pit checking-2Nos

RMU 4 Panel: Maintenance of RMU-1No, HT Breaker-1, HT Load breaker -3Nos,Relay testing,earth pit checking-2Nos

RMU 5 Panel: Maintenance of RMU-1No, HT Breaker-2, HT Load breaker -3Nos,Relay testing,earth pit checking-2Nos

Supplying and filling of Transformer oils

Filtration of transformer oil including BDV test, acidity test and submission of test reports etc as required.

V.ARUNACHALAM ELECTRICAL CONTRACTOR

POWER ELECTRICAL WORKS