SPECIAL REPAIRS TO LT UG CABLES AND PANEL BOARDS FROM SUBSTATION NO.05 TO GANDHARI (P-144) AT INS DRONACHARYA UNDER GE FORT KOCHI

Excavation in trenches not exc 1.5m wide and not exc 1.5m deep and making good bottom surface for laying /removing of cable, erection of poles in Soft/ loose soil all as specified and as directed.

Removing excavated soil to a distance not exceeding 50m and depositing where directed at a lebvel not exceeding 1.5m above the starting point, complete all as specified and as directed.

Material and labour for Sand Cushioning (dry) in Trenches/Ducts for protection of UG Cables (below, above and around the UG Cable laid) of 23cm spread thickness (8 cm in depth before laying the Cable and 15cm in depth after laying the Cable) and punned sand cushioning up to 18cm thickness, complete all as specified and as directed.

Material and labour for burnt bricks subclass B laid in trenches for cable protection all as specified and as directed.

Returning filling in excavated soil in trenches, watering and well ramming in layers not exc 25 cm complete all as specified and as directed.

Taking out unserviceable UG cables of any sizes from trenches/walls including all mounting accessories and making good to disturbed areas complete all as specified and as directed.

Taking down unserviceable LT panel of any type from existing position after disconnection of electric connection & temporary restoration of normal electric supply till final installation of LT panel including making good disturbed surfaces to floor/walls etc. complete all as specified and as directed.

Material and labour for XLPE insulated PVC sheathed armoured with multistranded aluminium conductor cable having cross sectional area 95 sqmm 3.5 core, 1100-volt grade, heavy grade conforming to IS :7098 (Part 1) laid in trenches/Ducts or passing through pipes or fixing on poles etc. complete all as specified and directed.

Material and labour for XLPE insulated PVC sheathed armoured with multistranded aluminium conductor cable having cross sectional area 150 sqmm 3.5 core, 1100-volt grade, heavy grade conforming to IS :7098 (Part 1) laid in trenches/Ducts or passing through pipes or fixing on poles etc. complete all as specified and directed.

Material and labour for XLPE insulated PVC sheathed armoured with multistranded aluminium conductor cable having cross sectional area 300 sqmm 3.5 core, 1100-volt grade, heavy grade conforming to IS :7098 (Part 1) laid in trenches/Ducts or passing through pipes or fixing on poles etc. complete all as specified and directed.

Material and labour for XLPE insulated PVC sheathed armoured with multistranded aluminium conductor cable having cross sectional area 70 sqmm 3.5 core, 1100-volt grade, heavy grade conforming to IS :7098 (Part 1) laid in trenches/Ducts or passing through pipes or fixing on poles etc. complete all as specified and directed.

Material and labour for XLPE insulated PVC sheathed armoured with multistranded aluminium conductor cable having cross sectional area 35 sqmm 3.5 core, 1100-volt grade, heavy grade conforming to IS :7098 (Part 1) laid in trenches/Ducts or passing through pipes or fixing on poles etc. complete all as specified and directed.

Supplying and laying GI tubing light grade of 80mm bore including all accessories for encasing cables for mechanical protection, laid under Plinth / Floors/ Paths Culverts or fixed on wall or concealed in wall/floor or along poles or as street light poles or as street light mounting bracket with complete accessories such as bends/sockets/reducers/saddles including necessary threading/drilling works all as specified and as directed including taking down old GI pipes.

Excavating and cutting the existing hard standing RCC blocks/concrete masonry/ bituminous road to a length of 3 to 4m (appx) n.exe 1.5 m depth and not exe 1.5m in width and making good through returning filling minimum depth of 60cm, and PCC (1:3:6) type C-1 (using 20 mm graded stone aggregates) smooth making good the surfaces to match with the existing surrounding area after laying GI pipe for encasing UG Gables complete all as specified and as directed.

Material & labour for earthing complete with galvanised steel earth plate electrode 60cmx60cmx6.3mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised earth strip 32x6mm mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel Gl protection pipe 15mm bore light grade all as shown in electrical plate No 3 on serial page No 497 of SSR part 2009 and connected to main switch board / Main DB's including excavation, earth work, salt and charcoal dust mixed and packed 150mm thick around GI earth plate, Gl pipe medium grade 20mm nominal bore watering pipe GI sheet funnel wire mesh, concrete pit, RCC cover 40mm thick in PCC 1:2:4 type B1 duly reinforced with MS Bars 6mm dia at the rate of 75mm centre to centre both way with 12mm dia lifting handle and pit / chamber in PCC 1:3:6 type C1, Angle iron 40mmx40mmx3mm frame for pit cover including testing on completion complete, all as specified and as directed.

Supply, installation, testing and commissioning of weather and vermin proof indoor type Panel box factory made, front & back openable type, CPRI approved, fabricated out of 2 mm thick CRCA sheet compartmentalized design including mild steel channel frame of ISMC 75 at the base of panel only for grouted with PCC using 20 mm graded stone aggregate, duly epoxy powder coated, complete with heat shrink insulated aluminium bus bar of 1000 Amps rating 4 Nos, including all connections with aluminium strips, Pillar box shall be provided with danger notice plate with skull & bone sign, PVC gasket and sealed, making all incoming and outgoing electrical cable connections with new lugs, glands to be provided at cable entries, including angle iron support 50x50x6 mm on top of new duct including provisioning of new duct bay laying of UG cable of size 1.0m x 1.0m depth up to 5m and providing of chequered steel plate 6 mm thickness covering the on top as per site requirement of size for the balance protection of the panel board including making good finishing with cement plastering/PCC/ work etc. base of panel fitted with supporting angle iron as per site requirement complete all as specified and as directed. The panel shall be comprising of following accessories:

Incomer :- (a) ON LOAD change over switch ,415V ,hand operated , 4 pole of capacity 630 Amps.- 1 Nos Make - L/T, Havells, Schneider. (b) Multi-function digital energy meter with RS 485 communication port with CTs -01 set (c) Phase Indicator lamp assy RYB - 06 Set. Out going :- (a) MCCB, TPN 415 Volts, 50Hz,400 Amps, 36 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 02 Each (b) MCCB, TPN 415 Volts, 50Hz,250 Amps, 36 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 02 Each (c) MCCB, TPN 415 Volts, 50Hz,200 Amps, 25 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 02 Each (d) MCCB, TPN 415 Volts, 50Hz,160 Amps, 25 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 02 Each (e) Stencilling of panel board including marking distributions -01 job (f) Spare Compartment for future expansion -01 Nos

Supply, installation, testing and commissioning of weather and vermin proof indoor type Panel box factory made, front & back openable type, CPRI approved, fabricated out of 2 mm thick CRCA sheet compartmentalized design including mild steel channel frame of ISMC 75 at the base of panel only for grouted with PCC using 20 mm graded stone aggregate, duly epoxy powder coated, complete with heat shrink insulated aluminium bus bar of 600 Amps rating 4 Nos, including all connections with aluminium strips, Pillar box shall be provided with danger notice plate with skull & bone sign, PVC gasket and sealed, making all incoming and outgoing electrical cable connections with new lugs, glands to be provided at cable entries, including angle iron support 50x50x6 mm with 50 CM height from ground level at the base of panel complete all as specified and as directed. The panel shall be comprising of following accessories:

Incomer :- (a) MCCB, TPN 415 Volts, 50Hz,200 Amps, 25 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 01 Each (b) Multi-function digital meter with RS 485 communication port with CTs -01 set (c) Phase Indicator lamp assy RYB - 01 Set. Out going :- (a) MCB, SPN 240 Volts, 50Hz,63 Amps, 10 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 24 Each (b) Stencilling of panel board including marking distributions -01 job

Supply, installation, testing and commissioning of weather and vermin proof outdoor type Panel box factory made, front & back openable double door type, CPRI approved, fabricated out of 2 mm thick CRCA sheet compartmentalized design including mild steel channel frame of ISMC 75 at the base of panel only for grouted with PCC using 20 mm graded stone aggregate, duly epoxy powder coated, complete with heat shrink insulated aluminium bus bar of 400 Amps rating 4 Nos, including all connections with aluminium strips, Pillar box shall be provided with danger notice plate with skull & bone sign, PVC gasket and sealed, making all incoming and outgoing electrical cable connections with new lugs, glands to be provided at cable entries, including angle iron support 50x50x6 mm with 50cm height from ground level at the base of panel complete all as specified and as directed. The panel shall be comprising of following accessories:

Incomer :- (a) MCCB, TPN 415 Volts, 50Hz,160 Amps, 25 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 01 Each (b) Multi-function digital meter with RS 485 communication port with CTs - 01 Set (c) Phase Indicator lamp assy RYB - 01 Set. Out going :- (a) MCB, SPN 240 Volts, 50Hz,40 Amps, 10 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 24 Each (b) Stencilling of panel board including marking distributions -01 job

Supply, installation, testing and commissioning of weather and vermin proof outdoor type Panel box factory made, front & back openable double door type, CPRI approved, fabricated out of 2 mm thick CRCA sheet compartmentalized design including mild steel channel frame of ISMC 75 at the base of panel only for grouted with PCC using 20 mm graded stone aggregate, duly epoxy powder coated, complete with heat shrink insulated aluminium bus bar of 600 Amps rating 4 Nos, including all connections with aluminium strips, Pillar box shall be provided with danger notice plate with skull & bone sign, PVC gasket and sealed, making all incoming and outgoing electrical cable connections with new lugs, glands to be provided at cable entries, including angle iron support 50x50x6 mm with 50 CM height from ground level at the base of panel complete all as specified and as directed. The panel shall be comprising of following accessories:

Supply, installation, testing and commissioning of weather and vermin proof outdoor type Panel box factory made, front & back openable double door type, CPRI approved, fabricated out of 2 mm thick CRCA sheet compartmentalized design including mild steel channel frame of ISMC 75 at the base of panel only for grouted with PCC using 20 mm graded stone aggregate, duly epoxy powder coated, complete with heat shrink insulated aluminium bus bar of 400 Amps rating 4 Nos, including all connections with aluminium strips, Pillar box shall be provided with danger notice plate with skull & bone sign, PVC gasket and sealed, making all incoming and outgoing electrical cable connections with new lugs, glands to be provided at cable entries, including angle iron support 50x50x6 mm with 50 CM height from ground level at the base of panel complete all as specified and as directed. The panel shall be comprising of following accessories:

Incomer :- (a) MCCB, TPN 415 Volts, 50Hz,100 Amps, 25 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 01 Each (b) Multi-function digital meter with RS 485 communication port with CTs - 01 Set (c) Phase Indicator lamp assy RYB - 01 Set. Out going :- (a) MCB, TPN 415 Volts, 50Hz,63 Amps, 10 kA, thermal magnetic release, front face isolation with positive break indication with double break contacts with spreader and phase barrier - 2Each (b) Stencilling of panel board including marking distributions -01 job

Shifting of UG cable of any cap 4/3.5/2 core from one panel to another panel with provision of lugs joints complete all as specified and as directed.

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