REPAIR/MAINTENANCE OF LT PANELS, BUS BAR CHAMBER AND CONNECTED WORKS AT AF STATION JAMNAGAR

Amount

Re-stringing/ tightening of ACSR conductor (size- squirrel/ weasel/ ferret) / GI earth continuity conductor/ cradle up to the permissible sag limit between any span length and binding the with new binding wire of the same material to insulators complete all as specified and as directed by Engg-In-Charge.

M&L for Loop type insulator, vitreous porcelain, white, brown, green small size with overall dimensions 65X90mm, clearance of hole 16mm complete all as specified and as directed by Engg-In-Charge.

M&L for Pin type porcelain, vitreous, white, brown or green insulator of size 50mm height, 65mm dia for 550 volts grade, including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron bolt, fixed in repairs, complete all as specified and as directed by Engg-In-Charge.

S&F Shackle type porcelain, vitreous, white, brown or green insulator of size 75mm height, 90 mm dia for 1100 volts grade, including one galvanised mild steel straps,washers,insulator bolts, nuts etc fixed in repairs, complete all as specified and as directed by Engg-In-Charge.

S&F LT over head line separators suitable for 2 wires made of rigid PVC, 1100 Volt grade including taking down the old unserviceable separators complete all as specified and as directed by Engg-In-Charge.

S&F LT over head line separators suitable for 4 wires made of rigid PVC, 1100 Volt grade including taking down the old unserviceable separators complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 50 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 70 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 95 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 120 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 185 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 240 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Taking out LT underground cable from trenches / pole etc, aluminium conductor of size 300 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge. Note : (Item No.07.00 to 13.00) Excavation and earth work and taking out old cable cover will be measured and paid separately.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 50 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 70 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 95 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 120 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 185 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 240 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Laying only old taken down LT underground cable from trenches / pole etc, aluminium conductor of size 300 sqmm 3.5 core complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 50 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 70 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 95 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 120 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 185 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 240 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Supply & lay XLPE insulated, PVC inner sheathed, armoured with galvanised steel strip or wire, heavy duty, LT underground cable ISI marked with aluminium multistranded conductor 1100 volt grade of size 300 Sqmm 3.5 core laid in trenches / duct passing through pipe / duct or fixed on pole and connecting and testing complete all as specified and as directed by Engg-In-Charge.

Excavation trenches not exceeding 1.5 m wide and not exceeding 1.5m depth for laying of cables and erecting of poles and getting out in any soft / loose soil complete all as specified and as directed by Engg-In-Charge.

Excavation in trenches not exc 1.5 m wide and n.exc 1.5 m in depth for foundation / fixing of pole / laying of cable and pipe line etc or for man hole etc not exc 10 sqm on plan and getting out in Hard/Rock/Rcc/Pcc soil complete all as specified and as directed by Engg-In-Charge.

Returning filling in including spreading levelling, watering and well ramming in layers not exc 25 cm thick using excavated soil complete all as specified and as directed by Engg-In-Charge.

Removing excavated soil to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5m above the starting point.

Taking out old PCC cable cover of any type / any size from trenches obtain from item No.07 to 13 complete all as specified and as directed by Engg-In-Charge.

Laying only PCC cable cover for LT UG cable, of any description, all as specified and directed by Engg-in-Charge.

Supply & lay ISI marked & conforming to IS - 5820 - 1970 unreinforced precast concrete cable cover Class LV, flat size 250 mm X 150 mm X 40 mm in trenches as protection to LT UG cable complete all as specified and as directed by Engg-In-Charge.

M&L for providing dry river sand as in sand cushioning below and above cable thickness as specified in SSR to under ground cable including punning down of sand in layer all as specified and directed by Engg-in-Charge. Note: for measurement purpose any punned thickness of sand will be considered.

Supply and laying GI tubing 40 mm dia bore light grade laid in trenches / floor / fixing on pole / wall for cable protection with necessary fittings etc. & taking down old tubing complete all as specified and as directed by Engg-In-Charge.

Supply and laying GI tubing 50 mm dia bore light grade laid in trenches / floor / fixing on pole / wall for cable protection with necessary fittings etc. & taking down old tubing complete all as specified and as directed by Engg-In-Charge.

Supply and laying GI tubing 80 mm dia bore light grade laid in trenches / floor / fixing on pole / wall for cable protection with necessary fittings etc. & taking down old tubing complete complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of Boring of holes under road pavement hard standing by trenchless technology including HDPE pipe of 150mm dia suitable for 0.4 mpa working pressure complete all as specified and as directed by Engg-In-Charge.

Taking down old U/S LT Panel complete accessories of any capacity complete all as specified and as directed by Engg-In-Charge.

Supply, installing, testing and commissioning of LT cubical panel board 440 volts , 50 Hz , 3 phase , 4 wire , out door type weather, vermin, dust proof, front operated with adequate air ventilation at sides and back fabricated out of 2 mm thick CRCA sheet with double door shutter and locking arrangements cables trays cable lugs etc.including provision for taking out incoming and outgoing cables duly marked with relevetted letter plates of appropriate size for ech feeder cables danger board etc , suitable to accommodate and including the following........

.........mentioned fittings , floor mounted with PCC 1:2:4, type B1 platform of 50 cm height suitable nut bolts, washer etc. for grouting , and painting with power coated epoxy finish of approved colour over a coat of red oxide primer including taking down old unserviceable existing LT Panel board with all accessories complete all as specified and as directed by Engg-In-Charge comprising the following:-

(i) Bus bar chamber consisting of four Nos copper bus bars duly sleeved of capacity of 600 Amps for phases and 300 Amps for neutral. Duly insulated with PVC sleeves RYB , mounted on heavy duty epoxy insulation in separate compartment. (ii) Multi functional digital type meter showing ampere , voltage PF phase to phase & phase to neutral . Make : secure /conserve/legrand (iii) LED type indicating lamps (RYB) with holders controlled by fuses and switches . (make: siemen/L&T / Telematic)

(iv) Panel board internal wiring with suitable rated PVC insulated copper conductors. Note:- The LT panel board shall be made to suitable size to accommodate the following fittings and Rate included Excavation, earth work and pcc work and complete all connected work. (i) MCCB 630 Amps 4 pole 35 kA - 1 No (in coming) (ii) MCCB 250 Amps 4 pole 25 kA - 2 Nos (Out going) (iii) MCCB 200 Amps 4 pole 25 kA - 2 Nos (Out going) (iv) MCCB 100 Amps 4 pole 25 kA - 3 Nos (Out going) (v) Changeover switch 400 Amps 4 pole -01 No.

Make : : NAGA SWITCH GEARS/ DOLLAR ENGG. INDUSTRIES/ SOUTHERN POWER CONTROL LTD/ any CPRI approved manufacturer

Supply and installation, testing, commissioning, factory made, CPRI approved, indoor type, LT Panel board, compartmental type, confirming to IS 5039- with IP-46 protection, made out of 2.00 mm thick CRCA sheet , 415 Volt, 3 phase , 50 HZ supply mounted on and including MS angle section 40 x 40 x 5 mm frame with front and back openable, single door with provision of locking arrangement dust & vermin proof , gasket, TPN bus bar shall be insulated with colour coated heat shrinkable sleeves and shall be......

......mounted on proper insulator, gland, welding hinges of dust proof, overall powder coated, including internal wiring with PVC insulated multi-stranded copper conductor cable of appropriate size & length with and including fixing lugs, bolts, screws etc complete including taking down old panel, complete all as specified and as directed by Engg-In-Charge & Consisting of the following equipments:-

(a) Aluminium bus bar of rated capacity 600 Amps covered with PVC insulated sleeves, including insulator, nuts, bolts etc including connection complete. = 01 set (b) MCCB 400 Amps, 415V, 4 pole, 50Hz, breaking capacity 50 KA with adjustable and thermal magnetic setting– 01 No (for incoming) (c) MCCB 200 Amps, 415V, 2 pole, 50Hz, breaking capacity 35 KA with fixed thermal and magnetic setting - 02 Nos

(d) MCCB 100 Amps, 415V, 4 pole, 50Hz, breaking capacity 25 KA with fixed thermal and magnetic setting - 03 Nos (e) LED indicator lamp with holder (Yellow, Blue, Red) – 01 set (Set of Three) (f) Voltmeter digital type – 01 No (g) Ammeter digital type with CT’s – 01 No

Supply and installation, testing, commissioning, factory made, CPRI approved, outdoor type, LT Panel board, compartmental type, confirming to IS 5039- with IP-53 protection, made out of 3.15 mm thick CRCA sheet , 415 Volt, 3 phase , 50 HZ supply mounted on and including MS angle section 40 x 40 x 5 mm frame with front and back openable, double door with provision of locking arrangement dust & vermin proof , gasket, TPN bus bar shall be insulated with colour coated heat shrinkable sleeves and shall be.....

.....mounted on proper insulator, gland, welding hinges of dust proof, overall powder coated, including internal wiring with PVC insulated multi-stranded copper conductor cable of appropriate size & length with and including fixing lugs, bolts, screws etc complete including taking down old panel, complete all as specified and as directed by Engg-In-Charge & Consisting of the following equipments:-

(a) Aluminium bus bar of rated capacity 400 Amps covered with PVC insulated sleeves, including insulator, nuts, bolts etc including connection complete. = 01 set (b) MCCB 250 Amps, 415V, 4 pole, 50Hz, breaking capacity 50 KA with adjustable and thermal magnetic setting– 01 No (for incoming) (c) MCCB 100 Amps, 415V, 4 pole, 50Hz, breaking capacity 35 KA with fixed thermal and magnetic setting - 02 Nos

(d) MCCB 63 Amps, 415V, 4 pole, 50Hz, breaking capacity 25 KA with fixed thermal and magnetic setting - 02 Nos (e) LED indicator lamp with holder (Yellow, Blue, Red) – 01 set (Set of Three) (f) Voltmeter digital type – 01 No (g) Ammeter digital type with CT’s – 01 No

Supply and installation, testing, commissioning, factory made, CPRI approved, outdoor type, LT Panel board, compartmental type, confirming to IS 5039- with IP-53 protection, made out of 3.15 mm thick CRCA sheet , 415 Volt, 3 phase , 50 HZ supply mounted on and including MS angle section 40 x 40 x 5 mm frame with front and back openable, double door with provision of locking arrangement dust & vermin proof , gasket, TPN bus bar shall be insulated with colour coated heat shrinkable sleeves and shall be......

....mounted on proper insulator, gland, welding hinges of dust proof, overall powder coated, including internal wiring with PVC insulated multi-stranded copper conductor cable of appropriate size & length with and including fixing lugs, bolts, screws etc complete including taking down old panel, complete all as specified and as directed by Engg-In-Charge & Consisting of the following equipments:-

(a) Aluminium bus bar of rated capacity 600 Amps covered with PVC insulated sleeves, including insulator, nuts, bolts etc including connection complete. = 01 set (b) MCCB 315 Amps, 415V, 4 pole, 50Hz, breaking capacity 50 KA with adjustable and thermal magnetic setting– 01 No (for incoming) (c) MCCB 200 Amps, 415V, 4 pole, 50Hz, breaking capacity 35 KA with fixed thermal and magnetic setting - 01 Nos

(d) MCCB 100 Amps, 415V, 4 pole, 50Hz, breaking capacity 25 KA with fixed thermal and magnetic setting - 02 Nos (e) LED indicator lamp with holder (Yellow, Blue, Red) – 01 set (Set of Three) (f) Voltmeter digital type – 01 No (g) Ammeter digital type with CT’s – 01 No

Note For item No :- 41 to 44 Quoted rates shall be deemed to include for grouting / fixing of panel in PCC 1:3:6 type C2 and PCC block masonry with PCC block of mix 1:5:8 & plastering 10mm thick in CM 1:6 complete all as specified and directed by Engg-in-Charge

M&L in replacement of MCCB, 4 pole, 415 Volts, 630 Amps, 35 KA, 50 Hz, AC fixed in existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and directed by Engg-in-Charge.

M&L in replacement of MCCB, 4 pole, 415 Volts, 400 Amps, 35 KA, 50 Hz, AC fixed in existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, 4 poles 415 Volts, 250 Amps, 36 kA, 50 Hz, AC Fixed in existing LT panel board/sheet metal enclosure including connecting up incoming/out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, 4 poles 415 Volts, 200 Amps, 36 kA, 50 Hz, AC Fixed in existing LT panel board/sheet metal enclosure including connecting up incoming/out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, 4 poles 415 Volts, 160 Amps, 25 kA, 50 Hz, AC Fixed in existing LT panel board/sheet metal enclosure including connecting up incoming/out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of Supply & Fix ON LOAD change over switch Panel mounted centre operated 415V , 4 pole of capacity 630 Amps fixed in LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of Supply & Fix ON LOAD change over switch Panel mounted centre operated 415V , 4 pole of capacity 400 Amps fixed in LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, 4 pole, 415 Volts, 315/320 Amps, 35 KA, 50 Hz, AC fixed in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, TPN, 415 Volts, 200 Amps, 25 KA, 50 Hz, AC fixed in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, 4 pole, 415 Volts, 125 Amps, 16 KA, 50 Hz, AC fixed in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

M&L in replacement of MCCB, 4 pole, 415 Volts, 100 Amps, 16 KA, 50 Hz, AC fixed in the existing LT panel board/ sheet metal enclosure including connecting up incoming/ out going cables with suitable lugs and testing complete all as specified and as directed by Engg-In-Charge.

S & F in replacement of Weather proof bus bar chamber of suitable size made out of 3mm thick CRCA steel sheet and 40x5mm angle iron frame with locking arrangement including provision of 4 Nos of 600mm long copper bus bars of 1000 Amps rated capacity mounted on insulated frames including connecting up incoming and out going cables complete with glands and lugs and chamber painted with two coats of aluminium paint over a coat of red oxide primer including mounting the chamber with suitable size of bolts/ nuts including taking down existing unserviceable chamber of any description all as specified and as directed. Note: Rate included Excavation, earth work and pcc work and complete connected work including connection of all cables.

M&L and spread 10mm thick heavy duty synthetic insulating mat of size 1000mm x 2000mm laid in electrical installations complete all as specified and as directed by Engg-In-Charge.

Supply spread 19 mm thick heavy duty synthetic insulating mat of size 1000mm x 2000mm laid in electrical installations complete all as specified and as directed by Engg-In-Charge.

S & F in replacement of Power factor capacitors MPPH type of any KVAR rating, fixed to existing capacitor bank including taking down the existing un-serviceable capacitors and connected works to be included all as specified and as directed.

M & L Danger notice plates, made out of 1.6mm thick MS sheet, vitreous enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for LT 20X15 cm size complete all as specified and as directed by Engg-In-Charge.

M & L Danger notice plates, made out of 1.6mm thick MS sheet, vitreous enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size, for HT 25 X 20 CM size complete all as specified and as directed by Engg-In-Charge.

Raising of LT panels of bay size by providing suitable sizes of angle iron and welding of removal door and connected works complete specified and directed by Engineer-in - charge.

Cutting, trimming and pruning of trees/tree branches/creepers/climbers of all around existing LT panels including cleaning the disturbed area beneath the LT junction boxes and removing the tree branches and debris from site and depositing complete all as specified and as directed by Engg-In-Charge.

Supply and laying of Aggregate for protection of LT panel fgauge 20 mm to 40 mm grade complete all as specified and as directed by Engg-In-Charge.

(Note: Item no 1 to 64 If any above LT cables and connected itms become breakdown, the contractor shall locate the problem/fault at site within 12 hours on intimation by JE/Engineer-In-Charge and ensure that the fault and rectified within 24 to 48 Hours , failing which an amount of Rs 200 /- per hour will be recovered as penal recovery fromany payment due to the contractor after expiry of 48 hours.)

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