REPAIR/ REPLACEMENT OF CERTAIN FIRE FIGHTING EQUIPMENTS AND PERIODICAL MAINTENANCE OF HT/LT EQUIPMENTS AT LRDE UNDER GE(I) RndD (WEST) BENGALURU

Amount

Excavation in trenches not exceeding 1.5 m deep and not exceeding 1.5 m wide and getting out in hard / dense soil all as directed.

Returning and filling in, soils, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick all as directed.

Removing excavated surplus soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed.

Taking down existing unserviceable 11 KV grade cable, Supply and laying New 11 KV grade, XLPE insulated, screened, bedded galvanised steel strip / wire armoured heavy duty with aluminum conductor, of cross sectional area 120 sqmm 3 core with cable protection works (as applicable) laid in trenches/ ducts/ fixed on pole/ wall/ laid under road/ path/ culvert/ drains/ encased in pipe, jointing and testing complete all as specified and as directed.

Taking down existing unserviceable, 1100 Volts grade cable, Supply and lay new 1100 V grade, XLPE insulated, screened, bedded galvanised steel strip/wire armoured heavy duty with aluminium conductor of cross sectional area 300 Sqmm 3.5 core with cable protection works (as aplicable) laid in trenches/ ducts/ fixed on pole/ wall /laid under road /path/ culvert/ drains/ encased in pipe, including necessary lugs,joiniting and tesing complete all as specified and as directed.

Taking down existing unserviceable, 1100 Volts grade cable, Supply and lay new 1100 V grade, XLPE insulated, screened, bedded galvanised steel strip/wire armoured heavy duty with aluminium conductor of cross sectional area 185 Sqmm 3.5 core with cable protection works (as aplicable) laid in trenches/ ducts/ fixed on pole/ wall /laid under road /path/ culvert/ drains/ encased in pipe, including necessary lugs,joiniting and tesing complete all as specified and as directed.

Taking down existing unserviceable, 1100 Volts grade cable, Supply and lay new 1100 V grade, XLPE insulated, screened, bedded galvanised steel strip/wire armoured heavy duty with aluminium conductor of cross sectional area 95 Sqmm 3.5 core with cable protection works (as aplicable) laid in trenches/ ducts/ fixed on pole/ wall /laid under road /path/ culvert/ drains/ encased in pipe, including necessary lugs,joiniting and tesing complete all as specified and as directed. Note for Serial Item Nos 4 to 7 : Necessary excavation, earthwork and cable protection works will be measured and paid for separately under respective items.

Sl Item No 8.00 (Contd.,) x) MCB, 32 A, TP, 10 KA - 1 No xi) MCB, 40 A, TP, 10 KA - 2 Nos xii) MCCB, 63 A, TP, 10 KA - 3 Nos xiii) MCCB, 250 A, TP, 415 V, 25 KA with Thermal Magnetic Release for O/C & S/C Protection - 1 No xiv) Capcitor duty contactor, 5 KVAR - 1 No xv) Capacitor duty contactor, 10 KVAR - 2 No xvi) Capacitor duty contactor, 25 KVAR - 3 Nos xvii) Capacitor Bank, 440V, 50 Hz, Heavy duty capacitor banks, cylindrical, capacitors 5 KVAR - 1 No xviii) Capacitor Bank, 440V, 50 Hz, Heavy duty capacitor banks, cylindrical, capacitors, 10 KVAR - 2 Nos xix) Capacitor Bank, 440V, 50 Hz, Heavy duty capacitor banks, cylindrical, capacitors, 25 KVAR - 3 No xx) Push button, start/ stop - 6 Nos xxi) Indication lamps, ON - 6 Nos xxii) Busbar, 300 A, TP, Aluminium - 1 Set of 4 xxiii) Timer - on Delay relay - 1 No.

Supply and fix in repairs, HT fuse 63 Amps suitable for SM-6 switch gears 11 KV all as specified and as directed. Make : Schneider or equivalent approved make

Supply and fix in repairs, HT fuse 32 amps suitable for SM-6 switch gears 11 KV all as specified and as directed. Make : Schneider or equivalent approved make

Material and labour for laying of reinforced precast concrete cable cover, class HV, type 1 flat size 300mm x 180mm x 40mm all as directed and specified

Material and labour for Sand cushioning using dry river sand for cable cushioning all as directed and specified. Note : For the purpose of payment punned thickness will be measured.

Material and labour for laying of burnt bricks sub class `B’ bricks of size 230 x 115 x 75 mm, laid in trenches for cable protection all as directed and specified

Relaying of burnt bricks sub class 'B' bricks of old size obtained from excavation of trenches complete all as specified and as directed

Taking out old unserviceable joints, Supply, jointing & testing heat shrink, Straight through cable jointing kit suitable for 1100 V, XLPE cable of size 3.5 core 70 to 150 sqmm complete all as specified and as directed

Taking out old unserviceable joints, Supply, jointing & testing heat shrink, end termination cable jointing kit suitable for 1100 V, XLPE cable of size 3.5 core 185 to 300 sqmm complete all as specified and as directed

Taking out old unserviceable joints, Supply, jointing & testing, out door type, HT cable, end termination, heat shrinkable jointing kit suitable for 11000 V, XLPE cable of size 3 core 95 to 185 sqmm complete all as specified and as directed

Taking out old unserviceable joints, Supply, jointing & testing, out door type, HT cable, straight through, heat shrinkable jointing kit suitable for 11000 V, XLPE cable of size 3 core 95 to 185 sqmm complete all as specified and as directed

Supply and fix Aluminium lugs suitable for cable of size 120 to 185 Sq mm complete all as specifieid and as directed.

Supply and fix Aluminium lugs suitable for cable of size 240 to 400 Sq mm complete all as specifieid and as directed.

Supply and fix Aluminium lugs suitable for cable of size 35 to 95 Sq mm complete all as specifieid and as directed.

Taking down unserviceable cable protection pipe of 80 mm dia, Supply and fixing / laying on walls / pole / trenches, 80 mm bore Galvanised iron tubing, light grade, as cable protection, including necessary clamps, etc., complete all as specified and as directed.

Spply, install lead cadmium battery dry type, 2.1 v, DC power bank, suitable for power bank assembly of VCBs inlcuding taking down old unserviceable from battery power bak, compelte all as specified and as directed. Make : EXIDE/AMCO/SF.

Earthing complete with galvanised steel earth plate electrode 60 cm x 60 cm x 6.3 mm thick burried directly in ground (earth pit not less than 2.25 m deep belopw ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to galvanised earth strip of 25 x 4 mm by means of bolts, nuts and washers of galvanised iron or steel all as shown in elecrtical plate 3, connected to earthing test point including excavation earth work PCC chamber RCC over 50mm thick with 8 mm dia bars @ 100 c/c on both ways, 40 mm dia GI light grade protection pipe, funnel, excavation, earth work, disposal of surplus soil to a distance not exceeding 50 m and earth wire and protection pipe of GI 15 mm bore light grade upto 7.5 metre including testing on completion all as specified and directed.

Material and labour, Galvanised earth strip of size 25 x 4 mm earth continuity or main earthing lead fixed to Wall/ trenches /ducts through Galvanised iron pipe including necessary clamps, nuts, bolts, etc., and conecting up complete all as specified and as directed.

Supply and fix in repairs, CT ratio coil 600/5 Amps of 230 volt (Set of 3) complete all as specified and as directed.

Supply and fix in repairs, CT ratio coil 400/5 Amps of 230 volt (Set of 3) complete all as specified and as directed.

Supply and fix in repairs, Neon indicator lamps RYB 3 phase (set of 03) complete all as specified and as directed.

Calibration of IDMTL relays comprising to over current and earth fault at HT systems through primary and secondary injection method and testing complete of control relays panels installed with HT OCB/VCB's panels and all as directed

Repairing of potential transformer (PT) 11 KV/110 V withdrawable type with automatic shutters by disconnecting PT from main power supply of OCB/VCB panel, separating fixed and moving chambers opening of covers, cleaning, meggering the windings etc & commmissioning after replacement of following unserviceable spare parts complete all as specified and as directed. NOTE :- i) Spare parts, Components will be measured and paid separately as Supply only under relevant items of this schedule'. ii) Components / accessories to be replaced shall be inspected and approved by Engineer-in-Charge, iii) Replacement of screws, nuts, bolts and consumables shall be deemed to be included in the rate quoted and no extra payment shall be aloowed. iv) All the retrieved items will be offered under Schedule of Credit, and in case items not included in Schedule of Credit, the same shall be returned to AGE E/M Storeyard.

Supply only fixed Contacts of VCBs, all as specified and as directed.

Supply only moving contacts of VCBs all as specified and as directed.

Supply and fix, Transformer (160 KVA to 1000 KVA), breather assembly with silica gel filled including removing the unserviceable breather unit of 1000 gm capacity complete all as specified and as directed.

Supply only ISI Marked transformer oil in sealed drum and topping up of transformer oil in transformers and HT OCB's after filtration with 50 to 60 KV/min of die-electric strength of oil by high vacuum oil filtration plant complete all as specified and as directed.

Disconnecting the HT power transformer of any capacity from main power supply and carrying out oil filtration through high vacuum oil filtration plant, extracting the moisture content, dust, sludge and carbon deposits from oil and bringing to 40 KV/min die electric strength through 2.5 mm gap of testing electrode including carrying out acidity and di-electric strength test before and after oil filtration and submission of test certificate complete all as specified and as directed.

Supply and fix, HT brass spindles with porcelain bush of power distribution transformer of capacity 315 KVA to 500 KVA including taking out unserviceable spindle complete all as specified and as directed.

Supply and fill dehydrating breather with first fill dehydrating agent (silica gel) supply and fix Dehydrating agent (silica gel) of power distribution transformers including taking out unserviceable Silica gel complete all as specified and as directed.

Detection /localisation of fault in HT 11 KV UG cable of any size and length, by means of cable fault locator including pinpointing the exact location of fault ,retrieving the exposing damaged portion carefully for further inspection and repairs complete all as specified and as directed . NOTES :- (i) Charges for cable fault equipment carried out by BESCOM/ other agencies are deemed to be included in the item rate quoted (ii) Contractor on demand by the department has to arrange the above equipment without any delay failing which necessary penalty will be levied by the department.

Supply and fix, ajustable type, MCCB, 4 pole, 415 volts, 400 amps, 35/36 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type, MCCB, 4 pole, 415 volts, 315 amps, 35/36 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type MCCB, 4 pole, 415 volts, 250 amps, 35/36 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type, MCCB, 4 pole, 415 volts, 200 amps, 35/36 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type, MCCB, 3 pole, 415 volts, 100 amps, 16 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type, MCCB, 4 pole, 415 volts, 100 amps, 16 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type, MCCB, 4 pole, 415 volts, 63 amps, 16 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Supply and fix, adjustable type, MCCB, 4 pole, 415 volts, 32 amps, 16 kA breaking capacity including taking out old unserviceable MCCB complete all as specified and as directed.

Servicing and repairing of LT Air Circuit Breaker by drawing out ACB mechanically from cabinet, cleaning entire parts, greasing, oiling, tightening of nuts/bolts and replacing unserviceable spare parts and reassembling the same, complete all as specified and as directed. Note : Spare parts to be replaced will be measured and paid for separately as supply only under respective items of this schedule.

Cleaning the surfaces of transformer, LT panels, preparing and applying one coat of smoke grey synthetic enamel paint, over 10 cm width or girth, not otherwise specified, complete all as specified and as directed.

Disconnecting the HT Vaccum circuit breaker (VCB) of any capacity and take from main power supply, carrying out servicing of HT VCB's 400/630 Amps capacity by drawing out the VCB trolley from the HT panel, opening the top cover of oil tank, drain out the oil in moisture proof drum, cleaning of entire parts of switch gear such as fixed and breaking mechanism with emery paper, cotton waste etc., checking for proper alignment for smooth movement of fixed and moving contacts after applying petroleum jelly, tightening of screw, bolts, nuts etc, filling of the tank with oil after filtration and checking of all internal wiring, re-assembling the VCB in position, connecting VCB with main power supply and testing to the satisfaction of Engineer-in-charge. Note:-Shut down available on user permissions.

Supply only under voltage release coil 230 V, 50 Hz, suitable for LT ACB.

Supply only shunt release coil 230 V, 50 Hz, suitable for LT ACB..

Supply only Closing coil 230 V, 50 Hz, suitable for LT ACB.

Material and labour for PVC sheathed, 1100 v grade, copper bunched conductor cable of 2 core 1.5 sq mm, drawn through and including PVC rigid conduit, medium grade, 19/20 mm dia with conduit accessories and fixed on wall surfaces complete all as specified and as directed. Note : PVC conduit along with cable will be measured as one unit.

Supply, install, test and commissioning of conventional hooter, wall mounted, 80 db at 1 m disance, operative on 240 v, DC supply, piezo electric type, operating current, 40 mA, complete all as specified and as directed. Make : System Sensor / Ravel / Dixi.

Supply, install, test and commissioning of 12v, 7 AH battery, complete all as specified and as directed.

Supply and installing single loop card that can support around 159 detector and 159 devices all as per Cat No . SLC of Notifier make or it's techno commercially equivalent model in other makes complete all as specified and as directed.

Supply only conventional smoke detector along with base, low profile design, low current draw, wide operating voltage 8 to 30 V, DC supply, bi-colour LED detector, status indicator, tested and approved to EN54 specifications complete all as per System Sensor Cat Part No 2315-E or its techno commercial equivalent of approved makes specified here-in-after.

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