MAINTENANCE AND REPAIRS TO LT UG NETWORK AND REPAIR / REPLACEMENT OF LT BUSBAR PANELS UNDER GE (AF) BIDAR

Amount

Isolate/de-energize the supply to LT Panel Board of capacity ranging from 200 Amps to 2000 Amps and voltage 415 Volts/230 Volts, opening doors/covers of cubicle enclosure carrying out necessary/ required servicing/maintenance/repairs for efficient functioning of the Panel Board, switch gear, metering etc and re-fixing the same after repairs including testing and commissioning of the panel board including carrying out following:- a) Cleaning inside switch gear chambers, removing dust, carbon and rusted surfaces cleaning with blower and applying insulating varnish. b) Checking condition of DMC/SMC support insulators cleaning and applying Dr beck red for better IR values and replacement of insulators if required. c) Tightening of all bus bar connections, cable connections, replace bolt, nuts wherever required. d) Repair/welding rates shall also to be incl in the loosen compartments to close properly. e) Minor Repairs / welding wherever required shall be done to ensue proper opening and closing of compartment / Panel board. Cost of welding shall be included in quoted rate of this item. Note : Contractor has to inspect site before quoting. Any modifications/frame work required shall and deemed to be included in the quoted rates. Spares will be measured and paid under relevant items of schedule separately.

Disconnecting LT supply, opening cable box chamber from outdoor/indoor LT panel of any size not less than 1 x1 mtr (LxW), removing burnt out lugs from LT switch gears/MCCB/MCB of any capacity and size (incoming/outgoing switch gears upto 08 Nos), cleaning of bus bar, terminals with CTC solutions, insulating the bus bar by tapping color codes and making connections complete with necessary nut, bolt, washers, timbles and links of existing size, refixing all switchgears after repair/maint/servicing and welding the hinges/doors complete all as specified and directed.

M&L for removal of faulty cable from both ends of LT termination from transformer after meggaring and identifying the fault location by cable fault indicator or by any means deemed fit with necessary earth work and jointing the cable to serviceable condition complete all as specified and directed by Engr-InCharge. Note: i) Earth work for removing cable. laying and necessary joint material measured and paid separately under relevant items of the schedule. ii) Skilled operator/instruments involved for positioning the cable fault location shall deemed to be included in the rates quoted.

Cleaning & Levelling LT panel surrounded area (up to 2 m beyond panel face), carrying out repair works to shutters ie., welding / jointing of hinges, making good the compartments, applying one coat of synthetic enamel paint on external surfaces of panel, complete all as specified and as directed.

S&F Indicating lamp 240 volts LED type complete all as specified and as directed by Engr-in-Charge.

Material and labour for disconnecting faulty/burnt end portion of cable by removing the cable from loop including necessary excavation & earth work, relaying and reconnecting the cable by removing faulty/burnt portion of incoming and out going cables at panel boards and preparing fresh terminals with suitable size of thimbles, lugs and glands or gland plates as suitable of any size and number of cables incoming out going to panel board. Note : New cable will be measured and paid for separately.

Supply and laying XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 10 sq. mm 2 core and including provision of gland plates, gland and aluminium lugs to both ends of cable connections complete all as specified

All as per Serial item No 10 here-in-above, but the size cross-sectional area 16 sq. mm 2 core

All as per Serial item No 10 here-in-above, but cable of cross sectional area of size 25 sqmm 2 core

Supply and laying XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade cable cross-sectional area 6 sq. mm 4 core and including provision aluminium lugs to both ends for cable connections and taking down old US cable, complete all as specified

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size10 sqmm 4 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 16 sqmm 4 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 25 sqmm 4 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 35 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 50 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 70 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 95 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size size 120 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 150 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 185 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 240 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 300 sqmm 3.5 core

All as per Serial item No 13 here-in-above, but cable of cross sectional area of size 400 sqmm 3.5 core

Excavation in trenches not exceeding 1.5 mtr depth width and not exceeding 1.5m depth for laying under ground cable in loose/soft soil complete all as specified and as directed.

Material and labour cable cushioning shall be using riddled earth by sieving excavated soil as per IS-1255-1983 as in cable cushioning punned depth upto 18 cm thick complete all as specified and directed. Note: Filling beyond cable cushioning will be measured under return filling in item catered separately.

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

Removal of surplus soil obtained from excavated material not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and directed.

M&L for cutting up to 45 cm width and depth of the road/hard standing and making good disturbed surfaces including filling with PCC type C2 (1:3:6) using 40mm graded stone aggregate for the fixing the pipe/laying cables complete all as directed by the Engineer-in-Charge.

Disconnection and removing the u/s PCC cable covers and Supply and laying unreinforced pre cast concrete cable cover class LV, Type I, flat, size 250mm x 150mm x 40mm for cable protection, made out of M-20 grade concrete, etc complete.

Relaying old serviceable unreinforced pre cast concrete cable cover class LV, Type I, flat, size 250mm x 150mm x 40mm for cable protection complete. Note : Serviceable cable covers obtained / retrieved while taking out cables shall be reused under this item.

Supply and fix in repairs GI Steel tubing light grade of 40mm dia along with fittings in trenches/wall for cable protection complete all as specified and directed.

All as per Serial item No 13 here-in-above, but of Size 50mm dia/ bore.

All as per Serial item No 13 here-in-above, but of Size 80mm dia/ bore.

M & L for preparation of old painted surfaces of LT panel size (1.0m,x1.0m to 2.0x1.5m of any width) and applying spray painting with two coats of synthetic enamel paint for outdoor/indoor panel board, outer & inner side and scraping out the old paint surfaces of existing panel boards complete all as directed by Engineer-in-charge including white wash to panel foundation/PCC base complete all as specified and directed.

Taking down carefully existing out door/indoor type Old PCC floor mounted LT panel board of size (1.0m,x1.0m to 2.0x1.5m of any width) after disconnecting all type of incoming and out going cables, removing carefully switch gears and measuring instruments for reuse/refixing of serviceable items and repair/maint and servicing the existing panel by replacing hinges, switch gear compartments with rubber sheal, locks, nuts,bolts and washers and provn of danger notice boards, insulation sleeves with colour coading and painted with two coats powder coating primer and also reconnecting all cables in same position with suitable aluminium lugs, nut bolts and washers. Refixing serviceable switchgears obtained from the panel. Note: Supply only new switchgears shall be measured and paid separately under relevant items of this schedule.

Taking out faulty underground 1100 volt grade LT cable of size upto 300 sqmm 3.5 core/4 core after excavation, and removing bricks/covers of any size and relaying serviceable cable in the same trenches or rerouting after rectification of fault or replacing faulty portion of cable with new cable and removing of surplus soil and using new covers as required complete all as specified and directed. Note: i) New LT cable required to replace fault portion, joints, cable protection shall be measured and paid separately under respective items of the schedule. 2. Retrieved old serviceable bricks/PCC cover will be laid in trenches for cable protection. if extra bricks and sand required at site shall be measured and paid separately under respective items of the schedule. 3. Earth work and excavation will be measured and paid separately under respective items of the schedule.

Supply and fix in repairs, Straight through jointing kit 1100 Volt complete with jointing material and accessories suitable for 6 to 25 Sqmm 2 Core complete all as specified and as directed.

Supply and fix in repairs, Straight through jointing kit 1100 Volt complete with jointing material and accessories suitable for 10 to 50 Sqmm 3.5 Core complete all as specified and as directed.

Supply and fix in repairs, Straight through jointing kit 1100 Volt complete with jointing material and accessories suitable for 70 to 150 Sqmm 3.5 Core complete all as specified and as directed.

Supply and fix in repairs, Straight through jointing kit 1100 Volt complete with jointing material and accessories suitable for 185 to 400 Sqmm 3.5 Core complete all as specified and as directed.

S&F cable end jointing kit for LT, 1100 Volt (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3.5/4 core XLPE armoured aluminium conductor cable of size 16 to 50 sqmm with provision of lugs/thimbles/aluminium jumpers for OH/UG connection complete all as specified and as directed.

All as per Serial Item No 44 here-in-above, but joint suitable for cable of size 70 sqmm to 95 sqmm

All as per Serial Item No 44 here-in-above, but joint suitable for cable of size 120 sqmm to 150 sqmm

All as per Serial Item No 44 here-in-above, but joint suitable for cable of size 185 sqmm to 240 sqmm

All as per Serial Item No 44 here-in-above, but joint suitable for cable of size 300 to 400 sqmm

S&F 1.5 sqmm 3 core, 1100 volt grade heavy duty cable, PVC insulated copper multistranded conductor, served with inner sheathing of PVC tape and overall PVC sheathed for making connection of street light from FRP junction box/OH line to street lights complete all as specified and directed

Supply and laying or fixing or passing through pipe, 1100 volts grade aluminium heavy duty conductor cable of size 2 core 10 sqmm nominal cross sectionas in service connections complete all as specified and directed by Engr-In-charge.

All as per Serial Item No 50 here-in-before, but cableof size, 2 core 6 sqmm complete all as specified and directed.

Supply and fixing MCCB, 4 Pole, 350 Amps ,415 Volts with breaking capacity of 25 kA including taking down old unserviceable one and making necessary connections and making provisions for fixing in exsiting panel compartments with necessary links, lugs of suitable size and cleaning the terminals with CTC solutions complete all as specified and directed.

All as per Ser Item No 52, here-in-above, but of 250 Amps with breaking capacity 25 KA.

All as per Ser Item No 52, here-in-above, but of 200 Amps with breaking capacity 25 KA.

All as per Ser Item No 52, here-in-above, but of 125 Amps with breaking capacity 25 KA.

All as per Ser Item No 52, here-in-above, but of 630 Amps with breaking capacity 36 KA.

All as per Ser Item No 52, here-in-above, but of 400 Amps with breaking capacity 36 KA.

All as per Ser Item No 52, here-in-above, but of 500 Amps with breaking capacity 36 KA.

Supply and fixing OFF load changeover switch 4 pole in sheet steel enclosure panel of 160 amps side operated complete all as specified and directed

All as per Ser Item No 59 here-in-above, but of 250 Amps rating

All as per Ser Item No 59 here-in-above, but of 200 Amps rating

All as per Ser Item No 59 here-in-above, but of 400 Amps rating

Supply and fixing on load change over switch 4 pole in sheet steel enclosure panel of 160 amps front operated complete all as specified and directed.

All as per Ser Item No 63 here-in-above, but of 250 Amps rating

All as per Ser Item No 63 here-in-above, but of 200 Amps rating

All as per Ser Item No 63 here-in-above, but of 400 Amps rating

Replacement of broken earth pit chamber and constructing new earth pit chamber and PCC chamber cover complete all as specified and as directed.

Siddique constructions (BID ID -3494459)

Mavee Syndicate (BID ID -3484134)