COMPREHENSIVE MAINTENANCE OF E/M INFRASTRUCTURE AND

Amount

Excavation in trenches in soft/loose, n.exc. 1.5M wide and n.exc. 1.5M deep and getting out complete, all as specified & directed .

Returning filling in including spreading, leveling and well ramming in layers n.exc. 25cm thick complete all as specified & directed.

Removal of surplus excavated material to a distance n.exc. 50 Mtr and depositing where directed at a level n.exc. 1.5 Mtr above starting point complete all as specified & directed

Supply and laying brick protection with sub class 'B' bricks (Old Size) laid flat in trenches as cable covers protection to cable all as specified and directed

M&L for sand cushioning to underground cable provided with layers of sand as specified in SSR Part -I complete all as specified and directed. Note:- Sand cushioning shall be measured and paid after punning.

Supply and lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, elect power cable (heavy duty) 1100 volt grade with stranded aluminium conductor including taking down old U/s cable,brick complete all as specified and directed. of following size:- Note : Excavation, earth work, sand cushuning,brick and pipe shall be measured and paid separetely under respective item of the schedule.

(a) 16sqmm 4 core.

(b) 120 sqmm 3.5core.

(c) 95 sqmm 3.5 core.

(d) 35 sqmm 3.5 core.

(e) 50 sqmm 3.5 core.

(f) 300 sqmm 3.5 core.

(g) 25 sqmm 3.5 core.

Supply, jointing and testing cable jointing kit for 1100 volt grade cable for Indoor/out door termination heat shrink type complete with jointing material & accessories for following size XLPE insulated armoured aluminium cable:- Make :- 3M / Denson / Raychem / M Seal.

70 sqmm, 3.5 core/4 core to 150 sqmm, 3.5 core/4 core.

25 Sqmm 3.5 core/4 core to 50 Sqmm 3.5 core

185 Sqmm 3.5 core/4 core to 300 Sqmm 3.5 core

Supply, jointing and testing cable jointing kit for 1100 volt grade cable for Straight Through heat shrink type complete with jointing material & accessories for following size XLPE insulated armoured aluminium cable:- Make :- 3M / Denson / Raychem / M Seal.

(a) 70 sqmm, 3.5 core/4 core to 150 sqmm, 3.5 core/4 core.

(b) 25 Sqmm 3.5 core/4 core to 50 Sqmm 3.5 core

(c) 185 Sqmm 3.5 core/4 core to 300 Sqmm 3.5 core

Boring of holes (manually) under road , hard standing without damaging the surface for 80 mm bore GI Pipe. NOTE:- (i) Depth of hole shall be 1 Metre below the top surface of Road / hard standing. (ii) Pipe shall be measured and paid seperately under respective item of the schedule.

Supply and laying in replacement GI pipe “Light Grade” in trenches, under floors, roads, along poles for protection of cables, including sealing ends all as specified & directed as specified & directed of size :- (Clamps to be measured and paid under appropriate item)

(a) 50MM BORE

(b) 80 MM BORE

M&L for earthing complete with galvanized steel earth plate 600x600x6 mm thick, buried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 meters below normal ground level, connected to galvanised iron strip 32x6 mm as earthing lead by means of bolts, nuts, check-nuts, and washers of galvanised iron or steel besides welding at all joints as shown in drawings and including excavation and earth work, GI pipe light grade 40 mm bore for protection of GI strip from earth electrode to and including the earth test point of galvanised Iron/steel of size 75mm x75mm x 25mm, supplying and laying charcoal stone aggregate) chamber and mild steel angle iron frame 40x40x3mm and RCC cover 40 mm thick (1:2:4) type B1 using 20 mm graded crushed stone aggregate reinforced with 8 mm dia TMT bars @ 75mm C/C both ways with mild steel handle 12 mm dia, PGI funnel with wire mesh, 20 mm dia GI pipe light grade for watering all as shown in drawing SSR part 1 plate no. 3

Supply & fixing in replacement of MCCB 400 Amps, 4 pole, breaking capacity 50 KA at 415 volts , 50 HZ, thermal & megnatic adjustable type.

Supply & fixing in replacement of MCCB 250 Amps, 4 pole,breaking capacity 36 KA thermal & megnatic adjustable type, 415 volts , 50 Hz.

Supply & fixing in replacement of MCCB 200 Amps, 4 pole, breaking capacity 36 KA at 415 volts , 50 HZ, thermal & megnatic adjustable type

Supply & fixing in replacement of MCCB 160 Amps, 4 pole, breaking capacity 25 KA at 415 volts , 50 HZ, thermal & megnatic adjustable type. make Siemens/Hager/Schneider/Legrand

S&F MCB TPN ,415 Volts ,32 Amps, 'c' series, 10KA.

S&F MCB TPN ,415 Volts ,63 Amps, 'c' Series, 10KA.

S&F MCB SPN, 240 Volts, 5 to 32, Amps 'c' series,10KA.

S&F in replacement PVC insulated sheathed Aluminium 6 Sqmm twin core cable, 1100 volts grade from junction box to street light fittings including connections complete.

S&F in replacement PVC insulated sheathed, Aluminium 4 Sqmm twin core cable, 1100 volts grade from junction box to street light fittings including connections complete.

S&F in replacement PVC insulated sheathed Aluminium 10Sqmm twin core cable, 1100 volts grade from junction box to street light fittings including connections complete.

M&L for cutting and trimming tree branches along LT over head lines, arranging electrical shutdown , including taking all precautions while working on lines as per IEE rules.Note:-The distance between two poles consider min 30 meter shall be measured as Each span.

S&F in replacement new Aluminium tube lugs after cutting the damaged portion of the cables checking the electrical connections for any loose contacts after crimping of lugs all as diected by Engnr-in-Charge for following size of cables :- Note :Cost of lugs, insulation tape and connected T&P shall be included in quoted unit rate.

4 Sqmm to 16 Sqmm

25 Sqmm to 50 Sqmm

70 Sqmm to 95 Sqmm

120 Sqmm to 150 Sqmm

185 Sqmm to 240 Sqmm

Locating of fault in HT Cable 185 Sqmm & 240 Sqmm 3 core by hireing of fault locating machine for finding the fault of defective 11 KV HT cable at different locations complete all as specified and directed.

M&L for disconnecting all incoming and outgoing cables from LT Panels and refreshing all connections by replacement of carbonised lugs including taking out sand from the trenches and refilling fresh sand for cushioning of the cables and reconnecting the cables to the busbars with new GI Nut bolts after wrapping the busbars with PVC tape as per standard colour code checking all thimbles,working of contactors MCCBs ,indicators ,wiring kit all as directed and reassembling and testing for smooth functioning of Relays timers ,and electronic parts complete.NOTE: (i) Cost of lugs,glands,PVC tape and GI nut bolts deemed to be included in the quoted unit rates.

M&L for Attending and rectifying any type of external electrical complaints by electrician and helper, disconnection of jumpers, blowing off fuse, breaking of conductor or any other type of fault (HT and LT) in North camp, Tech area , south camp , Happy Home ,71 RMU ,820 SU, PJ Enclave, Begum Bazar , 14 P&SU and other area as directed by engr-in-Charge. Note :-1. The contractor will be responsible for safety, security and upkeep of installation and manpower deployed as per MES standard of installation. 2. All Tools and plants like Plier, Screw driver, tester, test lamps, Multi meter, Bamboo Ladder etc for rectifying the fault occuring in 11 KV/430V/230 V VCBs, 11 KV GODs/DO fuses at Two/four Pole structure and LT Connection from Pole to main DB will be provided by the contractor. 3. All type of minor Part ie rewirable fuse / DO fuse etc shall deemed to be included in quoted rate.4. Each job contains minimum five complaints.

M&L for disconnecting all incoming and outgoing cables from APFC Panels and refreshing all connections by replacement of carbonised lugs including taking out burnt out parts from APFC panels working of contactors MCCBs ,indicators ,wiring kit, capacitor banks all as directed and reassembling and testing for smooth functioning of Relays timers ,and electronic parts complete.NOTE: (i) Cost of lugs,glands,PVC tape and GI nut bolts deemed to be included in the quoted unit rates.

Supply & fixing in replacement of capacitor bank cylender type following size.

(a) 20 to 50 KVAR

(b) 20 to 25 KVAR

(c) 5 to 15 KVAR

Supply & fixing in replacement of contactor any type following size.

Supply & fixing in replacement of DIN type HN Fuse link following size.

(a) 100 to 125 Amp

(b) 160 to 200 Amp

( c) 250 to 315 Amp

(d) 400 to 630 Amp

Note :- Credit shown in credit schedule of tender document shall be considered by the tenderer while quoting the rates of various items. The same shall be recovered from various payment to contractor before handing over old material.

M/S vibhuti enterprises

M/S A M ENTERPRISES

R.K.ASSOCIATES