REPAIR/MAINT OF EXTERNAL ELECTRIC SUPPLY WITH CONNECTED WORKS AT MES IB, AOI, COMD OFFICER MESS UNDER GE (FW) KOLKATA

Amount

Taking down unserviceable LT cable for repair/ replacement etc (from cable duct/underground trench / pole), stacking properly (cable, pipe and bricks) complete all as directed by the Engr-in-Charge of the following cross - sections :- (Note :- Earth work to be measured and paid separately.

10 Sqmm to 16 Sqmm, 2/3.5/4 core

25 Sqmm to 50 Sqmm, 3.5 core

70 Sqmm to 120 Sqmm, 3.5 core

150 Sqmm to 185 Sqmm, 3.5 core

240 Sqmm 4 core to 400 Sqmm, 4 Core

Excavation in trenches not exc 1.5 metre width and not exceeding 1.5 metre in depth in soft/loose soil and getting complete all as specified and as directed.

Excavation of trench in road/hardstanding etc, not exc 1.50 m wide and not exc 1.50 m deep and getting out complete all as specified and directed.

Returning, filling in including spreading levelling watering and well ramming in layers n.exc 25 thick for soft/loose soil complete all as specified and as directed.

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

M&L for PCC (1:2:4) type B-1 using 20 mm graded crushed stone aggregate as in coping of poles / pipes / strip alignment etc using necessary formwork and finishing the exposed surfaces even and smooth without using extra cement, as directed by the Engineer-in-Charge.

M&L for PCC (1:2:4) type B-2 using 40 mm graded crushed stone aggregate as in plinth course, strIng course incl formwork etc complete all as specified and directed by the Engineer-in-Charge.

Supply and laying double wall corrugated HDPE pipe, 120 mm outer dia, confirming to IS-16205 (Part 24) with couplers, end caps & bends as required, laid in trenches for cable protection complete all as specified and directed. (Note :- Earth work to be measured and paid separately.

Supply and laying double wall corrugated HDPE pipe, 90 mm outer dia, confirming to IS-16205 (Part 24) with couplers, end caps & bends as required, laid in trenches for cable protection complete all as specified and directed. (Note :- Earth work to be measured and paid separately.

Relaying of XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable 1100 Volts grade with stranded aluminium conductor cable, laid in trench or fixed to wall / passing through pipe/ pole. (retrieved against item No 1 above) after fault rectification incl necessary aluminium thimbles, jointing and testing complete all as directed by the Engr-in-Charge of the following sizes :- (Note :- Necessary earth work to be measured and paid separately.

10 sqmm to 16 Sqmm, 2/3.5/4 Core

25 Sqmm to 50 Sqmm, 3.5 core

70 Sqmm to 120 Sqmm, 3.5 core

150 Sqmm to 185 Sqmm, 3.5 core

240 Sqmm to 400 Sqmm, 3.5 core

Supply, Laying and testing XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable 1100 Volts grade with stranded aluminium conductor cable, laid in trench or fixed to wall/passing through pipe/pole incl necessary aluminium thimbles, jointing and testing complete of the following sizes and cross sectional area :- (Note :- Necessary earth work to be measured and paid separately.

25 Sqmm, 3.5 core

50 Sqmm, 3.5 core

95 Sqmm, 3.5 core

150 Sqmm, 3.5 core

185 Sqmm, 3.5 core

240 Sqmm, 3.5 core

S&F heat shrinkable straight through Joints using suitable jointing Kit suitable for 1100 volts grade XLPE insulated stranded aluminium conductor cable including testing on completion complete all as specified and directed by the Engr-in-Charge for the following size of cables :-

25 sqmm to 50 sqmm, 3.5/4 core

70 sqmm to 150 sqmm, 3.5 core

185 sqmm to 240 sqmm, 3.5 core

300 sqmm to 400 sqmm, 3.5 core

S&F in repair MCCB, 4 pole, 50 kA, with thermal magnetic release, 500 Amps, Ics=100% of Icu, 415 Volts AC with all accessories & copper spreader complete all as specified and directed. (Make: L&T, Cat No: CM94104OOS1OG / LEGRAND, Cat No: 6676 64 / SCHNEIDER, Cat No: 500A / ABB, Cat No: 1SDA054489R1 / C&S Cat No.CS630NFMU*4P or equivalent model in HAGER/SIEMENS)

S&F in repair MCCB, 4 pole, 36 kA, with thermal magnetic release, 320 Amps, Ics=100% of Icu, 415 Volts AC with all accessories & copper spreader complete all as specified and directed. (Make: L&T, Cat No: CM98403OOQOOG / LEGRAND, Cat No: 6676 54 /HAGER, Cat No:HNJ321DR /SCHNEIDER, Cat No: LV540308 / ABB, Cat No: 1SDA116377R1 / C&S Cat No. CSE3N400ATM4P-* or equivalent model in SIEMENS)

S&F in repair MCCB, 4 pole, 36 kA, with thermal magnetic release, 250 Amps, Ics=100% of Icu, 415 Volts AC with all accessories & copper spreader complete all as specified and directed. (Make: L&T, Cat No: CM92109OOP1OG / LEGRAND, Cat No: 6690 72 /HAGER, Cat No:HNT251DR /SCHNEIDER, Cat No: LV525343 / ABB, Cat No: 1SDA116346R1/C&S Cat No.CSE2SX250ATM4P-* or equivalent model in SIEMENS)

S&F cable route indicator (blue in colour) for LT UG cable of 1100 volts, with embossed letters, min 80 mm dia, made from 5 mm thick cast iron plate 80 mm dia, bolted with 40 x 40 x 6 m angle iron of height 0.60 mtr above GL, embedded in PCC (1:3:6) type C2 (using 40 mm graded aggregate) of size 200 x 200 x 200 mm block, including taking down old unserviceable one, complete all as specified and directed. (NOTE: Cost of PCC is deemed to be included in quoted rate)

M&L for earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6.0 mm thick buried directly in ground vertically to a depth not less than 2.25 meter deep below ground level with top edge earth plate at a depth not less than 1.5M below normal ground level connected to galvanized iron strip 25 X 4 mm (upto 7.5 metres) by means of bolts, nuts check nuts and washers of galvanized steel and connected to main switch board or main control board as directed and including provision of concrete pit in PCC (1:3:6) type C1, pre-cast RCC (1:2:4) type B1 cover slab 45 cm x 45 cm x 5 cm reinforced with 8 mm dia. TMT bars @ 150 mm centre to centre both ways, with one handle for lifting made out of 8 mm dia MS bar, provision of funnel, wire mesh, 20 mm bore galvanized steel tubing (Medium grade) for watering, charcoal or coke and salt in alternate layers, 40 mm bore galvanized steel tubing medium grade for protection of earth lead connection, necessary excavation and earth work in any type of soil and including necessary testing and dismantling of existing unsv earthing complete all as shown in Figure 15A of IS 3043 :1987, complete all as specified and directed.

S&F in repair black coloured decorative post top luminaire, cast iron body, with clear/frosted diffuser fixed on and including 4' height decorative cast iron pole with base including 01 No. LED lamp, 12 Watt, B-22 Base, cool day light, duly fixed on PCC base with suitable size nuts & bolts and necessary elctrical connection complete all as speciified and directed. (NOTE: PCC for base and wire for connection of luminaire shall be measured and paid seperately

Taking out unserviceable LT panel board/Feeder Pillar (of any size) and Supply, install, commissioning and testing of outdoor type LT panel board, cubical type, sloping canopy top roof, dust and vermin proof, made out of 3.15 mm thick CRCA sheet of size 1300 mm x 1300 mm x 500 mm, fabricated in CPRI approved factory with front and back openable door (with locking arrangement) and making compartment for each ACB/MCCB/change over switch separately, duly powder coated over coat of red oxide zinc chrome primer inclusive of four numbers aluminium bus bar of 800 Amps capacity (of adequate length), for three phase and neutral system, fixed over and including 4 nos insulators, pre-wired with PVC insulated stranded copper conductor (of adequate size), all incoming / outgoing connection to be made with copper lugs and copper strips, with provision of cable entry and exit at mid portion of the panel board (with cable gland),and two numbers Danger Notice Plate (of size 20 cm x 15 cm, suitable for LT line, made out of 0.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour, fixed with MS angle iron 50x50x6 mm legs not more than 450mm long including grouting with PCC 1:2:4 type B1 complete all as directed by the Engr-in-Charge including S&F of the following accessories :-

On Load Change Over Switch 400 Amps, 4 Pole, Manual Type, open execution, 415V, 3 phase - 01 No (Make: L&T, Cat No: CO44000OOOO / HAGER, Cat No: HI456I / ABB, Cat No: 1SYN022771R8680 / C&S Cat No. CSCS400DM4CO or equivalent item in LEGRAND / SCHNEIDER)

MCCB, 4 pole, 36 KA, thermal magnetic release, 400 Amps, Ics=100% of Icu, 415 Volts AC - 02 Nos (Make: L&T, Cat No: CM98403OOROOG / HAGER, Cat No: HNJ401DR / SCHNEIDER, Cat No: LV540309/ LEGRAND, Cat No: 6676 55 /ABB, Cat No: 1SDA116378R1 / C&S Cat No.CSE3N400ATM4P-*)

MCCB, 4 pole, 36 KA, thermal magnetic release, 320 Amps, Ics=100% of Icu, 415 Volts AC - 01 Nos (Make: L&T, Cat No: CM98403OOQOOG / HAGER, Cat No: HNJ321DR / SCHNEIDER, Cat No: LV540308/ LEGRAND, Cat No: 6676 54/ ABB, Cat No: 1SDA116377R1 / C&S Cat No. CSE3N400ATM4P-*)

MCCB, 4 pole, 25 KA, thermal magnetic release, 100 Amps, Ics=100% of Icu, 415 Volts AC - 02 Nos (Make: L&T, Cat No: CM91712OOKOOG / HAGER, Cat No: HHS101DR / SCHNEIDER, Cat No: LV510317 / LEGRAND, Cat No: 4200 55 / ABB, Cat No: 1SDA116246R1 / C&S Cat No.CSE1M125ATM4P-*)

MCB, 10 kA, 'C' Curve, SP, 06-32 Amps - 03 Nos

MCB, 10 kA, 'C' Curve, SPN, 63 Amps - 02 Nos

CT's ratio 400/5A - 01 Set (Set of 03)

LED indicating Lamp with holder for main supply & standby supply indicating RYB (Set of three) - 01 Set

Note:-(i) All incoming and out going cables, duly thimble along with suitable size of brass cable glands, to be connected to accessories. (ii) All ACB, MCCB & Changeover to be connected internally with suitable size of aluminium strip. (iii) All requisite accessories including spreader terminals shall be provided alongwith MCCBs and cost of the same shall be deemed to be inclusive in the quoted rates.

Taking out unserviceable LT panel board (of any size) and Supply, install, commissioning and testing of outdoor type LT panel board, cubical type, sloping canopy top roof, dust and vermin proof, made out of 3.15 mm thick CRCA sheet of size 1500 mm x 1500 mm x 600 mm, fabricated in CPRI approved factory with front and back openable door (with locking arrangement) and making compartment for each ACB/MCCB/change over switch separately, duly powder coated over a coat of red oxide zinc chrome primer inclusive of four numbers aluminium bus bar of 600 Amps capacity (of adequate length), for three phase and neutral system, fixed over and including 4 nos insulators, pre-wired with PVC insulated stranded copper conductor (of adequate size), all incoming / outgoing connection to be made with copper lugs and copper strips, with provision of cable entry and exit at mid portion of the panel board (with cable gland),and two numbers Danger Notice Plate (of size 20 cm x 15 cm, suitable for LT line, made out of 0.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour, fixed with MS angle iron of size 50x50x6 mm complete with legs not more than 450mm long including grouting with PCC 1:2:4 type B1 complete all as directed by the Engr-in-Charge including supply and fixing of the following accessories :-

On Load Change Over Switch 315 Amps, 4 Pole, Manual Type, open execution, 415V, 3 phase - 01 No (Make: L&T, Cat No: CO33150OOOO / HAGER, Cat No: HI456I / ABB, Cat No: 1SYN022775R7150 / C&S Cat No. CSCS315DM4CO or equivalent item in LEGRAND / SCHNEIDER)

MCCB, 4 pole, 50 KA, thermal magnetic release, 320 Amps, Ics=100% of Icu, 415 Volts AC - 02 Nos (Make: L&T, Cat No: CM94103OOQ1OG / HAGER, Cat No: HMJ321DR / SCHNEIDER, Cat No: LV540318/ LEGRAND, Cat No: 6676 62/ ABB, Cat No: 1SDA116386R1 / C&S Cat No.CSE3N400ATM4P-*)

MCCB, 4 pole, 36 KA, thermal magnetic release, 160 Amps, Ics=100% of Icu, 415 Volts AC - 03 Nos (Make: L&T, Cat No: CM92108OOM1OG / LEGRAND, Cat No:6690 70 /HAGER, Cat No:HNS161DR /SCHNEIDER, Cat No: LV426319 / ABB, Cat No: 1SDA116274R1 / C&S Cat No. CSE2NN250ATM4P-*)

MCCB, 4 pole, 25 KA, thermal magnetic release, 125 Amps, Ics=100% of Icu, 415 Volts AC - 03 Nos (Make: L&T, Cat No: CM90642OOLO / HAGER, Cat No: HHS126DR / SCHNEIDER, Cat No: LV516312 / LEGRAND, Cat No: 6697 19 / ABB, Cat No: 1SDA116249R1 / C&S Cat No. CSE1M125ATM4P-*)

MCB, 10 kA, 'C' Curve, SP, 06-32 Amps - 03 Nos

LED indicating Lamp with holder for main supply & standby supply indicating RYB (Set of three) - 01 Set

CT's ratio 500/5A - 01 Set (Set of 03)

Note:-(i) All incoming and out going cables, duly thimble along with suitable size of brass cable glands, to be connected to accessories. (ii) All ACB, MCCB & Changeover to be connected internally with suitable size of aluminium strip. (iii) All requisite accessories including spreader terminals shall be provided alongwith MCCBs and cost of the same shall be deemed to be inclusive in the quoted rates.

S&F in repairs PVC insulated multistranded copper conductor cable, 1.5 sqmm 3 core, round flexible for connection of light fittings complete all as specified and as directed.

B M ENTERPRISE

M/S S S ENTERPRISE