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| 1 | Supply & Fix & connecting totally enclosed CMRI Certified in replacement of LED flameproof wellglass suitable for hazardous area laden with gases or vapours of Group IIA & IIB and Zone 1&2. Die Cast Aluminum housing with heat resistant toughened glass cemented into a retaining ring fixed with screws to the main housingexternal reflector 50W including matching control gears and lamp complete all as specified. |
| 2 | Taking down of old unserviceable copper / aluminium point wiring (light) with conduit complete including fitting & fixture such as switches, ceiling roses, light fitting etc and making good disturbed surfaces of walls, floors etc complete all as specified. |
| 3 | All as item No 02 Above but without conduit. |
| 4 | Taking down old unserviceable sub main wiring of any size complete all as specified. |
| 5 | M&L concealed point wiring complete with two runs of 2.5 sqmm, single core multi stranded copper conductor PVC insulated and unsheathed FRLS cable, 1100volts grade drawn through and including rigid steel ERW conduit min 20mm dia ( stove enameled) heavy duty including all necessary flame proof , weather proof conduit accessories and fitting fixed to concealed in wall/ceiling with teflon tape sealed in all threaded joints in conduit and fittings for light points and including 2.5 sqmm single core multi stranded copper conductor PVC insulated and unsheathed FRLS cable 1100 volts grade earth continuity wire (connecting to earth dolly) & wiring shall be done as directed for the following :- |
| 6 | (a)Two light points controlled by one Rotary switch/MCB |
| 7 | (b)Three light points controlled by one Rotary switch/MCB |
| 8 | All as per item No 05 Above but for Two light points controlled by one switch/MCB with copper cables 2.5 sqmm size. (in existing conduit) complete all as specified. |
| 9 | All as per item No 05 Above but for one light points controlled by one switch/MCB with copper cables 2.5 sqmm size. (in existing conduit) complete all as specified. |
| 10 | Supply and fixing in replacement of factory made mild steel flame proof distribution boards, class LM-6 , protection class (IP-55) CMRI certified suitable for gas group IIA & IIB suitable for mounting MCB/RCCBs, DBs TP&N4 way, 415 volts conforming to IS-2143 with minimum 200A rating copper bus bar Comprising of following :-(i)Lighting distribution panel(ii) Incoming: - MCB , 4P 63AMP- 01 Nos(iii) Outgoing:- MCB, 1P, 6 to 32 AMP-12Nos |
| 11 | Supply and fixing in replacement of switch flame proof rotary type with termination box in LM6, 16 Amps single pole, 250 volts epoxy painted complete all as specified. |
| 12 | Supply and fixing in replacement of switch flame proof rotary type with termination box in LM6, 25 Amps double pole, 250 volts epoxy painted complete all as specified. |
| 13 | Supply and fixing in replacement ofLED flameproof tube light fitting CMRI certified 1x20W LED tube light fixture complete with all accessories prewired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified. |
| 14 | Supply and fixing in replacement of LED flameproof tube light fitting CMRI certified 2x20W LED tube light fixture complete with all accessories prewired and including connecting up with twin core twisted flexible copper conductor cable with suitable size complete all as specified. |
| 15 | Supply and fixing in replacement ofMCB SPN 6 amp, 10KA rupturing capacity class-c (ISI marked IS -8828) fixing in DBscomplete all as specified. |
| 16 | Supply and fixing in replacement ofMCB SPN 16 amp, 10KA rupturing capacity class-c (ISI marked IS -8828) fixing in DBscomplete all as specified. |
| 17 | Supply and fixing in replacement ofMCB TPN 32 amp, 10KA rupturing capacity class-c (ISI marked IS -8828) fixing in DBscomplete all as specified. |
| 18 | Supply in repair MCCB 63 Amp, 4 Pole, fixed type breaking capacity 16 KA, 415 V - 50 Hz, fixed in existing panel & connecting complete all as specified. |
| 19 | Supplyin repair MCCB 100 Amp, 4 Pole, fixed type breaking capacity 16 KA, 415 V - 50 Hz, fixed in existing panel & connecting complete all as specified. |
| 20 | Supply, laying, testing & commissioning LT XLPE insulated armoured (heavy duty) electric cable with stranded aluminium conductor 1100 volts grade (ISI marked) & laid in trenches/pipes or fixed on pole of the following sizes :- |
| 21 | (a) 25 Sqmm 4 core |
| 22 | (b) 16 Sqmm 4 core |
| 23 | (c) 16 Sqmm 2 core |
| 24 | (d) 10 Sqmm 2 core |
| 25 | Excavation in trenches in soft/loose soil not exceeding 1.50 Mtrs wide and not exc. 1.5 Mtr deep and getting out for taking out/laying cable, poles & stay etc complete all as specified. |
| 26 | Demolition of Concrete in ground floors and pavings not exc 15cm thick( below or above ground floors) complete all as specified. |
| 27 | Returning, filling in including spreading leveling, watering and well ramming in layers not exc 25 cm thick after the cable have been laid and tested complete all as specified. |
| 28 | Removal of excavated surplus soil to a distance not exc. 50 Mtrs and depositing where directed at a level not exc 1.5 Mtr above the starting point complete all as specified. |
| 29 | M&L for sand cushioning to under ground cable provided with layer of sand (8cm deep before laying the cable and 15 cm deep after laying the cable complete all as specified.Note : Punned thickness shall be measured. |
| 30 | Supply and laying of sub class \"B\" bricks in trenches over cables for protection cover across the length of cable complete all as specified. |
| 31 | M&L for driling hole in hard standing / road for laying of pipe for protection of cable etc by adopting method of horizontal manual drilling (trenchless technology) without disturbing the top surface or cutting and making good the disturbed surface to the existing surface complete all as specified. |
| 32 | Supply and laying in replacement of GI tube light grade 40 mm bore complete all as specified. |
| 33 | M&L sub main wiring with two runs of single core PVC insulated but unsheathed FRLS cable of 4 sqmm with multi stranded copper conductors, 1100 volts grade, IS-694 marked , drawn-through rigid steel ERW conduit (stove enameled) 20 mm dia heavy duty and including suitable size and fittings/accessories, concealed in wall and also including the one run of 4 sqmm earth continuity conductor of similar type cable complete all as specified and directed. Note :- Two runs of single core of 4 sqmm, one run of 4 sqmm earth continuity conductors and one run of 20mm dia ERW conduit with accessories shall be measured as one unit run length complete all as specified. |
| 34 | M & L earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less\"than 1.5 metres below normal ground level, connected to galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washer etc of galvanised iron and earth lead protected by provision of GI pipe medium grade 20mm bore from earth elelctrode to test pointincl provn of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone agagregates with 40mm thick cover of RCC (1:2:4) reinforced with XPM sheet (weight not less than 4Kg/Sqm) and frame of angle iron 25 x 25 x 6mm with lugs 2 Nos and with 8mm dia MS bar handle made to shape, GI pipe medium grade 20mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling test point with fixing arrangement, funnel, wire mesh and earth work, returning in and removal of surplus soil to a distance not exceeding 50mtr, complete all as specified in electrical plate No 3 of SSR Part I and connection to earth test point including testing on complete all as specified.Note :- The cost of funnel pipe of 20 mm GI light grade pipe and protection pipe of 20mm bore GI light grade is deemed to be included in quoted unit rate includingtaking out old unserviceable earthing. |
| 35 | Material and labour for chemical earthing complete with copper earth plate electrode of size 600mm x 600mm x 3 mm thick buried directly in ground(earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5m deep below normal ground connected to and including copper earth strip 25 x 3 mm by means of copper bolts nuts check nuts and washer, returning & filling the pit with excavated soil mixing with charcoal 250 KG , Crystal salt 200KG , magnesium sulphate of 100 KG and vegetable soil all around the plate up to 350mm above from top edge of plate and balance portion filing with excavated soil in layers not exceeding 25mm thick, 25mm bore galvanised iron medium grade watering pipe up to top of plate, 50mmbore galvanisd iron light grade pipe for earth strip protection, including all excavation earth work in any type of soil, PCC 1:3:6 type C1for chamber of internal size 300mm x300 x 300mm with 120mm thick wall and 700 mm x 700mm x 150mm thick, bed concrete, RCC 1:2:4, type B1 for precast chamber cover 50mm thick, reinforced with welded steel wire fabric or XPM jali (weight not less than 4.00 Kg/sqm), funnel, with wire mesh, complete all as specified. Note:- (i) Quoted rates shall be deemed to include for earth strip with protection pipe up to 7.5 M length |
| 36 | Taking out of old unsv GI strip and supply & fix copper strip of size 25 x 3 mm complete with insulator/saddle and fixing with screw/ accessoriescomplete all as specified. |
| 37 | Taking out of old unsv GI wire and supply & fix GI wire of size 4mm diacomplete with insulator/saddle and fixing with screw/accessoriescomplete all as specified. |
| 38 | M&L in cement concrete (1:2:4) type B-1 using 20mm graded crushed stone aggregate for pedestal of poles/ coping including necessary formwork, fair finishing to exposed surfaces using extra cement including demolition of PCC complete all as specified. |
