PROVN OF AC POINTS AND ALLIED WORKS AT CERTAIN SMQS AT VSN NAGPUR

Supply & fiting MCB TPN, 100 Amps, breaking capacity 10 KA 'C' curve confirming to IS/IEC 60898-1 2002,integrated label holder, sliding bottom clamp , IP 20 protected terminal, sliding shutters, 240 volts, 50 HZ including making necessary incoming and outgoing electrical connection with suitable size of copper lugs etc complete all as specified and as directed.

Material & labour for earthing complete with galvanized steel plate electrode, 600 x 600 x 6 mm thick, buried directly in ground (earth pit not less than 2.25 mtrs deep below nominal ground level) with top edge of the plate not less than not less than 1.5 metres below nominal ground level connected to earthing lead of 4 mm dia galvanised iron or steel wire all as shown in plate No. 4 of SSR PART 1 of 2009 to the earthing test point all as specified and as directed. Note :- the cost of excavation and earth work PCC pit and RCC cover funnel & watering pipe, wiremesh, charcoal dust and common salt earth lead protection pipe upto 7.5 Rmt shall be deemed included in the unit rate for earthing.

Material & labour for earthing complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 3.5 m below normal ground level) with top edge of earth plate not less than 2.5m below normal ground level, connected to galvanized iron strip 25X4 mm by means of electric arc welding of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other side complete all as specified, including testing and commissioning complete all as specified and as directed. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40mm bore GI pipe light grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI earthing and protection pipe upto 7.5 meter beyond the earth plates electrode.

Material & labour for laying & testing of cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminum conductor of size 50 sqmm 3.5 Core all as per IS , complete all as specified and as directed.

All as per item No 4 above but of size 70 sqmm 3.5 Core

All as per item No 4 above but of size 95 sqmm 3.5 Core

All as per item No 4 above but of size 120 sqmm 3.5 Core

All as per item No 4 above but of size 150 sqmm 3.5 Core

All as per item No 4 above but of size 185 sqmm 3.5 Core

Excavation in trenches not exceeding 1.5 metre wide & not exceeding 1.5 meter in depth for foundation,laying of cable or pipe ( where provided for protection of cable or fixing with poles and stays) and getting out in any type of soil including trimming the sides and forming bottom surfaces to required levels complete all as specified and as directed.

Removing surplus excavated soil to a distance n.exc. 50 metre and depositing where directed at a level n.exc.1.5 metre high from the starting point complete all as specified and as directed.

Returning, filling in trenches in soft/loose soil in layers n.exc. 25 cm after laying of cables including spreading, levelling, and well ramming complete all as specified and as directed.

Boring of hole under road/pavement/hard standing or any other situation by mannual means and suitable for passing of GI pipe 40 to 100 mm bore and making good both ends complete all as specified and as directed.

Material & labour for high density polyethylene pipes (HDPE) DWC duct pipe of size 50 mm dia laid in trenches for passing of LT cable complete all as specified and as directed.

All as per item No 14 above but of size 90 mm dia.

Material & labour for demolition of hardstanding , road & concrete in floor for laying of LT cable and making good the disturbed surfaces of floor by applying cement plaster matching with the existing surfaces complete all as specified and as directed.

Material & labour for PCC 1:3:6 type C-2 (using 40 mm gradded aggregate) for foundation, filling and mass concrete etc complete all as specified and as directed.

Material & labour for sub main wiring (concealed/surface) complete with two single core 4 Sqmm FRLSH PVC insulated unsheathed stranded copper conductor cable drawn through in and including 20 mm dia rigid non-metallic PVC conduit heavy grade and conduit accessories including 4 Sqmm FRLSH PVC insulated unsheated stranded copper earth cable connected to common earth dolly complete and including cutting chasing in walls for concealed wiring using machine cutting and making good the disturbed surface complete all as specified and as directed. Note: 3 run of 4 sqmm&one run of PVC conduit shall be measured as single unit.

Supply and fixiing power unit with 20A SP MCB alongwith 20 A Plug for AC upto 2 ton, 3 module, 240 volts complete all as specified and as directed.

Supply & ficxing MCB SP 6-32 Amps, breaking capacity 10 KA 'C' curve confirming to IS/IEC 60898-1 2002,integrated label holder, sliding bottom clamp , IP 20 protected terminal, sliding shutters, 240 volts, 50 HZ including making necessary incoming and outgoing electrical connection with suitable size of copper lugs etc complete all as specified and as directed.