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| 1 | Supply Install Testing Commissioning of step down transformer voltage rating HT11 Bye 0. 433 KV out door type of capacity 250 KVA LEVEL 2 3 Phase 4 Wire 50 Hz | oil cooled core type floor mounted Delta bye star connected maximum losses as defined in vector group DYN 11 Double copper wound ONAN manual type off load tap changing facility on HT side to vary secondary voltage from minus 7.5 Percent to plus 7.5 Percent in steps of 2.5 Percent continuous rating of capacity 250 KVA incl cable box on both HT And LT side The transformer shall be completed with all standard fittings and accessories guages first fill transformer oil as as per indication level etc and confirming to IS1180 and fittings and accessories of transformers shall confirm to IS 3639 to 1996 as amended and duly mounted on rollers as per load bearing capacity of transformer and the transformer shall have the following fittings Bye accessories fitted complete all as specified and directed |
| 2 | Supply, Install, Testing and Commissioning of step down transformer voltage rating HT11 by 0.433 KV, out door type of capacity 315 KVA LEVEL 2, 3 Phase, 4 Wire,50 Hz | oil cooled, core type, floor mounted, Delta by star connected maximum losses as defined in vector group DYN 11, Double copper wound ONAN manual type off load tap changing facility on HT side to vary secondary voltage from minus 7.5 percent to plus 7.5 percent in steps of 2.5 percent continuous rating of capacity 315 KVA incl cable box on both HT and LT side The transformer shall be completed with all standard fittings and accessories, guages, first fill transformer oil as as per indication level etc and confirming to IS1180 and fittings and accessories of transformers shall confirm to IS 3639-1996 as amended and duly mounted on rollers as per load bearing capacity of transformer and the transformer shall have the following fitting by accessories fitted complete all as specified and directed. |
| 3 | Supply Laying and Testing 11 kv Earthed grades cable XLPE 120 sqmm 3 Core.complete all as specified and directed in BoQ Spec File | insulated screened Pvc bedded galvanized steel strip or wire armoured electric power cables heavy duty with standard aluminium conductor 11000 Volts earth garde of cross sectional area 3 core 120 sqmm completed all specified and directed |
| 4 | Material and labour for Earthing complete with galvanised steel earth plate electrode 600 X 600 X 6 mm thick buried directely in ground vertically | earth pit not less than 2.25 metres deep below ground level with top edge of plate not less than 1.5 matres below ground level connected to and including galvanised iron strip of size 32 X 6 mm from earth earth electrode to test point Bye equipment or up to 7.5 metres whichever is less by means of GI bolts nuts, check nuts and washers all as per electrical plate No 3 of SSR Pt 1 and Gl watering pipe of 20 mm dia medium grade GI funnel with wire mesh including charcoal salt packed all around the earth electrode plate in layers PCC earth pit chamber 1 Ratio 3 Ratio 6 type C1 RCC cover 1 Ratio 2 Ratio 4 type B1 including all excavation Bye earth work in any strata and returning filling removal of surplus soil and testing for required value complete all as specified and directed |
| 5 | Material and labour for Earthing complete with copper plate electrode 600mmX 600mmX 3.15 mm thick buried directely in ground vertically.complete all as specified and directed in BoQ Spec File | earth pit not less than 2.25 metres deep below ground level with top edge of plate not less than 1.5 metres below ground level, connected to and including coper strip of size 20X3 mm from earth electrode to test point by equipment or up to 7.5 metres whichever is less by means of bolts, nuts, check nuts and washers all as per electrical plate No 3 of SSR Pt-I and Gl watering pipe of 20 mm dia medium grade, Gl funnel with wire mesh, including charcoal, salt packed all around the earth electrode plate in layers, PCC earth pit chamber 1 ratio 3 ratio 6 type C1,RCC cover 1 ratio 2 ratio 4 type B1, including excavation by earth work in any strata and returning filling, removal of surplus soil and testing for required value |
| 6 | M and L for brick sub class B, 250mm x 115mm x 0.75mm and laid in trenches as in protection of UG cable complete all as specified and directed in BoQ specification file | M and L for brick sub class B, 250mm x 115mm x 0.75mm and laid in trenches as in protection of UG cable complete all as specified and directed in BoQ specification file |
| 7 | Supply and filling in and spreading unwashed river sand for cushioning and covering the under ground cables in trenches and punning to provide required cover | Supply and filling in and spreading unwashed river sand for cushioning and covering the under ground cables in trenches and punning to provide required cover complete all as specified in SSR Part I and as directed |
| 8 | Excavation in trenches not exceeding 1.5 mtr wide and not exc 1.5 mtr depth for laying of cables, pipe lines, protection pipes and foundations etc and getting out in soft loose soil | Excavation in trenches not exceeding 1.5 mtr wide and not exc 1.5 mtr depth for laying of cables, pipe lines, protection pipes and foundations etc and getting out in soft loose soil complete all as specified and directed in BoQ spec file |
| 9 | Returning filling in soil including spreading leveling watering and well rammimg in layer n exc 25 cm complete all as specified and directed in BoQ Spec file | Returning filling in soil including spreading leveling watering and well rammimg in layer n exc 25 cm complete all as specified and directed in BoQ Spec file |
| 10 | Removing excavated soil not exc 50 mtr ant depositing where directed at a level not exc 1.5 mtr above the starting point all as specified and directed in BoQ spec file | Removing excavated soil not exc 50 mtr ant depositing where directed at a level not exc 1.5 mtr above the starting point all as specified and directed in BoQ spec file |
| 11 | M And L for Gl pipe 100 mm light grade laid in trenches floors Bye on pole Bye road for cable protection with all fittings complete all as specified and directed in BoQ spec file | M And L for Gl pipe 100 mm light grade laid in trenches floors Bye on pole Bye road for cable protection with all fittings complete all as specified and directed in BoQ spec file |
| 12 | Boaring holes horizontally under road without damaging the surface of road minimum1.0 Mtr bellow the road surface with the help of Gl tubing of any dia not exc 80mm dia for passing of UG cable. | Boaring holes horizontally under road without damaging the surface of road minimum1Pointzero Mtr bellow the road surface with the help of Gl tubing of any dia not exc 80mm dia for passing of UG cable all as specified and as directed |
| 13 | Supplying and laying reinforce precast concrete cable cover class HT Type 1 flat size 300 x180x40 mm for protection under ground HT cable complete all as specified and directed in BoQ spec file | Supplying and laying reinforce precast concrete cable cover class HT Type 1 flat size 300 x180x40 mm for protection under ground HT cable complete all as specified and directed in BoQ spec file |
| 14 | Disconnected all electrical connections and earth strip at existing transformerall connected accessories by cables and shifting of 11 KV by 0.433 Volts 200 KVA to 315 KVA capacity transformer. | transportation safely by hydra by lifting vehicle including providing suitable carrying vehicle to proposed power houses or MES yard as per suitable directions of Engr-in-Charge and making all electrical connections properly with earth strip etc and to be re connected with the shifted transformer after servicing /overhauling of transformer and testing and including providing functional accessories such nuts, bolts, washers, lugs, sleevs etc and megger testing and complete all as specified and directed in BoQ spec file |
