PROVN OF GEYSERS FOR JCOSOR MD ACCN ADDN ALTN TO BLDG NO P53 and T82 AND PROVN OF LED BOLLARD LIGHTS AT SUNDERBANI UNDER GE NORTH AKHNOOR

Supply, laying, and testing XLPE cables insulated screened PVC bedded galvanised steel strips or wire armoured electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 35 sqmm 3.5 including taking down old U/S complete all as specified and directed.

Supply, laying, and testing XLPE cables insulated screened PVC bedded galvanised steel strips or wire armoured electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 120 sqmm 3.5 including taking down old U/S complete all as specified and directed.

Taking down old U/S transformer of cap 100 KVA from existing platform at family qtr sub stn and shifting the same to MES E/M store yard complete all as directed.

Supply, installation, testing and commissioning step down, 11/ 0.433 kv (at no load) transformer, copper wound, outdoor type complete conforming to IS :1180- part 1-2014 BIS level 02 transformer with standard fitting plateform mounted, HT 11 KV 3 Phase, LT 433 volts, 3 Phase 4 wire with off load tapings on HT side to vary secondary voltage up to +7 .5% with step +2.5% including suitable cable entry boxes on LT and bushings on HT side complete in all respects with standard accessories Dyn -11 connection of capacity 160 KVA complete all as specified ans directed. Salient features of transformer are as under:- (a) Transformer shall be oil immerse, naturally self cooled cooper wound, winding core type, MS radiator cool tank compete with first fill of transformer oil plus 5% spare oil as per IS 335 of 1980. the temperature of oil shall not rise more than 50 degree centigrade and 55 degree centgrade of winding. Transformer shall be painted with 2 coats of epoxy paint as per IS 632 specification :- (i) IS Code - 1180/2026 relevent IS code. (ii) Vector group - Dyn 11 (iii) Type - ONAN (iv) Conserveter tank capacity as per IS (V) Suitable size Breather assembly with sillica gel (vi) Oil and winding temperature guage (b) The folowing standard accessories shall also be provided:- (i) Rating and diagram plate (ii) earthing terminals 2 Nos (iii) Lifting lugs (iv) Thermometer pocket (v) Air release hole with plug (vi) Tap changer with locking provision (vii) Conservator with oil indicator (viii) Castors with locking provision (ix) Silica Gel breather complete (x) MS terminal box both on HT and LT site (xi) Oil terperature indicator with maximum & minimum temperature rise indicator. (xii) Plain breathing device which would not permit ingress of rain water and insects. (xiii) Drain- cum-sampling valve (3/4'' nominal size thread) preferably steel with plug, (xiv) Oil filling hole (1-1/4'' Nominal size thread) with cover (for transformers without conservator)

Earthing complete with galvanised steel earth plate electrode 60cmx60cm x 6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground) with top edge of plate not less than 1.5m below normal ground level connecting to the GI earthing strip 32x6mm by means of bolts, nuts check nuts and washers of galvanised iron and GI Strip 32x6mm protected by provision of GI Light grade pipe of 40mm bore including provision of concrete pit in PCC (1:2:4) type B-1 using 40mm grade crushed stone aggregrate iwh 40mm thick cover of RCC (1:2:4) reinforced with PM (weight not less than 4Kg/sqmm) and frame of angle iron 25x25x6mm with lugs 02 nos and 6mm dia MS bars handle made to shape, GI Light ggrade 20mm bore pipe for watering perforated at bottom 1.75m long placed on top edge for earth platem common salt and charcoal filling, test point made out of 75x50x6mm phodphorous bronze with fixing arrangement, funnel, wire mesh and earth work in hand/ dense soil rning filling in andremoval of surplus soil to a distance not exceeding 50m all as per electrical plate no 3 of SSR 1991 Pt-I and connecting to earh test point incl testing on completion including taking down existing earthing all as specified and directed.

Aluminium strip 32x6 mm complete with saddles and fixing screws including taking down old U/S ones all as specified and directed.

Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground) with top edge of plate not less than 1.5m below normal ground level connecting to the GI earth wire 4mm dia by means of bolts, nuts check nuts and washers of galvanised iron and protected by provision of GI Light grade pipe of 40mm bore including provision of concrete pit in PCC (1:2:4) type B-1 using 40mm grade crushed stone aggregrate iwh 40mm thick cover of RCC (1:2:4) reinforced with PM (weight not less than 4Kg/sqmm) and frame of angle iron 25x25x6mm with lugs 02 nos and 6mm dia MS bars handle made to shape, GI Light ggrade 20mm bore pipe for watering perforated at bottom 1.75m long placed on top edge for earth platem common salt and charcoal filling, test point made out of 75x50x6mm phodphorous bronze with fixing arrangement, funnel, wire mesh and earth work in hand/ dense soil rning filling in andremoval of surplus soil to a distance not exceeding 50m all as per electrical plate no 3 of SSR 1991 Pt-I and connecting to earh test point incl testing on completion including taking down existing earthing all as specified and directed.

Excavating in trenches, in any type of soil not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, etc and getting out in complete all as specified and directed.

Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and directed.

Removing excavated soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.