SPECIAL REPAIR/REPLACEMENT OF HT OCBs TO HT VCBs AT MRS FOR NCO ACADEMY AT DHANA MILITARY STATION UNDER AGE(I) DHANA

Amount

Material and labour for disconnecting all electrical connection of OCB and dismentled the same after disconnecting of all electrical connections such as disconnecting of cable jointing kit, necessary wiring of battery charger, earthings etc of OCB from 33 KV MRS of any make and any size and deposited to MES store yard for further their disposal and the dismanlted electrical connection as reffered above should be reconnected with the newly installed VCB after installation complete all as specified and directed.

Supply, Installation, Testing and Commissioning of indoor type HT 12 KV, 3 Phase, 4 wire, 50 Hzs Vaccum Circuit Breakers Panel, 350 MVA with 26.3 KA (1 Incommer and 4 Outgoing unit) Horizontal drawout type with motorised panel with 230 v motor mechanism and 24V/30V DC shunt/close coil (Suitable as per site requirement) with SCADA compatibility enclosed in IP 4X made out from 2 mm thick CRCA steel enclosure with RAL 7032 powder coating complete with the following specifications complete all as specified and directed:-

M & L for earthing complete with galvanised steel earth plate electrode 600 x 600x 6mm burried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edged of the plate not less than 1.5 mtr below normal ground level, connected to galavanised iron earth lead by means of bolt, nut, check nut and washer of galavanised iron strip of size 32x6mm as earthing lead as shown in Electrical Plate No 4 of SSR Part I connected to earthing test point/LT Panel all as specified or indicated including testing on completion including necessary excavation and earth work in soft/ loose soil, earth pit in PCC 1:3:6 type C1 using 20mm stone aggreate, funnel, 20mm dia GI med grade water pipe, 50 mm dia GI light grade pipe as earth lead protection pipe, CI frame and cover, wire, copper lugs, wire mesh, charcoal or coke and common salt in alterative layer all around the earth electrode compacted thickness 15 cm including excavation and earth work pit cover including disposal of surplus soil to a distance not excessding 50m, complete testing on completion all complete as shown in electrical plate no-4 of SSR part No1 complete all as specified and directed.

S&F battery TM 250 P Mark-1 of capacity 2 Volt 250 Ah at 10 hrs rated suitable for VCB supply as per exisiting including distilled water complete all as specified and directed.

S&F battery charger suitable for battery TM 250P Mark-I of capacity 2 Volt 250 Ah complete all as specified and directed.

S&F XLPE cable end termination cold shrinkable indoor jointing kit suitable for 11 KV, 3 core 120 sqmm to 185 sqmm complete all as specified and directed.

GEPS PROJECTS (BID ID -3162506)