AUGMENTATION OF ELECTRICAL SUPPLY NETWORK IN DOMESTIC AREA AT 11 BRD UNDER GE (AF) OJHAR

Supply & laying in trenchs or passing through pipe, or as indicated at site, commissioning and testing XLPE insulated, screened, PVC bedded, galvanised round wire armoured electric power cable (heavu duty) earthed with stranded aluminium conductor, 11000 volts, grade of size 3 core 120 Sqmm complete all as specified and as directed by Engr-in-Charge. Make: Havells, Finolex, KEI Add Note : Contractor shall make liaison with civil authorities i.e. HAL /MSEDCL or any other Agency for getting NOC of road cutting or boring for passing GI ppipe and HT cable and permission shall be submited to AGE E/M (AF) Ojhar, if it any dispute comes on damage causes at site during execution contractor will be responsible to resolve the issues.

Excavation in trenches n. exc 1.5 Mtr wide and n. exc 1.5 mtr in depth and getting out in Soft/ loose soil, complete all as specified and directed Note:- Durining excavation manually/mechanically if it break any AFNET, Signal, HT LT cable or other communication cable will be repair by contractor its on arrengment without any financial claim. It is imperative for contractor to do manual excavation at certain places complete all as specified and directed

Returning Filling in including spreading, leveling, watering & well ramming in layers n. exc 25 Cm, complete all as specified and directed

Removing excavated/Surplus soil n exc 50 Mtr & depositing where directed at a level n. exc 1.5 Mtr above the starting point, complete all as specified and directed

Material and labour for laying of fine, clean sand (river sand) free from sharp materials in trenches for cushioning of cable 8 cm thick under cable and 15 cm thick over the cable including gently punning for cable in trenches/cable ducts , complete all as specified and directed. Note:- The total thickness of sand shall be measured 18 cm after punning complete all as specified and directed

Supplying and laying reinforced precast concrete cable cover, class HV, type 1 with peak, size 300 mm x 180 mm x 40mm , complete all as specified and directed

Supply & fix jointing and testing in replacement HT cable jointing kit for 11 KV(earthed) grade cable heat shrink for end termination indoor door type joint complete with jointing matrial and accessaries suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm complete all as specified and as directed. Make: Raychem/Denson/G-seal

Supply & fix jointing and testing in replacement HT cable jointing kit for 11 KV(earthed) grade cable heat shrink for straight through out door type joint complete with jointing matrial and accessaries suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm complete all as specified and as directed. Make: Raychem/Denson/G-seal

Supply, installation, testing and commissioning of 12 kV Outdoor type Load Break Switch (LBS) having one incoming and 3 out going (4 way ) configuration CCCC with Safe Plus Type-C cable switch module with three position load break switch, Earthing switch , busbar interlocking and Earth bar rated for 12 kV, 630 A, 21 kA . The LBS shall be provided with manual and motorized snap-action operating mechanism (24 V DC) with local ON/OFF push buttons, auxiliary contacts (LBS: 2NO+2NC, ES: 1NO+1NC), arc-proof interlocked cable covers, Interface-C (400 type) 630 A bolted cable bushings, suitable for 3 × single-core upto 300 sq.mm cables, cable support bar, Raychem make terminal protectors, and capacitive VPIS (9–15 kV). It should been closed in one tank to avoid multiple inter connections & sealed for life Inhosue robotically welded in OEM permises with SS-304 grade stainless steel tank of 3 mm thick having IP67 degree of protection. The quoted rate shall be inclusive of necessary PCC/civil foundation/ MS structure steel work and any other alteration/ modification required at site. Complete all as specified and as directed by Engr-in-Charge. Make : - Crompton (CG)/L&T/Siemens/ABB/C-Sec Each Load Break switch should consist of following accessories : (i)630 Amp triple pole, single break, 3 position (ON, OFF & EARTH) Circuit Breaker; manual operated Mechanism and fully rated earth switch.(ii) Short time current - 21KA/ 3 sec (iii) Auxiliary contacts - 1NO + 1NC (iv) Making Capacity - 52.5KA (v) Power frequency withstand voltage - 38KV (vi) Impulse withstand voltage - 95KV (vii) Manual & Motor operated mechanism for breaker operation (viii) suitable Cable bushings for front only cable terminations and shall be site replacable (ix) Arc proof cable covers with self Interlocking mechanism with earth switch (x) Capacitive voltage indication fixed type system as per IEC61243 (xi) Falut passage indicator ( at Domestic sub stn).