ELECTRICAL WORK

Amount

Erection of 01 Nos. 132kV Line relay panel after shifting from store site place of said place same substation. Earthing as these panels with existing earthing flat by cutting & welding. The work will be carried out at 132KV S/S Babugarh.

Work of erection of 132kV line relay panel by opening the bottom of 01 Nos. 132kV Line relay panel and making gland (providing by department) and fix control cables in 01 Nos. 132kV Line relay panel. Termination of these controls cable after proper ferule (Providing by contractor) after tracking of control cables and as directed by SDO/JE. Laying of additional control cable and termination (if required) for proper operation of CB`s (Control cableprovided by department). The work will be carried out at 132KV S/S Babugarh.

Removal of defective, damaged and spare various size control cable from cable trenches.

Replacement of 132kV CTJB from the old rusted CTJB after dismantling it and with interconnection of various CT core as per requirement through 2.5sq.mm. cable. including earthing work. (CTJB providing by department)

Replacement of 132kV PTJB from the old rusted PTJB afterdismantling it and with interconnection of various CT core as per requirement through 2.5sq.mm. cable. including earthing work. (PTJB providing by department)

Providing & fixing of spring charging motor (230 V AC/DC) suitable for ABB make 145 kV SF6 Circuit Breaker of Bus coupler. (132KV bus coupler CB spring charge motor damaged )

Dismantling of jumper & Droppers from all associated equipment’s of bay up to bus bar by cutting/opening of panther conductor of 3 phases 145 KV CVT.

Dismantling of following equipment with the help of hydra / crane carefully by cutting / opening its earthing. (A) 132kV old & used Potential Transformer with structure & its cable termination & earthing etc.

Termination of following sizes of cable as laid above & already laid old disconnected cable during dismantling of old PTJB as per cable schedule including making holes on plate for cable gland as per cable size with proper ferruling & numbering of cable core & cable with providing cable gland & tagging/ ferruling etc. (Ferrule should be provided by the contractor at his own cost and Cable should be provided by Department.) (A) 4C X 2.5 Sq. MM.

Erection of main and Aux. structure consisting of column BCT, BBL and other including all allied work complete in all respect. Department shall be provided material (Nuts, Bolts & Structure). The work shall be strictly carried out as per direction of Engineer-in charge.

Erection of following equipment on structure including shifting of same from stacking place to site of work. (A) 132KV PT (145KV/110V)

(B) 132KV SECTION ISOLATOR

(C) 132KV PT JUNCTION BOX

(D) 132KV POST INSULATOR.

(E) JUNCTION BOX FOR EXISTING PT CIRCUITS EXTENSION.

Interconnection & jumper of equipment & Bus Bar by cutting of ACSR panther conductor, bending & making V etc. Details are as-Main bus to section Isolator, Bus to PT.

Earthing of structure and equipment’s involving cutting straightening, bending, laying 800 mm below inside ground and above ground of M.S Flat for earthing of auxiliary structure, equipment structure including welding with main earth mat and with objects to be earthed, excavation of trenches, its back filing, painting and all other associated works as required to complete the work satisfactorily. with the help of 50x6 & 75x 10 MM MS Flat including paint. (A) M.S. flat of size 50X6 sq.mm

(B) M.S. FLAT OF SIZE 75X10 sq.mm

SATKAR TRADERS

P&H Engineering