Annual maintenance and other works

Maintenance of Switchyard

Maintenance of complete 400kV, 220 kV, 132 kV, 33 kV Switchyard equipment’s like CB, CT, PT, isolator, Transformer, ACPS cubical box, marshalling box, DM box with a team having sufficient experience of switchyard and good knowledge of electrical wiring at S/S. (As per annexure-1)

Technician = 3 Nos.

Helper = 2 Nos.

Cleaning work

Daily cleaning and mopping (one a day) of floor of control room, corridors, lobby, administrative building, committee room, carrier room, battery room, AC plant, DG room, toilets (05 nos.) in the morning before 10:00am by deputing required nos. of persons with broom, harpic, colin, finial, tile cleaning agent, wet cloth etc. including cost of all labour and material. ( area 1750 sq.mtr.)

Weekly cleaning of glass window in control room, corridors, lobby, administrative building, committee room, carrier room, battery room, AC plant with colin, wet cloth including cost of all labour and material. (area 120 sq.mtr.)

Weekly cleaning of main doors inside the switchyard, in front of control room DG room etc. with broom including cost of all labour and material. (Area 14480 sq.mtr.)

Grass cutting work

Grass cutting (4 times) + Chemical spray (1 time) of switchyards and around control room including among others of uprooting of rank vegetation grass and thorny bushes aplenty over the girth up to 100 cm, 25 cm, below and 75 cm above the ground and removal of rubbish, debris outside the premises of substation and other associated works, as per details given below including cost of all labour and T&P etc to complete the job. (As per annexure-2).

Cable trench cleaning work

Thorough cleaning of cable trenches of following sizes by removing earth deposits and other foreign material in bottom of trenches & over cable racks, throwing out the waste outside the boundary of substation and other works like proper dressing of cables & other necessary works complete the job. The scope of work also includes removal of trench covers & it’s proper fixing after completion of work including cost of all man, material, labour and T&P. (As per annexure-3)

Miscellaneous work like AC etc.

a. Minor maintenance of AC unit having capacity 05x16.5/2x50 which installed in control room.

b. Switchyard lighting of 400 kV, 220 kV & 132 kV including 03 Nos. high mast light (30 mtr. Height) & 15 nos. aviation light situated in switchyard and also including of repairing of switchyard periphery lighting and General maintenance of DG room in which situated control panel system of 0.4kV station supply and maintaining the power supply continuously of ACPS power cubical for 06 nos. power T/F and various 400/220/132 kV bay for CB, isolators, compressors, lightening etc. through ACPS cubical which installed suitable place in switchyard.

c. Taking reading of DC voltage, check the gravity (each battery) of 2x220V & 2x48V battery bank and maintain in the register regularly.

The above work column a, b, c carried out by a 01 no. technician & 01 no. helper having sufficient knowledge DC system and electrical wiring.

01 No. Technician

01 No. Helper

Firefighting including Emulsifier system

Operation and maintenance of firefighting equipment & Emulsifier System including diesel engine, mainpump, jockey pump, compressor, deluge valve & water pipe line on the 06 nos. power transformer, 01 no. 50 MVAr reactor, 12 volt battery with charger, fire hydrant system including attending leakage and maintain water pressure and air pressure in the complete five hydrant pipe line network from DG room to 400/220/132/33 kV switchyard and main store etc. with 01 no. experience person which having sufficient good knowledge Emulsifire system & minimum 5 years’ experiencein this field.(As per annexure-4)

ELITE POWERTECH Private Limited

HITECH ENGINEERS

DEEP ENTERPRISES