AMC OF 33KV SWITCH YARDS IN PORT FACILITIES AND 11 KV SWITCH YARDS AND ELECTRICS IN TRANSIT HOUSE

Amount

PART-A (IN TRANSIT HOUSE) A1.1 MAINTENANCE OF LIGHT FIXTURES:- Activities: Minimum once in a year & as and when required. (i) Identify the defect in the fixture/circuit, rectify the defects by setting right the circuit or replacing the defective component (ii) Clean the fixture & switch board, checking the earthing & neutral connections (iii) Ensure that the light fixture is glowing perfectly. [Refer A1 .1 of Scope of Work for details]

a. 1X28W T-5 Fitting

b. 2X28W T-5 Fitting

c. 2X40W 4ft LED Lamp Fittings

d. 1X20W LED Lamp Fittings

e. 1X24W LED Lamp Fittings

f. 1X15W LED Lamp Fittings

g. 1X9W LED Lamp Fittings

h. 1X10W 2ft LED Lamp Fittings

i.1X5W 1ft LED Lamp Fittings

j. 1X70W Gate Post lamps

k.1X 150W lamp Fittings

l. Bulkhead fittings NXC11 GLS lamp

m.Modular type buzzers

A1.2 TECHNICAL CLEANING Activities: To be carried out Once in every 02 months. (i) Thorough Cleaning of all light fixtures & fans. (ii) Thorough Cleaning of all switch boards/panels/MDBs/LDBs. [Refer A1 .2 of Scope of Work for details]

a. All Light fixtures & fans

b.All Switch boards/ Power points/Panels/MDBs/LDBs etc

A1.3 100 KVA DG Set Activities: i) Regular Cleaning (internal and External),Regular Checking of fuel Level, Topping up of Diesel DG Fuel Tank whenever required (Fuel will be supplied by NALCO free of cost) (ii) Daily trial-run for minimum of 30 minutes. (iii) Operation during power failures from APEPDCL, Normalisation of TH loads with DG Power during power failure & vice versa after resumption of power supply. (iv) Liaisoning with APEPDCL, when required, for restoration of power supply or repair of breakdowns. [Refer A1 .3 of Scope of Work for details]

A1.4 Water Pump MOTORS and DOL STARTERS (Once in 04 Months) Activities: (i) Cleaning of Motors, terminals and starters , checking the components, tightening of connections, servicing of push buttons. (ii) Replacement of DOL Starters if necessary (Starters will be supplied by NALCO free of cost) [Refer A1.4 of Scope of Work for details]

A2.1 11KV Switch Yard, Transformer ,LT Panel( In TRANSIT HOUSE) : Maintenance Frequency Once in 04 months. Activities: A. 11KV Structure:- (i) Taking shutdown/LC from APEPDCL. (ii) Cleaning of all insulators, LAs, AB S/W, Earth S/W, JB, Etc. Replacement of defective parts/components like insulators, terminations, clamps, conductors, etc. (iii) Checking the operation of AB S/W, setting the alignment, application of petroleum jelly to electrical contacts & grease to all moving parts (iv) Replacement of defective nuts, bolts, washers, cable lugs etc & ensuring the tightness of all terminations. (v) Checking of HG Fuse set & replacement of fuse wire during every maintenance. B. 11KV/0.433Volts, 250KVA Transformer: (i) Cleaning of the Transformer & Replacement of silica gel. (ii) Checking/ arresting Oil leaks. (iii) Checking/tightening all the Primary & secondary terminations, neutral & body earthing. (iv) Names/Numbers to be rewritten every year. C. LT Panel: (i) Cleaning of panel internally & externally & Checking/tightening all terminations. (ii) Checking & replacing all defective components like MCCB, Voltmeters, ammeters, indication lamps, etc. (LED Indication lamps, nuts, bolts, screws , washers, lugs, small piece wires upto 5 Mtrs, all consumables shall be in party’s scope). (iii) Cleaning of entire switch yard after completion of total work. [Refer A 2.1 of scope of Work for details]

A2.2 Painting of 11KV Structure (Once during the contract Period) [Refer A. 2.2 of scope of Work for details]

A2.3 Painting of Transformer & LT Panel (Once during the contract Period) [Refer A 2.3 of scope of Work for details]

A3.1 Servicing of 1-ph, 230V Ceiling/Exhaust fans (To be serviced once during the 2 years of contract) (i) Dismantling of fan from its position. (ii) Cleaning of fan assembely with brush & petrol, etc, applying grease to bearings, replacement of bearings if found defective, cleaning, heating & applying varnish to improve insulation, heating & drying (iii) Reassembling the fan completely & testing the fan for smooth running (vi) Ensuring proper earthing & neutral connections & proper tightness of fan fixing to hook . [Refer A 3.1 of Scope of Work for details]

a) Exhaust fans 300mm sweep

b) Ceiling fans 1200mm sweep

A3.2 SERVICING OF PUMP & MOTORS (To be serviced once in a year & twice during the 2 years of contract) Activities: (i) Dismantling of Pump Motor from its position (ii) Thorough Cleaning of Motor & Pump. (iii) Servicing of pump & motor by opening the assemblies, applying grease to bearings & replacement of bearings by new if required. . (iv) Cleaning, heating & applying varnish to improve insulation. (v) Reassembling the pump & motor completely & testing for smooth running (vi) Painting of motors & pump (vii) Checking & ensuring proper earthing, neutral connections & the proper tightness of foundation nuts/bolts. (viii) Replacement of pump gaskets by new. [Refer A 3.2 of Scope of Work for details]

a) Servicing of Pump & Motor (3-Ph, 415V, 2.2KW)

b) Servicing of Pump & Motor (1-Ph, 230V, 1.1KW)

A4. LT PANELS (Once in 04 Months) Activities: (i) Cleaning of Panels externally & internally. (ii) Checking of all terminations & making good if found defect in terminations. (iii) Checking of MCCBs, MCBs, Isolators & replacement if required (MCCB will be supplied by NALCO free of cost). (iv) Replacement of defective Voltmeters, ammeters, indication lamps, etc. if required. (Meters/lamps will be supplied by NALCO free of cost). (v)Checking & ensuring the proper earthing of LT Panels. (vi) Rewriting of nomenclature if found erased. [Refer A.4 of Scope of Work for details]

a) FDB (P)

b) FDB (L)

c) BDB (L)

e) APFC Panel

f) ASCO Panel

g) MDB (L)

h) DB (Lift)

i) Area Lighting panel

A5 Maintenance of Earth Pits EPs)(All Panels, 11KV SW Yd & 100KVA DG Set) Activities: (i) Cleaning and watering the EPs. (ii)Earth termination point to be checked for proper tightness, replacement of nuts, bolts, washers if necessary (iii)Replacement of damaged earth flat (Flat will be supplied by NALCO free of cost).Replace Chamber covers, if found damaged. (iv)Earth resistance of all EPs individually & of grid to be measured with earth tester once in a year & values to be recorded. v)Wright/Rewrite Pit Numbers on EP chamber Once a Year. [Refer A5 of Scope of Work for details]

A6 Optional work to be done on requirement basis [Rewinding of fans & Water Pump Motors] [Refer A6 of Scope of work for details]

a) Ceiling fan

b) Exhaust fan

c) Pump Motors i) 3-Ph, 415V, 2.2KW

ii) ii) 1-ph, 230V, 1.1KW

PART-B (IN PORT FACILITIES)

(All the Items to be operated ONCE in 04 Months over and above breakdown calls)

33KV Switch yard-01 [Refer Point No.1 of scope of Work]

33KV Switch yard-02 [Refer Point No.2 of scope of Work]

Caustic soda Pump House MCC Panel ( 2300mm H X 3200mm W X 850mm D ) [Refer Point No.3 of Scope of work]

Wagon Unloading shed-1 feeder pillar Panel [2270mm H X 1700mm W X 830mm D] [Refer Point No.4 of Scope of work]

Silo-2 Feeder Pillar [2270mm H X 2510mm W X 830mm D] [Refer Point No.5 of Scope of work]

Silo-1 Feeder Pillar [2270mm H X 2510mm W X 830mm D] [Refer Point No.6 of Scope of work]

AMARAVATI ENTERPRISES

MULTI POWER ENTERPRISES

HARDEV ENGINEERS

SVSV ELECTRICAL WORKS