Installation of additional 5 MVA Tfs at Naushera S-s

Amount

33 KV Bus Isolator.

33 KV Lightening Arrestors

33 KV VCB 800A, 750MVA with Steel structure

Control panel I/C for 33 KV single T/F

33 KV CT 400/200/1A

11 KV SWITCH GEARS VCB:- (i) Incoming VCB 600/300/5A, 350MVA, I /C

(ii) Outgoing 200/100/5A, 350MVA

Making of 11 KV cable boxes mounted with switchgears and transformer (LS) for 11KV Cable jointing kit. Heat Shrinkable 3x300 Sq.mm Indoor

Making of 11 KV cable boxes mounted with switchgears and transformer (LS) for 11KV Cable jointing kit. Heat Shrinkable 3x300 Sq.mm Outdoor

G.I. Structure for Bus Isolator (125x65x6MM G.I. Channel) with Plinth & Foundation

G.I. Structure for Lightening Arrestors (125x65x6MM G.I. Channel) with Plinth & Foundation

G.I. Structure for CT (125x65x6MM G.I. Channel) with Plinth & Foundation

Control Cable 4 × 2.5 Sq.mm.

Control Cable 2 × 2.5 Sq.mm.

Laying of various type of control cables

Chemical Pipe Earthing

Pipe Earthing of Power Transformer by way of boring and lowering of “B” class G.I. pipe 50 mm. dia. into the ground up to the water level to the lower end of which a solid copper con approx 9 inches long and 750 gram in weight provided and screwed in connecting and bringing out continuous copper wire 8 SWG from the cone to the ground surface where it will be bolted to the G.I. Earth strip for Transformer neutral connection. The earth strip will be welded to the G.I. pipe. The work also includes excavation of earth in all type of soil (0.4x0.3x0.3 Mtr.) and making of earth pit chamber with cover size 300x300x400 mm. and the cost of all material with all labour and T&P etc. complete in all respect.

Alluminium Paint for painting of Sub-Station Structure & equipment.

A.C.S.R. Dog conductor

Holding clamp for 3x300 XLPE 11 KV Cable

M.S. Nut Bolt off size with washer

Earthing of Sub-Station:-(As per RESSPO Schedule) (i) Outdoor earthing (Earthmat, Delta)

(ii) Indoor Equipment earthing

Fabrication and grouting of Channel 100x50x6 mm. in L shape & in proper size and alignment to provide support for separate Earthing strips for power transformer neutral including supply & fixing of flexible copper bonds for neutral Earthing. 8 nos. earthing electrodes of 32 mm dia. (including fabrication of earthing electrodes) 3Mtr. long will be connected to neutral earthing through separate earthing strip (as per RESPO drawing RES-40). The work also includes painting of Channel with two coats of aluminium paint.

Fabrication and erection of cable support made of two pieces of 65x65x6 mm. 3.00mtr. long, joined to each other by means of 5 Nos. flat 50x6 mm. pieces of size 150 mm. long each by welding at equal intervals as per drawing and grouting in a block of size 300x300x700 mm complete with two coats of Aluminum paint. This includes providing of four nos. clamp made of flat for holding the cable including Nuts & bolts.

PLINTH OF 5 MVA, 33/11 KV TRANSFORMERS : Construction of plinth of size 3.46x4.46 Mtr. for 5 MVA Transformers having 0.5 Mtr. below ground level and 0.5 Mtr. above ground level. The plinth will be made as per drawing and shall be plastered/finished on top and sides of the plinth with 6" RCC lanter with supply and erection of 90 lbs rail pieces

Plinth & Foundation of 33 KV VCB

Laying and dressing of 11 KV 3x300 Sq. mm. under ground cable in the trench as per Resspo norms. The work includes supplying of fine sand and bricks, refilling and ramming of the left out soil, closing the trench and leveling.

Sundry Stores (Protection boards, connecting clamps, etc.)

Making of 33 KV Heat Shrinkable Jointing Kit Outdoor Type for 33 KV, 3x300 Sq. mm. XLPE Cable

Clamps for fixing of cable and cable box

Structure For 33 KV cable support

Digging of trench and Laying of 3x300 sq.mm. cable below 1.5 Meter of ground level by open trench Method, brick on both side, filling of sand and he sand & brick on cable & earth ramming and dressing properly with complete job for laying 33 KV XLPE cables of sizes 3x300 Sq.mm. including cost of bricks, sand, clamps etc.

Laying of 33 KV, 3x300 XLPE Cable in Air on Double Pole Structure & filling of cable joint kit with proper dressing.

Carriage of following material from Center Store to Site 33 KV Bus Isolator.

33 KV Lightening Arrestors

33 KV VCB 800A, 750MVA with Steel structure

Control panel I/C for 33 KV single T/F

33 KV CT 400/200/1A

11 KV SWITCH GEARS VCB:- (i) Incoming VCB 600/300/5A, 350MVA, I /C

(ii) Outgoing 200/100/5A, 350MVA

11 KV 3 × 300 Sq.mm XLPE Cable

11KV Cable jointing kit. Heat Shrinkable 3x300 Sq.mm Indoor

11KV Cable jointing kit. Heat Shrinkable 3x300 Sq.mm Outdoor

A.C.S.R. Dog conductor

33 KV XLPE Insulated Al. Cable 3 x 300 sq. mm.

33 KV Heat Shrinkable Jointing Kit Outdoor Type for 33 KV, 3x300 Sq. mm. XLPE Cable

M/s ARTI ELECTRICALS (BID ID -4982925)

M/s APOORWA ELECTRICALS (BID ID -4983166)