S.I.T.C of 750 KVA Transformer and Replacement of Pole and 11 KV material for 50 KVATransformer in RINPAS, Kanke, Ranchi.

Supplying Outdoor type 750 KVA copper wound transformr continously rated for 3Ph 50 HZ at full load and termp rise not exceeding 45c by thermameter in oil and 50C by the resistance in winding after continous run at full load rating the transformer should have oil immersed winding have vector group Dy 11, HT side connected in delta and L.T side connected in star with neutral brought out connected to provide separate earthing the Tansformer shall have power terminal arrangement, bushing/ cable end box on HT side and cable end box on LT side 2 Nos channels with stopper shall be provided and fixed on the provided plnth for mounting the transformer. The Transformeer should have following standard fitting. Transformer shall be latest manufacturing standards as per amended IS specification and the load & No load losses shall be limited to the values given below or as per IS:2026 or Norms issued by SEB which ever are lower.

a) Oil Conserator with filling hole with cap and plain oil level gauge.

b) Silica gel dehydratng breather charged with silica gel.

c) Oil Drain Valve.

d) Oil filter valve

e) Lifting eyes/ hooks

f) Two earthing terminals.

g) Diagram and rating plate

h) Air Vent

i) Explsion Vent

j) 100mm dia thermo meter with thermomenter pocket

k) Fouor bi directional plain roller

Supplying of PSC Pole 400kg W.L (9mtr0

ACSR 11KV Dog Conducotr (100 sq mm)

PG Clamp for 34/55 mm2

11KV pin insulator 10KN, OD 40 mm dia with Pin (Polymer Type) and Nut & Bolt

11 KV B& S Type Disc Insulator (Polymer Type) 70KN with H/W fitting

S/F 11 KV 3 pin type 3 phase AB swithc 200 amp (Double base type)

11 KV H.G Fuse set (Polymer type)

11KV Lightening arrestor (9KV, 10KA) class II sletion type (1set 3 nos)

11 KV Top channel (75x40x6mm) (alvenise) (41.3 kgs) (1 set controls 2 nos)

11 KV Channel for AB switch (75 x 40 x6 mm) (Galvanised) (41.3 kgs) (1 set contains 2 nos)

11 KV HG Fuse Channel (75x40x6mm) (Galvenised) 41.3 kgs

Support clamp for top channel 50x6mm flat for 9 mtr 400 kg PSC Pole (Galvanised) 3 kg

Support clamp for aB switch Base channel (50x6mm) for 9 mtr 400 Kg PSC Pole (Galvenised) 3 kg

Support clamp & channel for AB swtich handle (1set contains 2 nos)

11 KV stay set complete (1800x16mm) with stay wire 7/10 SWG and guy insulator

Angle/ side stay clamp (50x10mm) for 9 mtr 400Kg PSC Pole (Galvenised) (1.92 kgs) (1 Pair contains 2 nos)

Danger Board 11 KV

11 KV XLPE cable 3cx95 sq mm (Armoured)

11 KV 3 core heat shrikable outdoor cable jointing/ Termination kit 95-50 sq mm

Erection of metallic pole of following length in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required.

Above 8 metre and upto 8.0 metre

Supplying of following sizes and core PVC/ XLPE insulated PVC sheathed, heavy duty, armoured electrical cable with aluminium conducoitr for working voltage upto and includgin 1100 votls confirming to IS:1554, Part I

a) 400 sq mm 3.5 core

250mm x 250mm Brick Drain making 250mm clear width brick drain with cement motor 1.6 with 250 mm depth 125 mm apron with one brick flat soling platering c.M 1.3 with Running sand filling but excdludgin earth work in brick drain all complete as reqd.

Laying of one number additional PVC insulated and PVC sheathed/ XLPE power cable of 1.1 KV grade of size exceeding 185 sq mm but not exceeding 400 sq. mm in the existing RCC/HUME/STONEWARE/METAL pipe as required.

Supplying aluminium lugs for following sizes of PVC insulated nd PVC sheahted/ XLPE aluminium conducotr cable of 1.1 KV grade as reqd.

a) 400 sq mm 4 core

Earthing with copper earth plate 600mm x 600mm x 3mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (with charcoal or coke and salt) as required.

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Making platefomr for 750 KVA Transformer with first class brick in 1:4 cement of size 7'x5'x3'

PCC concreating in (1:1:5:3) on top of platerform 15cm thickness and 35cm bottom of the plate from (L.S)

Fabrication, installation with 16 SWG MS sheet with one coat steel primer and two coat spray painting with approved shade making PCC plinth and foundation including fitting and fixign connection, transportation upto work site labour charge etc all complete as reqd.

630 Amps 35 KA four pole MCCB with fiexed thermal setting- 1 Nos

60mm x 10mm (5.60 kg/ Mtr) copper tabpe- 40 Kg

Digital voltmenter (0-500 Volt)- 3 Phae- 1 Nos

Digital Ameter (0-500Votl) 3 Phase- 1 Nos

CT Coil of CT ratio 500/5 IS:2705 Part 3- 3 Nos

LED Indicaotr lamp- 3 Nos

Labour Cess @ 1%