HED/343/2025-26

Erection Part T. S No. 276/2025-26

Erection of Earthing Set.:- Fixing of earthing pipe of pit for coal earthing, fixing of G.I wire to system filling of pit and remaning work complete in all respect.

Erection of Stay Set HT:- Digging of Pit fixing of Stay Rod, filling of Pit, Nozeiling & Tightning complete in all respect.

Erection of Jumpering

Erection of GO switch complete in all respect.

Loading of materials LT lines materials on truck at Divisional Store and same material unloading at road head site and Manual Carriage Of Material For Average Distance From Road To Site Of Work .(If required as per site).

Supply Part T. S No. 276/2025-26

CT-PT Combined Unit [PT:11 kV/110 V) ; CT: 300/5A]

Prov. CT-PT Combined Unit [PT:33 kV/110 V) ; CT:400/5A]

3-phase, 3/4-Wire CT-PT operated Static Trivector Meter (DLMS Compliant)

i) PVC Multistrand 2.5 mm² copper wire

ii) 1 inch dia GI pipe for concealing

iii) bend joints/ elbow

MS Angle Iron (50X50x6 mm), Length : 2800 mm x 1 Nos for LA.

X-Arm: [Channel Iron (75x40x6 mm), Length : 2800 mm X 4 Nos] for supporting GO switch

X-Arm: [Channel Iron (100x50x6 mm), Length : 2800 mm X 2 Nos] for CT-PT Bed

X-Arm [Channel Iron (100x50x6 mm), Length : 460 mm x 2 Nos for supporting main channel of CT-PT Bed]

MS Angle Iron (50X50x6 mm), Length : 2800 mm x 2 Nos

MS Angle Iron (35X35x5 mm), Length : 460 mm x 2 Nos

MS Angle Iron (50X50x6 mm), Length : (950 mm) x 2 Nos for Bed Knee Bracing

GO AB Switch Unit (11kV, 400A, 25 KA ) O/D type

MS Angle Iron (50X50x6 mm), Length : 2800 mm x 2 Nos

MS Angle Iron (35X35x5 mm), Length : 460 mm x 2 Nos

MS Angle Iron (50X50x6 mm), Length : (950 mm) x 2 Nos for Bed Knee Bracing

GO Switch Handle supporting : [Channel Iron (75x40x6mm), Length: 460 mm

Surge Arrester, 9 kV Station Class (Porcelain Type)

Stay set complete

Stay Wire (7/3.15 mm) (7.0 kg Per Stay Set)

Pipe Earthing Set

6 SWG GI wire For Earthing

Half Clamp (M.S. Flat 50X6 mm)

Full Clamp (M.S. Flat 50X6 mm)

Nuts and Bolts of Various Sizes (Galvanised / Coated) [Preferably 16 mm Φ or more (with flat and spring washers)]

Aluminium Thimble

Copper Thimble 200 Amp.

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