Tender for Erection Part of Providing 33kV Isolators with earth switch, LA for 33kV outgoing feeders at Kargha Sissu Sub Station Thirot and Koksar yard under ECSD HPSEBL Kargha

Amount

Design, engineering, manufacture, assembly, testing & delivery of 33kV Isolator (1250 A, 25kA, with Earth switch) complete with accessories for 33KV system. (Provided by HPSEBL Qty. 4 Set)

Design, engineering, manufacture, assembly, testing & delivery of 33kV LA Surge Arrester (30kV, 10kA, Station class, ZnO,Porcelain) complete with accessories for 33KV system

Design, engineering, manufacture, testing & delivery of 30V Battery bank (15No.x02V cell,dry, 100Ah)

Earthing set suitable for HT line made of GI pipe 40 mm dia (internal dia) wall thickness 3.25 mm medium quality pipe of standard make conforming to IS: specifications 2500 mm long with GI Socket closed at top pipe shall have holes of 12 mm dia every 150 mm apart throughout the length and staggered diameterically. Full clamps of MS Flat 40x3 mm fitted at top end of the pipe along with bolts and nuts size 50x12 mm and washers for fixing the clamp on the pipe. The bottom end of the pipe shall be tapered cut at 45 degree

Design, engineering, manufacture, assembly, testing & delivery of 11kV Isolator (12kV, 1250A, 25kA without Earth Switch, O/D)

Design, engineering, manufacture, assembly, testing & delivery of 11kV LA Surge Arrester (9kV, Station class, ZnO,Porcelain, O/D) complete with accessories for 11KV system

MS Channel 125x65x6 mm Cross Arm: Fabrication and supply of Cross arms suitable for 33 KV made of only TATA/SAIL/RASHTRIYA ISPAT or conforming to IS: 2062:2006 M.S. Channel Iron 125x65x6 mm Cross Arm, suitable for fixing on both Steel and PCC Poles whatever is required single/double pole structure of 33KV line with holes at suitable places wherever required to adjust 5/8” dia nuts and bolts, pin insulators, ball cleaves, eye socket and washers. The weight of MS channel should be strictly 13.10 Kg per meter with a variation of +/-5%. The Cross Arm should be duly painted with two coat red oxide paint of superior quality:

6000 mm Long for 33kV X-arm

11kV Outdoor gantry for outgoing feeder

Supports

(a) Steel tubular pole 11m long

(b) RCC muffs & concreting thereof

Cross Arms

(a) 4.4 m long M.S. channel iron 100x50x6 mm 9.56 kg/m Cross arms for Sub-Station

(b)M.S angle iron 50x50x6 mm 4.5 kg/m cross arms for Sub-station

(c) M.S. Half clamps

(d) Full Clamp

(e) Nuts and Bolts of Various Sizes (Galyanised / Coated) [Perferably 16mm ø or more ( with flat and spiring washers)]

ACSR 100mm2 conductor for Jumpers [ approx 4mtr/ phase ]

Discs insulator sets (comprising 1No. Disc: ˄˄ (Porcelain,BS, 12 kv, 90 kn ) including Dead End Clamps etc,)x(3 No. conductors )

Clamps

Installation, erection, testing and commissioning

Installation and erection of 33kV Isolator (1250A, 25kA with Earth Switch) complete with accessories for 33KV System

Installation and erection of 33kV LA Surge Arrester (30kV, 10kA, Station class, ZnO,Porcelain) complete with accessories for 33KV System

Installation and erection of super structure and bus bar

Erection of Cross Arm

Erection of T set

Erection of jumper set

Erection of bus bar

Erection of Earthing set suitable for Sub-Station complete in all respect

Installation and erection of 11kV Isolator (12kV, 1250A, 25kA without Earth Switch, O/D)

Installation and erection of 11kV LA Surge Arrester (9kV, Station class, ZnO,Porcelain, O/D)

Erection of 11KV Outdoor Gantry

Erection of 11 mtr S/T pole double structure

Erection of Earthing Set

Fixing of Jumpers, isolators, Disc, Insulator and LA etc.

Dismentle charges for 33/11kV Sub-Station

Dismentling of 33kV Isolators

Dismentling of Super structure & Bus bar

Dismentling of Cross Arm

Dismentling of T set

Dismentling of jumper set

Dismentling of bus bar

Ashoka Electronics and Electrical industries

Nivesh Engineering and Power Solutions