Ext of 33 KV line from GNT 33 KV SS to eight nos in/c installation of 100 KVA 33/0.433 KV Distribution SS within the jurisdiction of ESD-GNT

Supply of new materials for construction of 33 KV line and 33/.433 KV Distribution Sub-Station

11 mtr. Long full galvanised steel tubular pole

9 mtr. Long full galvanised steel tubular pole

8 mtr long Steel Tubular Pole

GI stay set complete

Stay insulator 33 kv

Stay wire

PG Clamp

33 kv 900MM polymer composite pin isulator

11 kv polimatric disc insulator

11 KV DIsc Fittings 7/3.8

LT Shackle Insulator

Straps Nuts & Bolts

MS Channel 100x50x50x6 mm)

MS Channel (75x40x40x6 mm)

MS Angle 65x65x6 mm

ACSR (6/1/2.59 mm)

33KV Polimatric G.O SWITCH 3PH/ISOLATOR 500A

33 KV Polymer DOF

100 KVA 33/0.433 KV Distribution Transformer

33 KV L.A 30 KV , 10 KA

GALVANISED NUTS &BOLTS assorted size

Danger plate

Galvanised flat 65x6mm

Barbed wire

33 kv G.O SWITCH 3PH/ISOLATOR 800A outdour, manually operated horizontal rotating type double break triple pole Gang operated isolator complite with post insulator, arching horns, mechanical interlocking arrangement etc. without earth switch

Supply of Plant, Equipment & Materials for 33KV Sub-Station

36 Kv , V1250A ,750KVA rupturing capacity outdoor type Vaccum Circuit Breaker complete with spring closing /tripping local and remote arrangement with complete accessories

33 KV control and relay panel simplex type complete with differential relay, 2- over current & 1-earth fault combined relay,1 Unit of differential relay, auxiliary relay, 1-Voltmeter, 3-Ammeter, CT operated static tri-vector meter(TVM), internal panel wiring, semaphore for VCB breaker & isolator, mimic bus diagram (size 4 mm thick X 10 mm. width) with the panel name:

33 KV Sigle phase outdoor type CT (CTR 100-50/1--1-1 A)

33 KV single phase outdoor type PT of suitable burden and accuracy class having following PT ratios 33000V/√3/110V/√3.associated with outdoor terminal box and bi-metalic clamps.(1 No as spare).

10 KA, 30 KV Static type Metal Oxide heavy duty lightning surge arrestor of class 3 suitable for operation on 33 KV system conforming to IS: 3070 (P-1) / 1974and latest amendments(3 No as spare)

33kv 3PH 400A Isolator outdoor , manually operated horizontal rotating type double break triple pole Gang operated isolator complete with post insulator, arching horns,mechanical interlocking arrangement etc.without earth switch.

Galvanised steel materials for granty Structures of Switchyard as per approved design and bill of materials.

Galvanised nuts & bolts with washer and foundation bolts etc. as required

Busbar & stringing materials. a) 60 mm. dia Aluminium. pipe for equipment bus having current carrying capacity 400A. i

Ball & socket type 70KN, 11KV disc insulator

Tension clamp suitable for 70KN ball & socket type disc insulator with AASC "DOG" equivalent conductor of size 7/4.26mm

AAS "DOG" Conductor

Flexible bimatelic clamp for isolator, CT, breaker & LA etc

"T"-clamp suitable for AASC "DOG" equivalent conductor in one end and 40mm dia Al. tube on other end.

7/3.15mm GI stranded earth wire

33KV post insulator

Sub-station earthing materials complete with 32x6mm Hot dip galvanised steel flat and 50mm dia 3.5mm thickness hot-dip galvanised pipe, clamps etc. as per specification.

Control cable,PVC insulated PVC Sheathed & 2.5 sqmt. Copper conductor of following capacity & core as per IS:1554 (P-I) 1988.a)12-core - lot b) 07-core - lot c) 04-core - lot d) 02-core - lot

50x6mm G.I.Flat.

Civil works for construction ofswitchyard (33 KV S/S)

Earth work in excavation in foundation trenches not exceeding 1.5 mtr. In width or 10 Sqm on plan or drains not exceeding 1.5 mtr.width or 10 sq.mtr.on plan i/c dressing of sides & ramming of bottoms, lift 1.5 mtr. i/c getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 mtr.: a) All kinds of soil ( excluding rock)

RCCwork 1:2:4 (1 Cement :2 river sand: jhama brick aggrigate of 20 mmnominal size)excluding the cost of centring,shuttering & rainforcement.

Cold twisted steel rainforcement for RCC works i/c bending binding and placing in position complete

First class brick work in foundations & plinth in cement morter 1:6(1 cement:6 river sand.) a.) Cable trenches

Providing & laying cement concrete 1:3:6 ( 1 cement : 3 river sand : 6 jhama brick aggregate 20 mm. nominal size ) excluding the cost of centring & shuttering. a) Foundations and plinth

12mm cement plaster work 1:6 (1 cement :6 river sand )

Providing centring & shuttering i/c shruttering, propping etc and removal of forms for:- a.) Foundation footing , bases of colum etc of mass concrete.

Neat cement punning

Earth work in excavation over areas exceeding 30cm in depth, 1.5 mtr in width as well as 10 Sqm. on plan in/c disposal of excavated earth lead upto 50 mtr . and lift upto 1.5 mtr .disposed earth to be levelled and neatly ressed. a.) All kinds soil excluding rock.

Civil Works for 33 KV Line and 33/0.433 KVA Transformer Base

Transformer base (RCC) i/c hard drawn fencing with necessary accessories

Steel pole grouting(CC) 1:2:4 ( cement 1 , sand 2 , 40MM agreegate stone concrete 4 )Erection of 12 mtr long steel tubular pole in normal soil with cement concrete foundation of ratio 1:2:4 (cement: Sand:Jhama brick aggregate) Volume 0.333 cum i/c supply of gradients & centering, shuttering

Detailed Route survey for alignment with coverage of exiting distribution sub-station, submission of route alignment, profile and final survey indicating land mark, road crossing, river, water body, SCADA OFC cable, and P&T line etc.

Erection of the following items at 33KV Sub-Station

36 Kv , V1250A ,750KVA rupturing capacity outdoor type Vaccum Circuit Breaker complete with spring closing /tripping local and remote arrangement with complete accessories

33 KV, 400A, manually operated horizontal rotating type double break triple pole Gang operated isolator complete with post insulator, arching horns, mechanical interlocking arrangement etc. With earth switch

33 KV Sigle phase outdoor type CT (CTR 100-50/1--1-1 A)

33 KV single phase outdoor type PT of suitable burden and accuracy class having following PT ratios 33000V/√3/110V/√3.associated with outdoor terminal box and bi-metalic clamps.(1 No as spare).

10 KA, 30 KV Static type Metal Oxide heavy duty lightning surge arrestor of class 3 suitable for operation on 33 KV system conforming to IS: 3070 (P-1) / 1974and latest amendments(3 No as spare)

33 KV control and relay panel simplex type complete with differential relay, 2- over current & 1-earth fault combined relay,1 Unit of differential relay, auxiliary relay, 1-Voltmeter, 3-Ammeter, CT operated static tri-vector meter(TVM), internal panel wiring, semaphore for VCB breaker & isolator, mimic bus diagram (size 4 mm thick X 10 mm. width) with the panel name:

Galvanised steel materials for granty Structures of Switchyard as per approved design & bill of materials..

Galvanised nuts & bolts with washer and foundation bolts etc. as required.

60 mm. dia Aluminium. pipe for equipment bus having current carrying capacity 400A. i

Ball & Socket type 70KN, 33 KV disc insulator.

Al. tension clamp suitable for 70 KN ball & socket type disc insulator with ACSR( DOG ) conductor.(Steel- 7/1.57, Al- 6/4.72)

ACSR( DOG ) conductor.(Steel- 7/1.57, Al- 6/4.72).

Suspension clamp suitable for ACSR(DOG)

"T" - clamp suitable for ACSR (DOG) conductor in one end and 40 mm. dia Al. tube on other end.

"T" - clamp for ACSR(DOG) conductor.

Flexible bimetallic clamp for isolator, CT, PT, breaker, transformer & LA etc.

Control cable,PVC insulated PVC Sheathed & 2.5 sqmt. Copper conductor of following capacity & core as per IS:1554 (P-I) 1988.a)12-core - lot b) 07-core - lot c) 04-core - lot d) 02-core - lot

Supply & Erection 110V DC distribution panel made of steel sheet (14 SWG) and suitable for floor mounting as per detailed technical specification in the tender document.

Erection of the following items for 33KV line & Distribution Sub-Station

Erection of 11 mtrs.long galvonized tubuler Pole direct in earth including excavation, refilling and ramming etc. as required complete (1 /6 th of the length of the pole to be embedded in earth).

Erection of 9 mtrs.long galvonized tubuler Pole direct in earth including excavation, refilling and ramming etc. as required complete (1 /6 th of the length of the pole to be embedded in earth).

Erection of 8 mtrs.long galvonized tubuler Pole direct in earth including excavation, refilling and ramming etc. as required complete (1 /6 th of the length of the pole to be embedded in earth).

Erection of 3.5 mtr long made of 100x50x50x6 mm MS Channel for DP structure for line GO & Sub-Station GO purpose as per direction of the Engineer-in-Charge.

Erection of 3.2 mtr long made of 100x50x50x6 mm. MS Channel for D.P. structure as per direction of the Engineer-in-Charge.

Erection of 0.3 mtr long made of 100x50x50x6 mm. MS Channel for S.P. structure as per direction of the Engineer-in-Charge.

Erection of 'V' cross arm 2.5 mtr long made of 100x50x50x6 mm. MS Channel for SP structure and distence of two pin hole1525mm as per direction of the Engineer-in-Charge.

Erection of 3.5 mtr. long made of 75 x 40 x 40x 6 mm.MS Channel for double pole guard bracket as per direction of the Engineer-in-Charge.

Erection of 2.5 mtr. long made of 75 x 40 x 40x 6 mm MS Channel for Single pole guard bracket as per direction of the Engineer-in-Charge.

Erection of 3.5 mtr long made of 75x40x40x6 mm galvonized Channel for G.O, D.O., & GO pipe suport as per direction of the Engineer-in-Charge.

Erection of 3.2 mtr. long made of 65x65x6 mm MS Angle for double pole cross arm as per direction of the Engineer-in-Charge.

Erection of 2.5 mtr. long made of 65x65x6 mm MS Angle for double pole cross arm as per direction of the Engineer-in-Charge.

4-Wire LT C-Bkt

33KV Polimatric G.O SWITCH 3PH/ISOLATOR 500A

33 KV Polymer DOF

63 KVA 33/.433 KV Distribution transformer

33 KV L.A 30 KV , 10 KA

LT Shackle insulator

Danger plate

Barbed wire

33 kv 900MM polymer composite pin isulator

11 kv polimatric disc insulator with dIsc fittings 7/3.8

Laying, hoisting & stringing of ACSR (6/1/2059 mm) MM Conductor including binding, jumpering, etc. as reqduired & as per direction of the Engineer-in-Charge.

Laying, hoisting & stringing of 10 SWG GI wire including binding, jumpering, etc. as reqduired & as per direction of the Engineer-in-Charge.

Eection of 33kv protective guarding by GI 8 SWG as per technical specification. Acoss road river Telicom line etc. In horizontal formation complite.

Supply and erection of earthing set as per ISS : 3043 of 1966 and with latest amendment if any, 2.5 mtr long G.I. pipe (ISI marked) of 40 mm diameter with suitable holes on pipe circumference including a pair of clamps (made of 50 X 6 mm M.S. flat), galvanized nuts & bolts along with alternate layers of salt & charcoal including supply of 4.0 mtr long, 12mm dia PVC pipe for each earthing set etc. as required and as per direction of the Engineer-in-Charge.

Erection of GI Stay Set complete direct in earth with 16 mm. dia. 1.8 mtr. long painted stay rod, anchor plate of size 300 X 300 X 10 mm. thick, turn buckle of length 356 mm. with 300 mm. long threaded adjustable 16 mm. dia. MS rod , thimble, guy insulator as per IS specification, hot dip (heavy duty) galvanized stay stranded wire of size 7/2.5 mm. fastened with stay clamps as required. ( including supply of MS clamp & Nuts & Bolts as reqd) and Grouting of stay set with CC of ratio 1 :2:4 (1 cement: 2 river sand: 4 jhama brick aggregate of 20 mm. nominal size) ilc supply of cement, sand and brick aggregate complete with excavation, refilling of earth, ramming along with centering and shuttering as required ( @ 0.119 Cum per stay set as per TSECL Specification)

Cutting, clearing & disposal of jungle/tree of any girth from 3(three) meter either side of HT/LT line of providing required vertical and horizontal clearance as per provision of I.E. Rule.

Extension of 3 ph service connection.

Carriage of GI Wire from MMD Division Agartala to Worksite including loading,unloading etc as req.