Const of new 33 KV line for MES Ratnuchak

Amount

Substation Main Equipment, Line-In bay at R/Stn MES Kaluchak

33 kV VCB (36 kV, 1250A, 26.2 kA, Outdoor Type)

33 kV Isolator with Earthing Blade (36kV,1250A, Outdoor, 3 poles, 25 kA) alongwith clamps for Panther conductor

33 kV Isolator without Earthing Blade (36KV,1250A, Outdoor, 3 poles, 25 KA) alongwith clamps for Panther conductor

33 kV Current Transformer (33 kV, 1Φ, Multi Ratio Multi Core, Outdoor) (1 No. per Φ) alongwith clamps for Panther conductor

30 kV Lightening Arrestors (30 kV, 10kA, Station class, ZnO, Polymer) gap less, alongwith clamps for Panther conductor

33kV C&R Panel along with O/C, E/F, Differential relays, mimic diagram, Voltmeter, Ammeter, Annunciation Windows with annunciation relays, 3-phase Tri-vector meter -5 Amps with RS-485 port, DLMS Compliant with RS-485 port (SCADA Compatible)

33 kV Voltage Transformer (33 kV/110 V, 1Φ, Multi-Core, Outdoor), (1No. per Φ) alongwith clamps for Panther conductor

33 kV Polymer Post Insulator 36kV,170kV Impulse, creepage distance 1224m

GI Structures

Galvanised steel structures

Galvanized nuts and bolts

Control Cables

12 Core 2.5 mm2 Control cable copper Armoured , 1.1 kV Grade, ISI, FRLS.

4 Core 2.5 mm2 Control cable copper Armoured , 1.1 kV Grade, ISI, FRLS.

2 Core 2.5 mm2 Control cable copper Armoured , 1.1 kV Grade, ISI, FRLS.

Lugs & Ferrules etc.

Conductor & Hardware

200mm² ACSR Conductor Panther

T-Clamp for ACSR Panther Conductor

Single Tension Fittings for ACSR Panther Conductor

Earth Wire 7/4.00 mm sq.

Earthing of all new equipments and structures with G.I Flat 50 x 6 mm

ST 13 Mtr. Long Poles (ST-410, SP-69)

33kV Polymeric composite Pin Insulator 36kV, 10kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm

33kV Polymeric composite Disc Insulator 36kV,min failing load 70kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm alongwith tension fittings 4U bolt for ACSR 200mm2

Danger Plates with Clamps

Anti-Climbing Device with Clamps

Earthing of Poles Complete by GI Pipe 40 mm or GI Rod 20mm 2.5 mtr long through GI Strip.

Red Oxide

Aluminium Paint

Cement bottoming 1:2:4 mix as per REC standards .7cum /pole

33 kV all Equipment Foundation & Gantry foundation, as per standards (including extending & shifting of wire mesh fencing 27m long alongwith all required civil works)

33 kV yard concreting 1:4:8 with 20 mm nominal stone aggregate 4" thick/ Metalling and laying of gravels 20 mm (140sqm approx)

11KV Indoor Switchgear for dedicated 11KV MES feeder from JPDCL R/Stn Ratnuchak including re-alignment of incoming 33KV line at Receiving Station Ratnuchak, JPDCL

11 kV VCB Panel Board (12 kV, 1250A, 25 kA) with O/C, E/F relays (IEC61850), Mimic Diagram, Voltmeter, Ammeter, Annunciation Windows with annunciation relays, 3-phase Trivector meter -5 Amps, DLMS Compliant with RS-485 port (1+2) set, SCADA Compatible

11 kV, Gapless Surge Arrestor,9 KV ,10 KA ,LA with Polymer housing, Stn. Type

11 kV 400 mm2 Single Core XLPE Cable armoured, FRLS from Transformer to Incomer

11KV 3-Core XLPE 300mm² Armoured, FRLS (2 no. cables)

11KV Cable Termination kit 400mm2 Indoor

11KV Cable Termination kit 400mm2 Outdoor

11KV Cable Termination kit 300mm2 Indoor

11KV Cable Termination kit 300mm2 Outdoor

11 KV isolator, double break, 3 pole, 800 Amp. Horizontal mounting type with earth switch.

11KV Polymeric composite Disc Insulator with fitting 12kV,min failing load 45kN, Lighting Impulse 75kV Positive and 80kV Negative, creepage distance 320mm with tension fittings

11kV Polymeric composite Pin Insulator 12kV, 5kN, Lighting Impulse 75kV Positive and 80kV Negative, creepage distance 320mm

9 Mtr. Long Pole (ST-410 SP33)

Cement bottoming 1:2:4 mix as per REC standards 0.5cum per pole (for 9 m Pole)

ST 13 Mtr. Long Poles (ST-410, SP-69)

33kV Polymeric composite Pin Insulator 36kV, 10kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm

33kV Polymeric composite Disc Insulator with fittings, 36kV, min failing load 70kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm with tension fittings

Cement bottoming 1:2:4 mix as per REC standards 0.7cum per pole (for 13m long Pole)

Red Oxide

Aluminium Paint

Earthing complete by GI Pipe 40mm, 2.5m long through GI Strip 25x5mm (for LAs, Isolator, Iron structures, VCB Bank, etc)

Galvanised iron of sorts

Galvanized Nuts and Bolts.

COMMON MISCELLANEOUS EQUIPMENTS & WORKS AT R/STN RATNUCHAK, JPDCL

a) VRLA type Battery Bank 30 V,100 AH , of 18 No. cells of 2 V each, sealed maintenance free VRLA type,High impact Polyprophelene copolymer container, flame retardant. (Three no. standby cells) with all types of control & power cables b) 30V,100 AH , Float-Cum-Boost Charger With Full wave rectification for 220 V, 1Phase, 50 HZ AC Input Supply including indication lamps, input & output ammeters, input & output voltmeters, all types of control & power cables and other accessories complete.

Distribution Panel (30 V, DC) made of CRCA thickness not less than 2mm, Powder Coated, degree of protection IP43 for 2 No battery incoming supply with 2 No 63 Amps DP MCBs for incoming supply Double busbar of adequate size, 12 No DP DC MCB (0-32A) including indication lamps input & output ammeters, input & output voltmeters, all types of control & power cables and other accessories complete

Distribution Panel (415 V, AC) made of CRCA thickness not less than 2mm. Powder Coated, degree of protection IP43. 200 Amps Switch Fuse disconnector for incoming supply and 5 No TPN MCB's (16-125 Amps ) and 5 No DP MCBs (0-32A), rectangular busbar suitable for 200 Amps continuous Supply including indication lamps, input & output ammeters, input & output voltmeters, all types of control & power cables and other accessories complete

120 mm2 PVC LT Cable 4 Core, armoured, FRLS

Construction of cable trench (900mmx 920mm) size in cement concrete with RCC covers from Power Transformer to Control Room (15m with separate levels for control and power cables) and Control room to outgoing structures (40m length)

Supply, erection, laying, stringing, testing & commissioning of 8 Km (approx.) new 33KV line including re-orientation/ re-erection/ dismantling (incl. transport of dismantled material to store) of any existing network (if required) and erection of Isolation points

11 Mtr. Long Pole (ST-410 SP56)

13 Mtr. Long Poles (ST-410, SP-69)

16 Mtr. Long Pole (ST-410 SP80)

Gl V cross-arm with top Bracket including clamp

Gl Channel X-arm including clamps and braces

200 mm2 ACSR Conductor

PG Clamps for 200 mm2 ACSR Panther Conductor

33kV Polymeric composite Pin Insulator 36kV, 10kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm

33kV Polymeric composite Disc Insulator with fittings, 36kV, min failing load 70kN, Lighting Impulse 170kV Positive and 180kV Negative, creepage distance 900mm tension fittings 4U bolt for ACSR 200mm2

33 kV Isolator without Earthing Blade (36KV,1250A, Outdoor, 3 poles, 25 KA), for isolation point

Galvanized Nuts and Bolts.

Danger Plates with Clamps

Anti-Climbing Device with Clamps

Earthing Complete by Gl Pipe 40 mm or Gl Rod 20mm 2.5 mtr long through Gl Strip.

Red Oxide

Aluminium Paint

Cement bottoming 1:2:4 mix as per REC standards .6cum /pole

Aluminium Jointing Sleeves

Galvanised Stay Set with 50 x 8 mm stay clamp, guy insulator (2Nos.), anchor plate (300x 300 x 8 mm), nut-bolts, 2 Nos turn-buckles, 1.8m long, 20 mm diameter solid GS stay rod & 7/4.00 mm dia Gl stranded wire complete

Guard Netting (with GI wire 8 SWG, GI Channel X-arm including clamps and braces, Eye Bolts)

33kV, Single core 400 mm2 Aluminium round wire Armoured XLPE(E) Cable, FRLS (one spare cable) along with HDPE pipes of suitable size for laying cable at Railway crossing

33 KV Cable Termination kit 400mm2 Outdoor

Installation of RMU at receiving station MES Ratnuchak

33KV, Three core 300 mm2 Aluminium, flat wire Armoured XLPE Cable , FRLS i. From Line-in to RMU (2 no.) ii. RMU to Receiving Substation Transformer bay (1 no.) iii. RMU to outgoing Line towards Kaluchak Rec. Stn. (1no.)

HDPE Pipe Outer Dia 180 mm Inner Dia 152 mm for laying of 33kV XLPE Cable from RMU to tapping point of 33kV Kaluchak tapline

33kV RING MAIN UNIT: 4 way (2+2) Out-put type RMU, SF6 Insulated, extensible type, at 33kV system voltage and breaking capacity 25kA for one second, with SF6 circuit breaker / VCB self powered with O/C + E/F Relay system comprising of: a) Two (2) Nos. 33kV, 630 Amp. motorized Isolators including earthing switches with making capacity 62.5kA, having mechanical ON/OFF b) Two (2) No. 33kV, 200Amp motorized, spring operated, Circuit Breakers (CB) with earthing switches c) Cu Bus - Bar of 630 Amp. rating d) Two (2) No. Numerical Aux. self powered relay having non-directional O/C and E/F protection (for each Circuit Breaker feeder). Relay should have minimum 7-DI & 8- DO. The relay shall also interface via an RS 232/485 port in order to send, as a minimum, real-time readings using the MODBUS protocol. e) Incoming Isolators shall have FPI with electrical reset contact / facility. f) All necessary potential-free contacts for indications relevant to RMU monitoring and control, and also extending indications in the control room. g) Capacitor Voltage Dividers serving live-line cable indicators in each Breaker & Isolator. h) All required extensions so that required auxilliary and DC supply for operation of RMU is available.

33 kV 3-core cable terminating kit outdoor to be used with XLPE cables - 300 sq.mm.

Touch Proof Switchgear Plug-in Termination cable kits (screened, separable elbow connector with built-in trifurcation kit for three core version) for RMU Cable Termination

Cable route Markers.

Excavation in any type of soil including hard laterite soil.

Refilling of excavated soil

Sand for cushioning of the cables in the trench.

Cement Tiles of size 300mm length x250mm width x 37mm thick as a protective cover for underground cables.

Earthing of RMU -- Excavation of earth pit of dia 650 mm & depth 3000 mm, installation of Earthing pipe of 40 mm Nominal bore & 4mm wall thickness & length 2.5 mtr long as Per IS 1239. GI Strip for neutral earthing of size 75mm x 10mm & 50mm x 6mm for connection of RMU body as per IS 2629/85, GI nuts & bolts, refilled with earth enhancement materials and earth Chamber made of brick masonary with RCC slab cover.

Cement concrete 1:2:4 (1 cement : 2 coarse sand: 4 graded granitic or basaltic stone aggregate 40 m nominal size for foundations)

Centering and shuttering including struttings, propping etc and removal of formwork.

15 mm cement plaster 1:4 (1 - cement: 4 -fine sand) for foundations.

Wire mesh boundary fencing around the RMU

33 kV Isolator with Earthing Blade (36KV,1250A, Outdoor, 3 poles, 25 KA) complete

33 kV Lightening Arrestors (30 kV, 10KA, Station class, ZnO, Porcelain/Polymer) gap less

M/S COMBINE GROUP OF ENGINEERS (BID ID -2224683)

CROSSBOW POWER PVT LTD (BID ID -2239525)

SATISH & CO (BID ID -2238147)

Gee Sab Electricals (BID ID -2237966)

power control system (BID ID -2239514)

AJAY CONSTRUCTION (BID ID -2224530)

The Trikuta Engineer (BID ID -2223963)