Design, Engineering, manufacturing, supply, erection, testing & commissioning of ± 125 MVAR STATCOM at 220kV Tharad Substation on Turnkey basis including civil works

Particulars of Item Unit

Supply, Erection, Testing and Commissioning of Protection equipments and

materials as per respective technical specifications and relevant special

conditions and suitable for TWO Main Bus and One Transfer Bus (3 Bus)

system on 220 kV side

Control & Protection panels (having IEC 61850 Edition 2 as well as Cyber

1 security compliant IEDs) for 220 kV Bays (Control Voltage - 220V DC) as per

tech specifications with following break up

1) Control & Protection panel for Line Set 0

2) SCADA compatible Control & Protection Panel for coupling Transformer HV Bay

( 220 kV/ xx kV HV) to suite the STATCOM system requirement

2) Conventional Control & Relay Panel for coupling Transformer HV Bay (

220 kV/ xx kV HV) to suite the STATCOM system requirement^

3) Control & Protection panel for TBC Set 0

4) Control & Protection panel for BC cum TBC Set 0

5) Busbar Protection - Augmentation of existing Numerical Busbar protection

scheme GE make MiCOM P74x (CU- MiCOM P741 & PU - MiCOM P743) by

integrating bay under scope along with all required accessories and installation,

testing & commissioning of complete Busbar protection scheme in all respect.

Bus bar protection Bay unit (PU) compatible to existing Bus bar scheme will be

provided by GETCO. Only integration and commissioning is in the scope of bidder

6) Establishment of Interfaces with existing Control & Relay Panel for BC, TBC,

LBB, PT Selection, Interlocking etc.

IEC 61850 compliant Global Positioning System based Time Synchronization

Equipment to suite the STATCOM system requirement

Supply, Erection, Testing and Commissioning of Protection equipments and

B materials as per respective technical specifications and relevant special

conditions and suitable for xx KV Bus system

Control & Protection Panel (having IEC 61850 Edition 2 as well as Cyber

security compliant IEDs) for xx kV bays (Control Voltage - 220V DC) as per tech

specifications & with following break up

1) Control & Protection Panel for two Lines Set 0

2) Control & Protection Panel for Interconnecting Line & Line Set 0

3) Control & Protection Panel for Line & Bus coupler Bay Set 0

4) SCADA Compatible Control & Protection Panel for coupling Transformer LV Bay

( 220 kV/ xx kV LV) to suite the STATCOM system requirement Set 1

5) Control & Protection Panel for Transformer with Differential Relay (66/11KV

6) Control & Protection Panel for Capacitor bank Set 0

Supply, Erection, Testing and Commissioning of General purpose

D equipments and materials as per respective technical specifications and

relevant special conditions and suitable for STATCOM System Requirement

Sr. Erection Supply

Particulars of Item Unit

Battery set - 220 V, 250Ah at ECV -1.14, C5 Duly cycle {1.2 V, 174 cells} Ni-

CAD Battery Set with Two Step Two Tier FRP stand of adequate size. (Rating is

tentative for estimation purpose please refer Remarks)

Battery set - 220 V, 250Ah at ECV 1.85V {2 V, 110 cells} Plante' type Lead Acid

Battery Set with Two Step Two Tier FRP stand of adequate size

(Rating is tentative for estimation purpose please refer Remarks)

Battery Charger - 220 V (Float - 30A / Boost - 60A) - (SCADA compatible)

Suitable to Ni-Cd Battery set and shall be able to charge Battery set as per

2 requirement during float / boost mode as well as it shall supply to load as per rated No. 2** 2**

voltage of load components.

(Rating is tentative for estimation purpose please refer Remarks)

3 DCDB-220 V with 35 Feeder No. 2

4 DCDB-220 V with 20 Feeder No. 0

4a DCDB-220 V with 20 Feeder (For PLCC Panels) No. 0

SCADA Compatible 1000 Amp LT Panel Board suitable to STATCOM system

Supply, Installation, Testing and Commissioning of materials/item for Power

Cable and Control Cable wiring including preparation of wiring schedule.

Supply and Laying of 1.1 kV FRLSH PVC armoured copper/Aluminium control/LT

power cable in trench including binding/clamping of cable with PVC locable wire

tie as per requirement including supply and fixing of identification tags on both

ends and at distance of every 100 mtr for STATCOM Bay Coupling Transformer

(Note :- Aluminium cables of size 185 mm2 & above shall be XLPE type)

1) 2c x 2.5 mm2, armoured copper control cable Mtr. 350# 350#

2) 2c x 4 mm2 , armoured copper control cable Mtr. 110# 110#

3) 4cx2.5 mm2, armoured copper control cable Mtr. 580# 580#

4) 4c x 4 mm2 , armoured copper control cable Mtr. 1740# 1740#

5) 7c x 2.5 mm2, armoured copper control cable Mtr. 550# 550#

6) 12c x 2.5 mm2, armoured copper control cable Mtr. 900# 900#

7) 12c x 4 mm2, armoured copper control cable Mtr. 320# 320#

8) 19c x 2.5 mm2 , armoured copper control cable Mtr. 1720# 1720#

9) 27c x 2.5 mm2 , armoured copper control cable Mtr. 1220# 1220#

10A) 1 x 50 mm2 , armoured copper cable Mtr. 660# 660#

10B) 4C x 10 mm2 , armoured copper control cable Mtr. 110# 110#

11) 4 x 10 mm2 , Al. armoured LT cable Mtr. 110# 110#

12) 3.5 x 25 mm2 , Al. armoured LT cable Mtr. 370# 370#

13) 3.5 x 50 mm2 , Al. armoured LT cable Mtr. 0

14) 3.5 x 120 mm2 , Al. armoured LT cable Mtr. 0

15) 1C x 150 mm2 , Al. armoured LT cable Mtr. 0

16) 1C x 240 mm2 , Al. armoured LT cable Mtr. 150# 150#

17) 1C x 300 mm2 , Al. armoured LT cable Mtr. 750# 750#

18) 3.5 x 300 mm2 , Al. armoured LT cable Mtr. 0

Supply and Laying of 1.1 kV FRLSH PVC armoured copper/Aluminium control/LT

power cable in trench including binding/clamping of cable with PVC locable wire

tie as per requirement including supply and fixing of identification tags on both

ends and at distance of every 100 mtr for STATCOM Bay Coupling Transformer

(Note :- Aluminium cables of size 185 mm2 & above shall be XLPE type)

Sr. Erection Supply

Particulars of Item Unit

Termination of the control cable at panel / MK box/equipment including PVC

binding dressing/shaping drilling of holes in panels for glands nuts for following

size. The work also includes Looping in panel and MK box with using crimping type

2 of lugs of suitable size with ferruling with proper size of copper cable wire. The

loops should be bunched with using button tape and proper shaping etc.

1) cables from 2 core to 7 core of 2.5 & 4.0 Sq.mm size No. 1150#

2) cables above 7 core No. 1300#

Laying of 1.1kV PVC/XLPE armoured Al. LT power cable in ground by digging

trench of suitable width and 450 mm depth with providing and fixing of brick and

sand layer covering the cable in any type of soil and Laying of 1.1kV PVC

armoured copper control cable in heavy duty PVC pipe of suitable size buried in

3 ground by digging trench of suitable width and 450 mm depth in any type of soil

including supply and fixing of Pipe and identification tags at distance of every

Mtrs for following size

1) Control Cables upto 7 core Mtr. 2050#

2) Control Cables above 7 core and all LT cables Mtr. 2500#

Supply, Erection, Testing and Commissioning of Modular Variable-diameter Cable

sealing system as per respective technical specification and relevant special

conditions wherever the electrical / instrumentation / communication / LT Power

cable underground and over-ground enter or leave bay kiosks / control room of

substations / cable trench / basement.

Nos. of Module requirement per cable entry in

Providing and fixing of suitable BOX type GI perforated tray with necessary clamps

and couplings for control cable of CT/PT/CVT etc. equipments including fixing

with structures up to plinth level as per instruction of Engineer-in-charge.

1) 220 kV Switch Yard Mtr. 150

2) 132 kV Switch Yard Mtr. 0

3) XX kV switch Yard Mtr. 125

Providing and fixing of suitable BOX type GI perforated tray with necessary clamps

and couplings for control cable of CB, Isolator, Earth Switch etc. equipments

including fixing with structures up to plinth level as per instruction of Engineer-in-

1) 220 kV Switch Yard Mtr. 150

2) 132 kV Switch Yard Mtr. 0

3) XX kV switch Yard Mtr. 100

5 Providing and fixing bay MK as per tech spec No. 1

Providing and fixing Yard LT ACDB as per tech spec -with 20 OG feeders

7 Providing and fixing Yard LT ACDB as per tech spec -with 12 OG feeders No. 0

8 Providing and fixing of CT-PT/CVT JB as per Technical specification

1) PT JB (xx kV Bus) No. 1

2) CT JB (xx kV Coupling Transformer LV Bay) No. 1

3) CVT JB No. 0

1.# The quantities of control and power cables shown in the BOQ are based on typical cable philosophy.

Hence, the contractor shall work out actual requirement of quantity for execution by calculating cable lengths.

2. # All the cables shall be laid through minimum possible route and accordingly the quantity of cables shall be

calculated and considered as per actual measurement. Any adjustment found during execution is to be

absorbed and final amendment of quantity shall be based on approved 'As Built' quantity.

3.^ Either SCADA compatible Control & Protection Panel or Conventional Control & Relay Panel shall be

considered for 220/xx kV Coupling TRF HV Bay based on suitability of STATCOM System requirement