OPTICAL GROUND WIRE (OPGW)
Telegence has become a professional company executing OPGW installation and commissioning of thousands of Kilometers annually. Our core strategy is to excel in our operation safety, and service quality, innovation in our solution and total customer satisfaction. An Optical Ground Wire (OPGW) is a specially created cable that serves the purpose of protecting transmission lines from fault currents and lightning, earthing and optical communication. Our highly skilled and experienced team has maintained over 18000 km and commissioned over 4000 km network of OPGW across the country in collaboration with leading government and private sector companies. Optical Ground Wire (OPGW) is a revolutionary solution that enables energies between efficient power distribution grids and high speed optical fiber based supervisory Control and Data Acquisition (SCADA) networks, giving power utility companies the unique capabilities of a telecom carrier or service provider.
Installation and commissioning of OPGW in Live line and offline conditions upto 765 KV lines inludes
- OPGW Stringing
- OPGW Drum Testing
- OPGW Hardware fittings Installation
- OPGW Joint Box Installations
- Approach cable Installation
- Fibre Optic Distribution Panel (FODP)
Operation and Maintenance of OPGW for 132 KV,220 KV, 400 KV and 765 KV.
Walkover and aerial survey of OPGW for Extra high voltage transmission line including drone patrolling.
Testing of OPGW in live line and offline conditions includes-
- End to end test
- Post insulator testing
- OTDR Testing
- Fibre Optic Cable Splice Testing
OPGW TELEGENCE EXPERIENCE
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Lightstorm 132 KV,220 KV, 400KV(456 CKm)
Rectification including testing, splicing of OPGW
26.09.2022
OPGW Rectification work of various lines in UP Bihar and Jharkhand
Sterlite Power Transmission Ltd. 400 KV (150 CKm)
Live line stinging of OPGW
01.08.2022
Live line stringing of OPGW for 400 KV D/C Vadavi – Banaskatha line in WRNER – Pkg A, SPTL Gujarat
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L&T 765 KV (60 CKm)
Stringing and splicing of OPGW
01.08.2020
Stringing of OPGW at 765KV S/C Ghatampur- Agra Transmission line in Uttar Pradesh
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Sterlite Power 765 kV (300 CKm)
Survey & Installation of OPGW Accessories.
09.08.2019
Installation of Hardware & Accessories of OPGW & Supervision for Uttar Pradesh Power Transmission Corporation Limited (UPPTCL), being executed by, being executed by Sterlite Power Transmission Limited (SPTL).
Torrent Power 765 kV (27 CKm)
OPGW Stringing
01.07.2019
OPGW Stringing, T-P and T-K line. Also for D-IT-PARKGNR Line
EMC LIMITED 765 kV (4.852 CKm)
OPGW Stringing
20.06.19
765 KVD/C Banaskanth a - Chittorgarh ( Part- III) Stringing of OPGW cable including installation of Hardware fittings.
UPPTCL 132 kV (112.2 CKm)
OPGW Installation
14.05.2019
Installation of OPGW along with hardware & accessories on various 132 KV line under Electy. Trans. Division-1, Prayagraj & Electy. Trans. DivisionPratapgarh
EMC LIMITED 766 kV (88.591 CKm)
OPGW Stringing & Installation
14.05.2019
Stringing of OPGW & its accessories Installation of Joint box above ground (Including 5plicing & Testing) : 24 fibres
EMC LIMITED 88.591kV (765 CKm)
OPGW Stringing & Installation
11.05.2019
Stringing of OPGW & its accessories Installation of Joint box above ground (Including 5plicing & Testing) : 24 fibres
EMC LIMITED 765 kV (72.386 CKm)
OPGW Stringing & Installation
10.05.2019
Stringing of OPGW & its accessories Installation of Joint box above ground (Including 5plicing & Testing) : 24 fibres
EMC LIMITED 765 kV (10 joint box)
Rectification of OPGW Joint Box
09.05.2019
Rectification of OPGWJoint Box
VARRSANA ISPAT LIMITED 220 KV (27.045 CKm)
Dismantling of earthwire & OPGW Stringing
11.01.2019
Against dismantling of earth wire, Stringing, Laying, Cutting, Jointing and final testing from end to end installation testing & commissioning of OPGW including fittings of all necessary hardware & accessories of OPGE in 220KV DC Gandhinagar- Chhatral Transmission Lines under Project No. 2339.
VARRSANA ISPAT LIMITED 220 KV (12.283 CKm)
Dismantling of earthwire & OPGW Stringing
11.01.2019
Against Stringing, Laying, Cutting, Jointing and final testing from end to end installation testing & commissioning of OPGW including fittings of all necessary hardware & accessories of OPGEin 220KV DCGandhinagar- Chhatral Transmission Lines under Project No. 2339.
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SURESH TECHNO · ELECTRO (INDIA) LLP 132 kV (74.355 CKm)
OPGW Installation
04.12.2018
OPGW installation of 132kV DCSS Sendhwa - Shahpura line and 132 kV DCSS 400 ~/s [ulwaniya- Sendhwa line . - Amendment in price schedule
ULTRA TECH TRANSMISSIONS 220 KV (14.84 CKm)
OPGW Installation
22.09.2018
Installation of 48 Fibre OPGW for 220kV DC L1LO Amod Line for 220 kV L1LO of Both Circuit of 220kV DIC Mobha - Mangrol Line at 220kV Amod SIS on 220kV MIC Tower
EMC LIMITED 765 kV (74.166 CKm)
OPGW Installation
07.09.2018
765kV D/C Banaskantha-Chittorgarh TL(P-III)- Stringing of OPGW including installation of Hardware fittings, Testing etc. Optic Fibre Cabling-Installation of Joint Box - Joint Box(24 Fibres)
Transrail Lighting Limited 765 kV (179.9819 CKm)
OPGW & vibration dampers installation
01.08.2018
OPGW installation of 132kV DCSS Sendhwa - Shahpura line and 132 kV DCSS 400 ~/s [ulwaniya- Sendhwa line . - Amendment in price schedule
ULTRA TECH TRANSMISSIONS 220 kV (FODP Installation: 2 Testiong: 1)
OPGW Testing
01.08.2018
Testing of OPGW cable for 220KV SIC Kasor - Vartej & SIC Karamsad-Vartej (Now 220KV Kasor-Sotad li ne and 220KV Karamsad-Dhuvaran line) LILO at 400KV Pachham S/S .
Transrail 220 kV (94.692 CKm)
OPGW Stringing in Live line & off line
25.06.2018
OPGW Stringing works at our 220KV LILO M/C of 220 KV D/C Waddekothapally to Bhonagiri at 400/ 220 kV S/S Jangaon TL
GAYATRI 400 kV (82 CKm)
OPGW Installation
01.05.2018
400 kv D/C [QUAD] AMRELI - KASOR, PART - II TRANSMISSION LINE. SUB: OPGW INSTALLATION OF 400 KV D/c KASOR-AMRELI LINE [PACKAGE-II]
PGCIL 220 kV (7506 CKm)
GIS mapping & Layying Aerial OFC
07.04.18
PKG-IA Survey & GIS Mapping of Electrical Poles for Laying Aerial OFC in Pauri Garhwal, Rudra Priyag districts of Ultrakhand against Specification No: NRTCC/C&M/17-181Survey UK BBNUPKG-IAl1025 Domestic Competitive Bidding. (Project Funding: Domestic).
LS Cable &System Ltd. PGCIL 400 kV (22.88 CKm)
OPGW Installation
20.01.2018
Up gradation of ground wire to optical ground wire (OPGW)" Under OPGW Cable Package for Establishment of Total 1517 Km of OPGW Network.
PGCIL 132 kV (3888.5702 & 94.121 CKm)
OPGW Installation
02.01.2018
Annual Maintenance Contract for the OPGW Network Installed under ULDC·NR System (Package B) (Package C)
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MAHARASHTRA STATE ELECTRICITY TRANSMISSION CO. LTD. 500 KV HVDC (quantity : 1)
Reparing Work Of cut OPGW
22.12.2017
Work of repair of strand cut of OPOW of 500 KY HYDC Chandrapur - Padghe line in the Jurisdiction of HYDC TL (O&M) Sub Division, Jintur under HYDC TL (O&M) Division, Jalna.
LS Cable &-System Ltd. UPPTCL 132 kV(39.2 CKm)
OPGW Stringing
04.12.2017
Design, Engineering, Manufacturing, Testing, Supply, Stringing, Splicing, Installation, Testing .& Commissioning of OPGW- including work of replacement of existing Earth wire with OPGW of about 638 Kms 220 KV &-132 KV lines of Transmission West Zone of UPPTCL,
LS Cable & System Ltd. 220s kV(22.10 CKm)
Fiber Optic Communication establishment (OPGW)
17.11.2017
Fibre Optic Cabling Package for Western Region under "Establishment of Fibre Optic communications system under master communication plan in Western Region"
PGCIL, Mumbai 765 kV (17 CKm)
ADSS Cable Laying
09.11.2017
"Laying of 17kms ADSS OFC in Ujjain City"
Transrail Lighting LIMITED 400 kV
OPGW Stringing
01.07.2017
OPGW Srringing works at our 400 kV D/C Wardha - Parli T/L.
Transrail Lighting Limited 400 kV
OPGW Stringing
06.05.2017
OPGW Stringing works at our 400 KV D/C Gwalior - Morena T/L, (G320A)
KEC International Limited (15 CKm)
OPGW Live Line Stringing and Installation
25.10.2017
Live line installation, splicing and testing of OPGW cable in transmission line along with installation of Approach cable and FODP) for installation work, service by the latter located in Uganada.
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Bajaj Electricals Limited 400 kV (74 CKm)
OPGW Installation
02.05.2016
The Installation of OPGW on the entire Line along with the provision of Hardwarel accessories etc. complete in all respect along with installation of Fiber link up for the OPGW for 400KV DIC Vadavi-Halvad Line of GETCO in Gujarat.
Varrsana Ispat Ltd. 220 kV (65.274 CKm)
OPGW Installation
06.02.2016
InstatlIation, Testing & commissioning of OPGW in 220 kV D/C Visavadar- Amreli Transmission line 65.274 km with AL-59 Equivalent Weight ofACSR Zehra conductor on Tumkey Basis
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Gammon 800 kV HVDC (100 CKm)
OPGW Stringing
17.12.2015
Continuity Test of OPGW Drums, laying / Stringing of OPGW with Installation of Joint Boxes, Splicing & Jointing of OPGW, Post Installation Test and End to End Test as per PGCIL Technical specifications for 800 kV HVDC CHAMPA-KURUKSHETRA T/L
GAMMON 440 kV (99.62 CKm)
OPGW Installation
10.12.2015
Continuity Test of OPGW Drums . laying of OPGW with Installation of Joint Boxes , Splicing & Jointing of OPGW. Post Installation Test and End to End Test as per GETCO Technical specifications for 400 kV D/C Charanka - Sankhari line with ACSR Twin moose conductor and Earth wire & OPGW cable - 99.620 on turnkey basis .
Gammon 220 kV (145 CKm)
OPGW Installation
28.09.2015
Continuity Test of OPGW Drums, laying of OPGW with Installation of Joint Boxes, Splicing & Jointing of OPGW. Post Installation Test and End to End Test as per PGCIL for 400 kV DC Khammam – Nagrjuna sagar TIL.
PGCIL 220 kV (3888.5702 CKm)
AMC
26.08.2015
AMC of OPGW in northern Region FOR PERIOD OF Two Years
Gammon 220 kV (65.274 CKm)
OPGW Installation
14.8.2015
Supply and construction of 400 KV D/C Punatsangchhu-1 to Sunkosh Ttransmision line (PKG-B) for Bhutan Power Corporation Ltd
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Sterlite Power 400 kV (241.48 CKm)
OPGW Installation
24.09.2014
Installation of OPGW Cables For M/s. GETCO.
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SIMPLEX INFRASTRUCTURES LIMITED 765 kV (300CKm)
OPGW
01.04.2013
Carring out the stringing work at 765 KV S/C Jabalpur- Bhopal-Indore