• Electrical India
  • Jun 10, 2017

TPDDL commissions 66/11 kV grid substation at Rohini Sector 30, Delhi

 Taking another step towards distribution network automation, Tata Power Delhi Distribution (TPDDL) recently commissioned a 66/11 kV grid substation at Rohini Sector 30, Delhi. The newly commissioned substation will benefit over 45,000 domestic, commercial and government & industrial (G&I) customers mainly in the DDA-constructed LIG, MIG and HIG flats in different sectors of Rohini such as 28, 29 and 30 and adjoining areas. The substation will further improve the reliability of power supply and facilitate the load growth in these areas.

  The grid was jointly inaugurated by Praveer Sinha, CEO and MD, TPDDL, and Vir S Advani, MD, Blue Star.

  The newly commissioned grid substation has an installed capacity of 50MVA, with 16 outgoing feeders at 11 kV level. It is an unmanned substation and will be remotely operated from TPDDL’s state-of-the-art supervisory controlled and data acquisition (SCADA) centre.

  The substation has four 66kV incoming underground cable circuits, two from 220kV Rohini Sector 2, a DTL grid at Rohini Sector 29 and two from Rohini Sector 34. TPDDL 66kV grid  at Rohini Sector 34 and is equipped with two power transformers of 25MVA capacity each and nitrogen injection fire prevention and extinction system (NIFPES) power transformers along with auto-switched capacitor bank to ensure safe and quality power supply.

  Praveer Sinha, CEO and MD, TPDDL, said, “The commissioning of the grid substation at Rohini Sector 30 is a part of our commitment to ensure seamless power supply in our distribution area through N-1 principle, which quickly restores supply overcoming contingencies. Our focus has always been on strengthening the power distribution network for quality and reliable power supply. We are continually making our network future ready so that it can successfully meet the growing electricity demand.”