Press Releases

Tata Power Delhi Distribution Limited strengthens power network to meet summer peak demandDate : Mar 14, 2023

•  Delhi's overall peak demand is expected to surge around 8000 MW

•  Company expects peak demand to reach 2320 MW this Season

•  Conducts preventive and condition-based maintenance of all electrical installations

•  Last summer season company successfully met the peak power demand of 2028 MW (July 2022)

In order to provide uninterrupted power supply during the upcoming scorching summers, Tata Power Delhi Distribution limited (Tata Power-DDL) expects the power peak load to touch 2320 MW and has made adequate power arrangements of up to 2500 MW (along with contingency planning) through long-term, medium term and short term tie arrangements.

The peak load of the national capital to reach 8000 MW in late June or early July with Delhi witnessing searing summers this year. As per the IMD forecast, most parts of Northeast India will witness above normal maximum temperatures. Last year, during summers the demand peaked to 2028 MW in Tata Power-DDL's area of operation.

Tata Power-DDL is fully geared to provide uninterrupted power supply. Company's power measures during the summer-months include long-term, medium-term and short-term power purchase agreements.

Apart from these, the company is also using advanced techniques and avenues like 'Bilateral Agreements', ‘Reserve Shutdown’ & ‘Power Exchange’. In case of any unforeseeable contingency, the company will buy short-term power from the exchange. Adding to these efforts are the advanced load-forecasting statistical and modelling techniques which are helping the company forecast the power demand.

In addition, the company has set up state-of-the-art Battery Energy Storage System (BESS) at 2 locations- Rohini and Rani Bagh to ensure supply availability during any unforeseen exigency. These storage systems can provide emergency supply in case of an outage.

Tata Power-DDL extensively implements advance technologies ensuring reliable power supply, like advanced statistical forecasting models, combined with state-of-the-art weather forecasting solutions, including Artificial Intelligence (AI) and Machine Learning (ML).

Summer Peak Demand Trends in Tata Power-DDL's Area:

  • 2023-24: 2320 MW (expected)

  • 2022-23: 2028 MW

  • 2021-22: 2106 MW

  • 2020-21: 1854 MW

  • 2019-20: 2069 MW

“Tata Power-DDL is committed to provide uninterrupted power supply to all its customers. We are expecting the peak power demand to reach 2320 MW in our area. To meet this demand, we have power tie-ups up to 2500 MW to ensure regular supply & to take care of any contingency requirements. Besides this, we have also made technology advancements, enhanced network capacity, initiated safety and maintenance drives across our distribution network to ensure reliable supply,” said Mr. Ganesh Srinivasan, CEO, Tata Power Delhi Distribution Limited.

The company has also undertaken the following additional measures:

Network Strengthening Activities

  • Commissioning of 2 new 66/11 kV Substations at Bhalaswa

  • Commissioning of new and augmentation of existing distribution transformers to meet increasing load

  • Preventive and condition-based maintenance of all critical electrical installations

Tripping Mitigation:

  • Predictive maintenance of 11 kV Feeders & DTs through Thermo-scanning & Physical Audits

  • Regular Tree Trimming & replacement of faulty units

  • Infra-red & Ultrasound of all Grid Substation Equipment

  • Preventive Maintenance of Grid Switchgear

  • Vegetation Maintenance of sub-transmission overhead Lines

Maintenance & Backup:

  • To meet with eventualities, mobile distribution transformers have been deployed for breakdown and are evenly stationed in the entire distribution network. In addition to this, additional staff has been recruited in the call centres. A dedicated round the clock teams to attend breakdown and supply restoration for sub-transmission system have also been created.

About Tata Power Delhi Distribution Limited:

Tata Power Delhi Distribution Limited is a joint venture between Tata Power and the Government of NCT of Delhi. Tata Power-DDL distributes electricity in North Delhi and serves a populace of 7 million. Tata Power-DDL has been a frontrunner in implementing power distribution reforms and is acknowledged for its consumer-friendly practices. Since privatization, the Aggregate Technical & Commercial (AT&C) losses in Tata Power-DDL areas have shown a record decline. Today, AT&C losses stand at 7% which is an unprecedented reduction of over 86% from an opening loss level of 53% in July 2002. To learn more about Tata Power-DDL, please visit