Kolkata Metro Commissions 33 kV Belgachia Substation and 20,000-Litre Water Tank
This phase of work aims to lower equipment costs through higher-voltage power distribution as preparations begin for the next upgrade at Dum Dum station.
Overview
- The 33 kV gas-insulated Belgachia substation replaces the former 11 kV infrastructure and integrates 12-pulse rectifiers to boost reliability by cutting technical losses.
- Metro Railway Kolkata expects to save around Rs 350 crore in equipment replacement and energy expenses through the upgrade.
- Services remained fully operational during the Belgachia commissioning on July 22.
- A new 20,000-litre underground tank at Mahatma Gandhi Road station started supplying drinking water to commuters on July 23.
- Preparations are underway to upgrade the Dum Dum traction substation in the next phase of the Blue Line modernization.