Delhi Metro Boosts Safety with $221K Dellner Contract
06.11.2025
Delhi Metro awarded a contract of $221,000 to Dellner India Private Limited for revamping couplers of trains at Dwarka Depot. It is a two-year project that has improved safety, reliability, and commuter integrity on Delhi’s vast metro network.
This is reported by the railway transport news portal Railway Supply.

Delhi Metro Expands Preventive Maintenance Strategy
DMRC plans to enhance its preventive maintenance strategy by upgrading critical components rather than waiting for them to fail. Since this system handles millions of passengers daily, these upgrades will help them directly as they will enhance reliability and comfort. Engineers will inspect, restore, and test front automatic and semi-permanent couplers as per stringent parameters of safety standards.
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It comprises of tasks such as unit washing and replacement of worn-out parts while ensuring each unit is running at its optimum. Technical personnel and equipment will be available for high-quality execution of this project. Again, this project falls in line with Delhi Metro’s efforts to avoid disruptions and extend the life of its rolling stock.
Delhi Metro Partners with Dellner India for Reliability
The partnership illustrates that local know-how and worldwide engineering expertise can help enhance India’s urban transport sector. Dellner India is experienced in coupling systems and has specialized solutions for passenger as well as freight transport.
RMS has been chosen by DMRC as they have experience and competency in this area. They, along with DMRC, will help that metro have continuous services for its passengers, as well as improvement in its maintenance system model at Dwarka Metro Depot, as per international standards, sustaining its future plans.
However, this project is a part of a bigger plan of DMRC aimed at improving fleet management and implementing efficient quality assurance techniques. It is also placing Delhi Metro on the map as a model of safe infrastructure development within India’s growing transport sector.
Source: railanalysis.in
News on railway transport, industry, and railway technologies from Railway Supply that you might have missed:
What is the purpose of the Delhi Metro maintenance contract?
The project ensures safe and reliable operation by overhauling train couplers at Dwarka Depot, reducing breakdowns and improving performance.
Who is executing the Delhi Metro coupler overhaul?
Dellner India Private Limited is responsible for the overhaul, using specialized equipment and skilled engineers to meet DMRC’s technical standards.
How does the Delhi Metro benefit from preventive maintenance?
Preventive maintenance reduces long-term costs, minimizes downtime, and extends the service life of trains while improving passenger safety.
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