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Mahindra 400 kVA Silent Diesel Generator

The Mahindra MP-400KVA-DG is a premium 400 kVA (320 kW) industrial silent diesel generator designed for reliable power backup in India's volatile energy market. In regions served by MSEDCL, BESCOM, or Tata Power where scheduled load shedding and unplanned outages are common, this DG set provides a seamless bridge. With a power factor of 0.8, it converts 320 kW of mechanical energy into a stable 400 kVA output, ideal for large hospitals, construction sites, and manufacturing units. This model features a 2750 cc 4-stroke inline engine with a 1500 RPM water-cooled system, ensuring longevity even in 45°C+ Indian summers. It consumes approximately 26.5 litres of diesel per hour at full load, supported by a 300L tank that offers up to 11 hours of continuous operation. The alternator is a brushless, copper-wound unit with AVR technology and Class F insulation for high-quality voltage regulation. Compliance with CPCB-II emission standards ensures it meets all NGT and local pollution control board norms. Safety features include low oil shutdown, earth leakage protection, and emergency stop, while smart features like remote monitoring and cloud connectivity allow facility managers to track performance from anywhere in India. This 1750 kg unit comes encased in a robust, weather-proof silent canopy that keeps noise levels below 75 dB, making it suitable for high-density residential areas and commercial offices.

Quick Answer

Absolutely. With Mahindra's deep-rooted service network in Tier-2 and Tier-3 cities and the product's adherence to CPCB-II norms, the MP-400KVA-DG offers excellent resale value and lower operational downtime. Compared to a solar+battery setup of this scale, the DG set offers a significantly lower upfront capital expenditure for high-load emergency backup.

Continuous power for multi-storey hospital ICUs and surgical theatres during peak summer grid failure.
Primary power source for remote Indian construction sites and road-building projects where grid access is unavailable.
Emergency backup for large textile mills or plastic molding factories to prevent raw material loss during power cuts.

In the Indian regulatory environment, the silent canopy (acoustic enclosure) is virtually mandatory for any installation near residential or commercial zones. While open-frame models are cheaper, they are restricted to isolated industrial zones. The MP-400KVA-DG's 75 dB silent enclosure ensures compliance with RWA rules and avoids legal complaints regarding noise pollution.

✓ Who Should Buy

  • This unit is primarily purchased by industrial plant owners, large-scale construction firms, hospital administrators, and facility managers of IT parks or luxury residential societies. In India, it is a preferred choice for those needing a reliable backup against frequent DISCOM grid failures where the load exceeds 300 kW.

✕ Who Should Avoid

  • Spaces or usage requirements exceeding residential rated capacity.
  • Installations prioritizing minimum capital expenditure over high-efficiency performance.
  • Unstable grid conditions exceeding the functional threshold of Standard power cycle.
  • Environments incompatible with generators physical and thermal dissipation specs.
Product Overview
The Mahindra MP-400KVA-DG is a powerhouse industrial silent diesel generator, engineered specifically for the demanding Indian power landscape. Delivering a massive 400 kVA (320 kW) of rated power, this three-phase DG set is built to handle heavy inductive loads such as central HVAC systems, industrial machinery, and large-scale residential elevators. As power demand surges during Indian summers and DISCOM grids face peak load failures, this Mahindra Powerol unit ensures zero downtime. It features a water-cooled 6-cylinder engine (6155GM-C2) and is fully CPCB-II compliant, making it legal and environmentally safe for use in residential complexes and urban commercial zones where noise restrictions are strictly enforced at 75 dB.

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Engineering Analysis
The MP-400KVA-DG utilizes the 6155GM-C2 engine block, a field-proven 6-cylinder setup that balances torque and fuel economy. The 1500 RPM speed is standard for 50Hz Indian applications, providing the necessary frequency stability for sensitive electronics. The inclusion of a 24V electric start system and remote monitoring reflects a shift toward Industry 4.0 in Indian power management. The copper-wound brushless alternator with AVR ensures that voltage fluctuations—common when starting large three-phase motors—are minimized, protecting connected equipment from surges.

Technical Support & FAQs