INSEL RECTIFIERS (INDIA) PVT. LTD.

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Speed Controller Unit for Diesel Generators

The Speed Controller Unit is a critical component used in diesel generator (DG) sets to ensure stable and accurate speed regulation. Generator speed directly determines output frequency, and even minor deviations can cause power instability, reduced performance, or damage to sensitive connected equipment.

Product Overview

Our Speed Controller Unit continuously monitors the generator’s RPM and makes precise adjustments to maintain the correct speed. This prevents both overspeed and underspeed conditions—keeping the DG set running safely, efficiently, and within optimal parameters.

Installation-Friendly Design

The Speed Controller Unit is rugged enough to be installed in a control cabinet or engine-mounted enclosure alongside other dedicated control equipment. If there is a possibility of water, mist, or condensation coming into contact with the controller, it should be mounted vertically. This orientation ensures that any fluid drains away from the unit, providing additional protection and enhancing long-term reliability.

Why It’s Needed

  • Maintaining a steady generator speed is critical for:
  • Stable frequency output (50/60 Hz)
  • Protection of electrical components
  • Avoiding mechanical stress on the engine
  • Ensuring smooth performance under varying loads

Key Features & Benefits

  • Real-Time Speed Regulation: Instantly adjusts engine speed to keep frequency stable.
  • Overspeed/Underspeed Protection: Helps prevent generator damage and enhances safety.
  • Improved Fuel Efficiency: Optimized operation reduces unnecessary fuel consumption.
  • Consistent Power Output: Ensures clean and dependable performance for all connected systems.
  • Robust Component Construction: Engineered for continuous industrial and commercial usage.

Applications

  • Standby and prime-power diesel generators
  • Industrial plants and factories
  • Commercial complexes and data centers
  • Hospitals and essential infrastructure

ESD5500E

S6700E

S6700E

3062322

3062322