Variable Speed Drive (VSD)

A Variable Speed Drive (VSD) is an electronic device that regulates the speed of an electric motor by controlling the frequency and voltage of the power supplied. This technology offers several advantages across industries. Firstly, it enhances energy efficiency by matching motor speed to the required load, reducing power consumption and lowering operational costs. Additionally, VSDs extend the lifespan of machinery by minimizing wear and tear during startup. They enable precise process control, improving product quality and consistency. VSDs also facilitate soft starting and stopping, reducing mechanical stress and preventing sudden power surges. Overall, their applications span from industrial automation to HVAC systems, elevators, and renewable energy installations, making them crucial for modern energy-conscious operations.

Promtehvod's P and T product lines are designed specifically for flow-related systems by adjusting motor speed to match demand, enhancing energy efficiency. They enable precise control, reducing overshooting and ensuring accurate flow rates. VSDs also extend equipment lifespan, minimize wear, and facilitate smooth start-ups, improving system reliability and performance. 

  • Voltage/current range
  • Power (rated) : 0.55kW ~ 600kW

  • Voltage (Input) : 220, 400V

  • 3 phase, 50 Hz