Variable Speed Drives and Soft Starters

Variable speed drive (VSD), variable frequency drive (VFD) and Soft Starter systems provide gentle ramping up of electrical motors to full speed. VSDs & VFDs also adjust the motor speed throughout the run-cycle giving you full control of your motor applications. Both systems improve the life of your assets and deliver energy efficiency savings.

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Variable speed drives (VSD), also known as variable frequency drives (VFD), adjust the motor speed throughout the run-cycle giving you full control of your electric motor applications. VSDs improve the life of your motors and deliver energy efficiency savings through the gentle ramping up of electrical motors.
Variable speed drives (VSD), also known as variable frequency drives (VFD), adjust the motor speed throughout the run-cycle giving you full control of your electric motor applications. VSDs improve the life of your motors and deliver energy efficiency savings through the gentle ramping up of electrical motors.

Discover Altivar HVAC variable speed drives designed to optimise solutions of HVAC machines and management in buildings. They provide reliability, safety, efficiency, and fast deployment in applications such as pumps (secondary pumps, variable primary pumps, pressure booster pumps), fans (air handling units, supply and exhaust fans, condenser fans), compressors (chillers, rooftops, heat pumps).

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Driving sustainability forward with Altivar Variable Speed Drives

Manage motor control applications up to 20 MW with products ranging from compact products to custom-engineered solutions.

Soft Starter systems provide gentle ramping up of electrical motors to full speed, improving the life of your electric motors while delivering energy efficiency savings. Soft starters are used in various processes including pumps, compressors, fans and conveyors.
Variable speed drives (VSD), also known as variable frequency drives (VFD), adjust the motor speed throughout the run-cycle giving you full control of your electric motor applications. VSDs improve the life of your motors and deliver energy efficiency savings through the gentle ramping up of electrical motors.
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