VSDS

Variable Speed Drives 

Soft starters are useful technologies to install on to motors. They are designed to temporarily reduce the load and torque in the powertrain and electric current surge of the motor during start-up, meaning that there will be a smooth acceleration of power (rather than it coming in a sudden burst), and that minimises the risk of the motor and machine being damaged each time you power it on. In the long term this can result in massive maintenance savings.  

ControlStore has a wide variety of Danfoss Soft Starters to meet your needs.

Ingress protection – IP – refers to the level of protection offered by an electrical enclosure, against solids and liquids. It is important for those environments where dust or water can damage electronic components and a sealed enclosure is necessary to prevent such damage.

ControlStore stocks a range of options for ingress protection. When selecting your Danfoss drive ensure you select the right Ingress Protection (IP) for the longevity of your VSD. 

• For cabinet installation you want IP20 and IP21 
• For standard plant room wall installation the best option is IP54 and IP55
• Finally, for extreme environments the best installation is IP66 

EMC filters are differential-mode low-pass filters that suppress the switching frequency component from the drive and smooth out the phase-to-phase output voltage of the drive to become sinusoidal. This reduces the motor insulation stress and bearing currents.

ControlStore stocks a range of EMC filters to meet all of your needs.

Variable speed drives (VSDs), also called adjustable speed drives (ASDs), are devices that can vary the speed of a normally fixed speed motor. In HVAC systems, they are used primarily to control fans in variable air volume systems instead of other devices such as inlet vanes and discharge dampers.