The line of adjustable-speed drives provide accurate and repeatable speed settings and can be used as a prime mover connected to a motor, or as a secondary drive The line of adjustable-speed drives ...

Prior to the advent of the adjustable-speed drive (ASD), the polyphase induction motor operated as a constant-speed motor. Figure 1 shows the well-known torque and current curves versus speed for the ...

For many retrofit projects, the use of a VFD seems like a “no brainer.” Drives are now cheaper and more reliable than ever, and the benefits of efficient control of motors can’t be beat. Still, there ...

Compressed air is a vital utility to most commercial and industrial operations. It runs essential tools and machinery, provides power to material-handling systems, and clean air to processes. Yet ...

Article 430, Part X provides the NEC requirements for adjustable-speed drive systems. Notice the word “systems,” which means this covers more than the drive itself. Size the branch or feeder circuit ...

SIEMENS is introducing a new high-performance drive to the North American market. Sinamics G220 is a multi-purpose adjustable speed drive with built-in “clean power” technology, which reduces ...

Formerly known as Advanced Design & Manufacturing (ADM) Minneapolis hosting five co-located shows — MD&M Minneapolis, ATX Minneapolis, D&M Minneapolis, Plastec Minneapolis, and MinnPack — we are now ...

It is interesting to look at figures from the Energy Information Administration about where energy gets consumed in our economy. These figures reveal that industrial uses account for 31% of all energy ...

In an industry evolving alongside consumer concerns over rising energy costs, impact on the environment, and, of course, stricter regulations handed down by the government, new technologies are ...

The trend in the automotive industry is to replace mechanically actuated systems with systems based on electric motor technology. The traditional brushed dc motor is not suitable for many of these ...

Sinamics G220 is a multi-purpose adjustable speed drive with built-in clean power technology, which reduces harmonics by up to 97% without the need for an AC line reactor or DC choke. Sinamics G220 is ...