The KF is Copeland’s variable-speed scroll compressor for the 1.5- to 5-ton North American residential market, designed for ...

Variable capacitors may be useful, but the air gap that provides their capacitance is their greatest weakness. Rather than deal with the poor dielectric properties of air, some high-end variable ...

Abstract: Detection and differentiation of stator turn-to-turn (T-T) and high-resistance-connection (HRC) faults in induction motors (IMs) are challenging due to varying severities and fault ...

Since the 1980s, drive electronics have been an integral part of the modular products offered by global solution provider NORD Drivesystems. The inclusion of electronic control products, along with ...

Improperly terminated VFD cables can generate up to 60 amps of common mode current spikes through facility ground grids, damaging unconnected control and communication equipment. Most electricians ...

EDISON, N.J.--(BUSINESS WIRE)--Fuji Electric Corp. of America is proud to announce the launch of the new FRENIC-MEGA (G2) AC drive, a high-performance evolution of its industry-leading FRENIC series.

Abstract: Variable frequency drives (VFDs) are recommended to be grounded in order to support operation continuity, reduce common-mode voltages (CMVs), enhance safety, limit ground fault currents, and ...

A grouping of Mitsubishi Electric’s AC drives or variable frequency drives (VFDs). In the competitive landscape of machine design, engineers in food, pharmaceutical and manufacturing sectors face the ...