A variable frequency drive is an electronic device that allows you to start, stop, and control the speed of a three phase motor. It is also a motor starter as it is equipped with overload protection. Read more »
What is the difference between a 'new surplus' motor and a 'factory new' motor?
Our New Surplus electric motors and drives are new and unused overstock or discontinued items offered at lower prices and come with our 90-day warranty.
Factory New products are competitively priced and come with a manufacturers warranty.
Variable frequency drives (VFDs or inverters) now play an important part in major industry.
Within the last 10 years they have been perfected to control and vary the speed of 3 phase electric motors. They serve many purposes, besides speed control. Homeowners and hobbyist alike, who have lathes or milling machines with a 3 phase motor, usually don't have 3 phase power to operate. These VFDs (instead of using a rotary phase converter) can now be used to convert single phase power to 3 phase power. Read more »
Toshiba’s general purpose, totally enclosed fan cooled, NEMA® Premium efficiency, EQPIII-840 motor series addresses the special requirements of the mill and chemical industries where motor performance and reliability are imperative. The EQPIII-840 is built using the cornerstone of the Toshiba motor product offering as a base.
This high-end product incorporates many of the key features of an IEEE-841 motor in a cost-effective package. Designed for indoor and outdoor use, it is the perfect solution for applications where IEEE-841 requirements are not mandated. Its performance offers 20 to 1 constant torque, oversized bearings, IP54 or IP56 protection, Class F insulation system and NEMA® Premium design, meeting the NEMA energy efficiency requirements as listed in NEMA MG1 Table 12-12.
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