Brook Crompton Motor Manuals

What is a Variable Frequency Drive?

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 »

Installation and maintenance manuals, brochures and catalogs for Brook Crompton motors, including W series NEMA, explosion proof, brake and stainless steel motors. Questions? Call us at 800-469-3110.

NEMA Motors	Brook Crompton NEMA Motors W / WA / WP Series, 143T - 449T NEMA Installation & Maintenance Manual W Range Installation Guide W NEMA Motors Catalog Shop for Brook Crompton motors
TEFC Cage Motors	Brook Crompton TEFC Cage Motors PE3 / TC / TA Range PE3 Range Installation & Maintenance Shop for Brook Crompton motors
Explosion Proof Motors	Brook Crompton Explosion Proof Motors Hazardous Location Explosion Proof Installation & Maintenance Hazardous Location Motors Catalog Shop for Brook Crompton motors
Brake Motors	Brook Crompton Brake Motors W Brake Motors W Brake Motors Catalog Brakes & Thrustors Catalog Shop for Brook Crompton motors
Stainless Steel Motors	Brook Crompton Stainless Steel Motors Washdown Stainless Steel Motor Catalog Shop for Brook Crompton motors
Catalogs & Storage	Brook Crompton Catalogs & Storage All Brook Crompton Motors 2025 Electric Motor Catalog Motor Storage Instructions Safety Installation Instructions Shop for Brook Crompton motors

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