Technology / Aviation / Horsepower: The motive energy required to raise 550# one foot in one second, friction disregarded.

Fractional-Horsepower Motor

Technology / Motors / Fractional-Horsepower Motor: A motor usually built in a frame smaller than that having a continuous rating of one horsepower, open construction, at 1700 -1800 rpm. Within NEMA frame sizes FHP encompasses the 42, 48 and 56 frames. MORE

Brake Horsepower (BHP)

Technology / Motorcycle / Brake Horsepower (BHP): The measure of an engine’s horsepower without the loss in power caused by the gearbox, generator, differential, water pump, and other auxiliary components. Horsepower delivered to the rear wheel of MORE

Horsepower (HP)

Health / Fitness / Horsepower (HP): A measure of power calculated by multiplying torque times speed and dividing by a constant based on the unit of measure used. At the same torque, or pull on the belt, a reduction of speed results in a MORE


Technology / Motors / Dimensions: NEMA has standard frame sizes and dimensions designating the height of the shaft, the distance between mounting bolt holes and various other measurements. The integral AC motor NEMA sizes run from 143 MORE


Technology / Motors / Identification: In most instances, the following information will help identify a motor: 1. Frame designation (actual frame size in which the motor is built). 2. Horsepower, speed, design and enclosure. 3. Voltage, f MORE

Dual Torque

Technology / Motors / Dual Torque: Dual speed motor whose torque varies with speed (as the speed changes the horsepower remains constant). MORE