Compact and efficient
September 1st 2006 The latest planetary gearboxes and DC motors from Parvalux are said to be smaller, lighter and more efficient than other gearbox types, offering a high speed reduction capability within very compact dimensions.
The high torque motor and gearbox combinations are available in a range of diameters that include 28m 36, 45, 56, 72 and 82mm, with up to four stages having reduction ratios from 3.7:1 to 720:1.
Gearboxes are said to have excellent backlash characteristics, are quiet running and have high efficiencies. They offers a high torque to size ratio, producing in excess of 120Nm in the larger 81mm diameter at input speeds of up to 4000rpm. Options include various lengths of motors in each diameter, with shaft options to suit individual requirements.
Permanent magnet DC motors are available in 12 or 24V supplies; other voltages on request. More articles from c/o Parvalux Electric Motors Ltd:  CD available (1st January 2005)
Parvalux, maker of small geared motors, believes in offering its customers a choice. In fact, when the options of motor type (AC or DC), power rating, torque, voltage, speed, type of fixing, shaft styles and dynamic brakes are taken into account, the From Production engineering | 
