Dual speed or Multi speed motors against specific requirements are available. Amongst these, 2-speed motors are very popular and have been found to be an economically viable praposition in many applications. The changeover of speed can be done by a simple special switch or by suitable connections in the panel. A wide range of frame-wise standardized ratings as given in the table hereunder are available.

Dual speed or Multi speed motors against specific requirements are available. Amongst these, 2-speed motors are very popular and have been found to be an economically viable praposition in many applications. The changeover of speed can be done by a simple special switch or by suitable connections in the panel. A wide range of frame-wise standardized ratings as given in the table hereunder are available.