Tagged: motors


Why do we Need a starter in DC motors?

While starting a DC motor huge amount of current can be driven to the windings due to the absence of the back emf. The current may rise about 4-6 times higher than the rated load current...

H bridge circuit diagram 3

DC motor direction control using relay circuit

A Relay based DC motor controller works with an H-bridge arrangement. With an H-bridge circuit, the polarity across a load can be altered in both directions. In the Dual SPDT motor driver circuit, the...