Controlling a small dc motor without speed control sounds like a trivial task; a switch or a relay should suffice. However, several problems accompany this approach. For one, the switch, because of ...
Motors should not coast more than a few shaft revolutions after being deenergized. Critical applications use electromechanical clutch and brake devices to stop loads when motor power is removed.
The easy-to-install VLT MICRO adjustable frequency drive is intended for OEMs and panel builders needing small controllers for 1/2 to 2 HP at 230 vac motors. Programmable dc braking makes it easier to ...
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