A typical motor start-stop control uses which components?

A typical motor start-stop control uses which components?

• A. A timer relay and a pressure switch controlling a solid-state relay.
• B. A normally open start pushbutton, a normally closed stop pushbutton, and a holding contact.
• C. Only a pushbutton with no holding contact.
• D. A single pushbutton with built-in auto-restart.

Answer: (B)