Automation Day 2 Vocabulary

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Across
  1. 2. Waveform produced by measuring distance from x-axis as a point travels along the unit circle
  2. 5. Unintended path to ground
  3. 7. Used in residential homes since most appliances require only a small amount of power
  4. 9. A mechanical switch that is actuated by making physical contact with a target.
  5. 11. Manually operated switch defined by its number of poles and throws.
  6. 13. Forms the heart of an industrial or commercial building’s electrical system
  7. 16. The place where the conversion from transmission to distribution occurs
  8. 18. The part of the pushbutton assembly that you should not touch!!
  9. 19. Multi-use current protection device
Down
  1. 1. Delivers about 3 times the power of single-phase AC Power.
  2. 3. Operates by pressing a button that opens or closes contacts.
  3. 4. Accomplished most efficiently by using high voltages.
  4. 6. A sensor that is often used to replace mechanically actuated limit switches.
  5. 8. Unintended connection of two current-carrying conductors
  6. 10. Motor Control Center
  7. 12. Operates by being rotated to open and close electrical contacts.
  8. 14. Makes possible conversion between high and low voltages
  9. 15. One-time use current protection device
  10. 17. The part of the pushbutton assembly that is pressed, pulled, or rotated to activate the pushbutton’s contacts.