Circuit Breakers and Fuses Crossword Puzzle

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Circuit Breakers and Fuses Crossword Puzzle

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QUESTIONS LIST:

  • overcurrent protection : the application of components such as circuit breakers and fuses to safely de-energize a circuit when the current exceeds a predetermined value.
  • fuse link : the fusible (meltable) part of a cartridge fuse.
  • frame size : a method used to classify circuit breakers according to current ranges.
  • fault current : the current that exists when an unintended path is established between an ungrounded conductor and ground.
  • nonrenewable fuses : fuses that must be replaced after they interrupt a circuit because the fusible link cannot be replaced.
  • pole : a portion of a device associated exclusively with one electrically conductive path of a circuit or component.
  • circuit breakers : devices designed to open and close a circuit manually or automatically when a predetermined level of current exists, without damage to themselves when properly applied.
  • cartridge fuse : a fuse enclosed in an insulating tube to confine the arc that occurs as the fuse opens under load.
  • fuses : overcurrent protective devices with fusible (meltable) components that melt and are thereby severed by the passage of current beyond their rating.
  • molded-case circuit breaker : a circuit breaker enclosed in an insulating housing.
  • plug fuse : a fuse with a threaded body, screwed into a fuse holder to secure it.