Across
- 2. The position that a circuit breaker trips to when a short circuit occurs
- 3. An instant trip or a failure to reset is a good sign that a ______ is occurring
- 5. The __________ insulation can be damaged if breakers and fuses are not sized properly and excessive heat occurs
- 6. __________ rating is the maximum level of fault current that the fuse can safely interrupt
- 8. What the R is Class R Fuse stands for
- 9. Types of fault currents include Overloads, Short Circuits, Ground faults, and _____ _____(two words)
Down
- 1. Dual __________ fuses protect against short circuits and overloads
- 3. What UL Labs is primarily concerned about
- 4. Selective __________ is a term used in our chapter
- 5. Branch circuits must be sized for 125% of the ___________ load
- 7. A common type of overload relay which can be matched to the heating curve of the motor
- 10. Circuit breakers are grouped for identification according to given _______ ranges