When a component is used to perform the function of stop in a control circuit, it will generally be connected in ____________________ with the motor starter coil.
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Mechanically held contactors and relays are often referred t…
Mechanically held contactors and relays are often referred to as ____________________ contactors or relays.
Line voltage devices may have contacts rated for 15 to _____…
Line voltage devices may have contacts rated for 15 to ____________________ amperes.
When M coil energizes, only the first M contact changes posi…
When M coil energizes, only the first M contact changes position.
If R coil energizes, all R contacts change position.
If R coil energizes, all R contacts change position.
____________________ push buttons combine the operation of a…
____________________ push buttons combine the operation of a selector switch and push button in the same unit.
Integral horsepower manual starters with low voltage release…
Integral horsepower manual starters with low voltage release will restart automatically after a power failure without being reset.
When one side of the secondary winding of a control transfor…
When one side of the secondary winding of a control transformer is grounded, the control system is referred to as a(n) ____________________ system.
Magnetic type overload relays are sensitive to ambient tempe…
Magnetic type overload relays are sensitive to ambient temperature.
High voltage surges are harmless and cannot damage electroni…
High voltage surges are harmless and cannot damage electronic components connected to the power line.