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9 terms

Electricity-Chapter 3

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Closed
When the circuit is complete so that the current can flow. Also termed "made".
Open
When the path of current flow is interrupted. Also termed "broken".
Control circuit
An electric circuit that controls some major load in the system, whether it to be a relay or contactor coil or a major load.
Electric Circuit
A path for electrons to follow; the circuit may be open or closed, depending on the position of its switches.
Parallel circuit
An electric circuit that has more than on path through which electricity may flow. Designed to supply more than one load in a system.
Series circuit
An electric circuit that has only one path through which electricity may flow. Designed for devices that are connected in the circuit for safety or control.
Series-papallel circuit
An electrical circuit that has a combination of series and parallel circuits.
Power circuit
An electrical circuit that supplies electrical to a load or equipment.
Voltage drop
The amount of voltage lost through any type of switching device or conductor.