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Electrical Career Terms
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1
Circuit
A closed loop that allows electricity to flow.
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2
Conductor
A material that allows the flow of electrical current.
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3
Voltage
The electrical potential difference between two points in a circuit.
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4
Amperage
The strength of the electric current in amps.
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5
Resistance
A measure of the opposition to current flow in an electrical circuit.
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6
Grounding
The process of transferring surplus electricity to the earth to prevent damage.
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7
Transformer
A device that changes the voltage of electrical energy.
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8
Fuse
A safety device that interrupts the flow of electricity to protect circuits.
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9
Breaker
A switch that automatically stops the flow of electricity in an overload situation.
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10
Busbar
A metal strip that conducts electricity and connects multiple circuits.
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11
Load
The amount of electrical power used by a device.
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12
Continuity
The uninterrupted flow of electricity through a circuit.
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13
Insulation
A protective material that prevents the flow of electricity.
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14
Watt
A unit of power equal to one joule per second.
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15
Amp
Short for ampere, the unit of measure for electric current.
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16
Overcurrent
A condition where the load current exceeds the rated limit.
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17
Short Circuit
An unintended path in a circuit that allows current to flow, potentially causing damage.
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18
Outlets
Points in a circuit where electrical devices can be connected.
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19
Trenching
The process of digging trenches to lay electrical cables.
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20
Voltage Regulator
A device that maintains a constant voltage level.
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21
Relay
An electrical device that opens or closes circuits electronically.
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22
Panel
A box containing electrical meters and circuit breakers.
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23
Grommet
A protective ring for wiring that prevents wear and damage.
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24
Voltage Drop
The reduction in voltage in an electrical circuit.
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25
Phase
The distribution of electrical power across multiple conductors.
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26
Schematic
A representation of an electrical circuit using symbols.
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27
Capacitor
An electronic component that stores and releases electrical energy.
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28
Diode
A semiconductor device that permits current to flow in one direction.
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29
Circuit Breaker
A device that automatically cuts the power in the event of overload.
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30
Safety Switch
A switch that disconnects power to protect against electrical hazards.
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31
Heat Sink
A component that absorbs and dissipates heat generated by electrical devices.
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32
Wiring Diagram
A diagram that illustrates the connections and layout of an electrical system.
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33
Arc Fault
An electrical fault that occurs when electricity jumps through the air.
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34
Load Center
The main distribution point for electrical circuits in a building.
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35
MC Cable
Metal-clad cable used for electrical wiring in various installations.
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36
Stranded Wire
Wire made from multiple smaller wires twisted together.
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37
Romex
A brand of non-metallic sheathed cable commonly used in homes.
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38
Thermostat
A device that controls the heating or cooling systems in a building.
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39
Wire Stripper
A tool used to remove insulation from electrical wires.
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40
Screwdriver
A hand tool used to turn screws and fasteners.
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41
Pliers
A hand tool used for gripping objects and twisting wires.
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42
Electrical Tape
A type of tape used for insulating electrical wires and connections.
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43
Plumb Level
A tool used to check if something is vertical or aligned straight.
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44
Safety Gear
Appropriate clothing and equipment to protect against electrical hazards.
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45
Circuit Tester
An instrument used to verify the presence of electrical current.
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46
Probe
An electrical measuring device used for testing and troubleshooting.
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