Electrical Terms Definitions

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Questions and Answers

What does 'Accessible' (as applied to equipment) mean?

Performing without human intervention

Not guarded by locked doors (correct)

Easy to remove

Capable of being reached quickly

What is 'Accessible' (as applied to wiring methods)?

Capable of being removed or exposed without damaging the building structure or finish.

Define 'Readily Accessible'.

Capable of being reached quickly for operation, renewal, or inspections without using tools or climbing obstacles.

What is an 'Adjustable Speed Drive'?

Power conversion equipment that provides a means of adjusting the speed of an electric motor. Signup and view all the answers

What does 'Ampacity' refer to?

The maximum current, in amperes, that a conductor can carry continuously without exceeding its temperature rating. Signup and view all the answers

What is an 'Appliance' in this context?

Utilization equipment, generally other than industrial, built in standardized sizes for one or more functions. Signup and view all the answers

What is meant by 'Approved'?

Acceptable to the authority having jurisdiction. Signup and view all the answers

What is an 'Arc-Fault Circuit Interrupter' (AFCI)?

A device that provides protection from arc faults by de-energizing the circuit. Signup and view all the answers

Define 'Authority Having Jurisdiction' (AH).

An organization, office, or individual responsible for enforcing code requirements. Signup and view all the answers

What does 'Automatic' mean?

Performing a function without the necessity of human intervention. Signup and view all the answers

What constitutes a 'Bathroom'?

An area including a basin with one or more plumbing fixtures. Signup and view all the answers

What is a 'Battery System'?

Interconnected binary subsystems of storage batteries and battery chargers. Signup and view all the answers

What does 'Bonded' mean?

Connected to establish continuity and conductivity. Signup and view all the answers

Define 'Bonding Conductor or Jumper'.

A reliable conductor ensuring required electrical conductivity between metal parts. Signup and view all the answers

What is a 'Branch Circuit'?

The circuit conductors between the final overcurrent device and the outlet(s). Signup and view all the answers

What is a 'Branch Circuit, Appliance'?

A branch circuit that supplies energy to one or more appliance outlets. Signup and view all the answers

Define 'Branch Circuit, General-Purpose'.

A branch circuit that supplies receptacles or outlets for lighting and appliances. Signup and view all the answers

What is a 'Branch Circuit, Individual'?

A branch circuit that supplies only one utilization equipment. Signup and view all the answers

Describe a 'Branch Circuit, Multiwire'.

A branch circuit consisting of two or more ungrounded conductors that have a voltage between them. Signup and view all the answers

Study Notes

Definitions of Electrical Terms

Accessible (Equipment): Refers to equipment that can be approached easily, not protected by locked doors or high elevations.
Accessible (Wiring Methods): Wiring that can be exposed or removed without causing damage to the building structure; not permanently enclosed.
Readily Accessible: Items that can be quickly reached for operations or inspections without needing tools or overcoming obstacles.
Adjustable Speed Drive: Equipment used to alter the speed of electric motors.
Adjustable Speed Drive System: Comprises an adjustable speed drive along with its associated motors and auxiliary equipment.
Ampacity: The maximum continuous current a conductor can carry without exceeding its temperature limit.
Appliance: Utilization equipment typically built to standard sizes for tasks such as washing and cooking.
Approved: Equipment or installations that meet acceptance criteria by the authority having jurisdiction.
Arc-Fault Circuit Interrupter (AFCI): Device designed to protect against arc faults by de-energizing circuits upon detection of an arc.
Attachment Plug (Plug Cap): Device that connects conductors from a flexible cord to a receptacle when inserted.
Authority Having Jurisdiction (AHJ): The body responsible for enforcing codes and standards and approving installations or procedures.
Automatic: Functions performed without human intervention.
Bathroom: Includes plumbing fixtures such as toilets and showers.
Battery System: Comprises interconnected batteries, chargers, and additional electrical components.
Bonded (Bonding): Ensures continuity and conductivity via connections.
Bonding Conductor or Jumper: A reliable conductor that ensures necessary electrical conductivity between metal parts.
Bonding Jumper, Equipment: Connects parts of the equipment grounding conductor.
Bonding Jumper, Main: Links the grounded circuit conductor with the equipment grounding conductor at service.
Bonding Jumper, System: Connects the grounded circuit conductor to supply-side bonding or the equipment grounding conductor.
Branch Circuit: Conductors between the final overcurrent device and other circuit elements.
Branch Circuit, Appliance: Supplies energy to outlets for appliances without permanently connected lighting.
Branch Circuit, General-Purpose: Supplies power to multiple receptacles or outlets for lighting and appliances.
Branch Circuit, Individual: Supplies energy to only one utilization device.
Branch Circuit, Multiwire: Comprises two or more ungrounded conductors with connections to a grounded conductor, having equal voltage among them.

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Description

Test your understanding of key electrical terms and concepts. This quiz covers definitions related to equipment and wiring methods, ensuring you grasp essential terminology in the electrical field. Perfect for students and professionals alike!