Q:
Can you use a 12-gauge wire with a 30-amp breaker?
A:
Quick Answer
A 30-amp breaker does not operate safely with a 12-gauge wire. The minimum wire size that is allowable for use with a 30-amp breaker is 10 gauge.
Continue Reading
Credit:
Pamela Moore
E+
Getty Images
Full Answer
A smaller gauge of wire indicates a larger diameter and the ability to carry more current safely. Wire amperage is a measure of the amount of current a wire can handle without overheating and presenting a fire hazard.
Twelve-gauge wire is acceptable with 20-amp or smaller circuit breakers. It supplies power to outlets, lights and small kitchen appliances. Thirty-amp breakers protect circuits for larger appliances, such as 220-volt air conditioners, ovens and water heaters.
Learn more about ElectricitySources:
Related Questions
-
Q:
What are the basic steps in wiring a double pole circuit breaker?
A: The basic steps in wiring a double pole circuit breaker include turning off the electricity, stripping the wires and installing the double pole circuit bre... Full Answer >Filed Under: -
Q:
What happens when a circuit becomes overloaded?
A: When a circuit becomes overloaded it breaks the circuit breaker, if there is any (also known as blowing a fuse). Without a circuit breaker the insulation o... Full Answer >Filed Under: -
Q:
How do you read a circuit breaker panel diagram?
A: A circuit breaker panel diagram provides the breaker number and reference notes about a specific breaker to the number in the service panel. After a house ... Full Answer >Filed Under: -
Q:
How do you make an AC generator?
A: Build an alternating current generator using an open ended cardboard box, copper wire, a nail and strong magnets. Insert a nail through the box, attach the... Full Answer >Filed Under:
You May Also Like
-
Q:
What exerts a force on anything that has an electric charge?
-
Q:
What is the difference between an ACH and a wire transfer?
-
Q:
Is water a good conductor of electricity?
-
Q:
How far can lightning travel in water?
-
Q:
Does water conduct electricity?
-
Q:
How does temperature affect the resistance of a wire?
