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240 volts require 2 poles on a panel - 120V each pole - so the answer on "how" is that you can't.

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โˆ™ 2010-01-12 00:25:48
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Q: How do you hook up 240v 20a single pole breaker?
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How do you change a double pole 240v breaker to a single pole 120v breaker to allow a regular 120v receptacle to work?

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How do you wire a 15 amp breaker for 240v?

A single pole 15 amp breaker can only be setup for 120v. You need a double pole 15 amp breaker, which looks like two 15a breakers attached with a bar across the two actuators. Each leg provides 120v, or in the case of your breaker, 240v across the two legs.

Can a double pole 30 amp breaker be used as a 15 amp single pole breaker?

No, it is a 30 amp breaker on each side. Remove it and install a 15 amp single pole breaker.

What is the difference between a single pole breaker and a double pole breaker?

A single pole breaker is made or used to protect the panel buss for 110 volt devices, A double pole breaker protects the buss for 220 volt devices.

Should you buy double pole breaker or single pole?

Use of a double pole breaker or a single pole breaker depends entirely on the application. If you don't know about the application, contact a qualified electrician in your area.

How much voltage should be in 2pole circuit breaker?

In America, a 2-pole breaker is controlling 240V. 120V per leg.

What size breaker should be used for a dryer in Canada?

Two pole (for 240V), 30A typical.

What breaker do you use for 10-2 wire?

Assuming a 120V circuit then a 30A Single Pole. For a 240V circuit an 30A two pole. Of course anything smaller that a 30A is acceptable. 30A is the maximum allowed.

What is the difference between a 2 pole and single pole breaker?

one pole

When going from 1-240v to 2-120v circuits do you need to replace the double pole breaker?

Yes, otherwise your double pole breaker will shut the other circuit off when one of them trips.

What is the difference between single pole mcb and double pole mcb?

A single pole circuit breaker can protect one hot wire to a given load where as a two pole circuit breaker can protect two hot wires to a given load. In the North American system this would equate to 120 volts on a single pole circuit breaker and 240 volts on a two pole circuit breaker.

Can you use a 2 pole breaker for a 120 volt single phase circuit?

Yes, but you only make the connection to one pole of the two pole breaker.

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