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Why do you get 240 volt on 1 leg 2pole breaker box residential power?
Wiki User
∙ 12y ago
To answer this question you have to explain where you are measuring this voltage. Between what two points in the electrical panel. Use the discussion page for help.
Wiki User
∙ 12y ago
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How can you determine if you have 110 or 220 volts?
Most residential service in USA has both. In the USA 110 to 120 volts is a given and it would be very unusual not to have 220 to 240 volts. It can be easily tested at main panel with a volt meter. Or as an alternative call your power company.
Why would a 30A-250V outlet still have power with breaker off?
It sounds like the breaker is unserviceable. Seeing as it supplies 240 volt outlet it must be a two pole breaker. If it is a single handle two pole breaker then one pole set inside the breaker is not disconnecting one of the lines. If it is supplied from two single pole breakers that has a common tie, the common tie might be loose and does not shut off both poles when thrown to the off position. If there is no common tie then both breakers must be turned off to interrupt the 240 volt supply.
How many amp circuit breaker for 3 hp 230 volt motor?
16A
Arcing at the 220 volt breaker and hot bus bar?
Phone an electrician urgently
How do you wire a 277 to 120 volt transformer?
The voltage 277 volts is a three phase line to neutral voltage of a 480 volt system. What is needed for the protection of the transformer is a two pole breaker from the 480 volt CDP (Central Distribution Panel). The breaker will be sized to the KVA of the transformer. The wire will be sized to the breaker plus 25%. The electrical code requires that on motor and transformer feeders, they be sized to 125% of the total current capacity of the equipment.
What would a double 15 amp breaker be used for in residential wiring?
A double 15 amp breaker in residential wiring is typically used to supply power to large appliances like electric stoves, dryers, or air conditioning units. The double breaker allows for a 240-volt circuit to be created by using two 120-volt circuits together.
How volts comes from a 20amps breaker?
On most residential circuit breaker boxes in North America, each individual breaker represents one 120-volt circuit. Two breakers ganged together represent a 240-volt circuit.
How many volts can you draw off of a 15amp breaker?
On a 15 amp breaker, you can draw up to 120 volts in a standard residential circuit. The voltage remains constant at 120 volts, but the amperage capacity is what is limited by the 15 amp breaker.
One of the 120 volt legs in the main breaker has lost power?
If one of the 120-volt legs in the main breaker has lost power, it can cause issues with appliances and devices operating on that circuit. This can lead to uneven power distribution in your electrical system and may require troubleshooting by a qualified electrician to identify and resolve the underlying cause of the power loss.
Can I put a 40amp 2pole breaker on a 1 horse power well pump I am using?
No, the breaker size is too big. A 1 HP, 230 volt motor draws 8 amps. The electrical code recommends for a motor with a full load amps of 8 amp that it use either 25 amp non time delay fuse, 15 amp time delay fuse or a 20 amp two pole breaker. These sizes will work up to 11 amp full load amps.
How do you test a 220 volt breaker?
You will need a multimeter to check a 220 volt breaker. You should unplug appliances that go to that particular breaker. Use the multimeter at the breaker to check the voltage. If it shows 220, then the breaker is okay. If it doesn't, then the breaker is no good.
How much 1200 watts on one breaker?
Not a whole lot. Assuming that is 120 volt power, 1200 watts would be 10 amps. A standard breaker is 15 amps.
Can i wire a 7.2 volt motor up to a 18 volt battery will it just burn the motor out?
you can but if you do, you will/might: A) kill the motor,B)overload your 18 volt power supply, and C) maybe short a breaker if your power supply is also an ac to dc converter
What is the Largest amperage single phase 120 volt breaker made?
6000amps <<>> The above answer must have big lugs to accommodate 6000 amp capacity wire. In my breaker catalogue the largest 120 volt single pole breaker is 70 amps, 277 volt single pole is 150 amps and 347 volt single pole is 100 amps. The 120 volt single pole breaker occupies two opposed slots because of its length.
How do I know if I have a 30 amp breaker at my house to plug a trailer into?
If it is a 30 amp breaker then it is a 240 volt outlet.
What do you do with a portable generator that will start but has no power?
Check for a tripped breaker or a blown fuse. If you have a volt meter, check to see if there is excitation voltage going to the field windings.
How can you determine if you have 110 or 220 volts?
Most residential service in USA has both. In the USA 110 to 120 volts is a given and it would be very unusual not to have 220 to 240 volts. It can be easily tested at main panel with a volt meter. Or as an alternative call your power company.
