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What size breaker is used for a 5 ton 34 amp minimum 60 amp maximum?
Wiki User
∙ 10y ago
60 amp using AWG # 6 copper for branch circuits.
Wiki User
∙ 10y ago
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Are circuit breaker panels chosen by total amperage of all circuit breakers in the panel?
Most often if you add up all the breaker values in a panel they will exceed the rating of the panel. The theory is that you never operate each breaker to its full capacity. The panels are sized to the maximum current that is capable of being supplied by the electric company equipment servicing your house. Correction: Panels are sized according to the outcome of a complicated process of estimating the maximum number of amps that are likely to be used at any one time. This gives you a minimum size and you install AT A MINIMUM the next larger size panel. I don't know of a maximum size by code but there are limits to what can be practically used. In the absence of this complicated process, there are some rules of thumb that are substituted on houses. These range from 100 amps to 200 amps.
LRA is 134 AMPS. what size breaker should be used?
LRA (locked rotor amps) is not used to calculate the breaker size. Breaker's are used to protect the size of the conductor that is connected to it. Motor calculations are based on the motor's FLA (full load amps).Conductor size is 125% of the motor's FLA.Breaker size is 250% of the motor's FLA.This is the only occasion when the breaker is sized larger that the conductors maximum amperage rating. This is due to the motor drawing up to 300 to 600% of its FLA when starting.If you state the motor's wattage, voltage or amperage this calculation can be calculated here.
What are the standard size circuit breaker amperages?
In North America the standard sizes for breakers are 15, 20, 30, and 40 amps. The 15 amp size breaker is used in general circuit wiring. The 20 amp size breaker is used for dedicated appliance receptacles, hot water tank and baseboard heating. The 30 amp size breaker is used for a clothes dryer. The 40 amp size breaker is used for the electric range.
What size amp circuit breaker should be used for 110 outlet?
The size breaker you use is determined by the size wire used in the circuit. If you use AWG #12/2 wire then use a 20 amp breaker. If you use AWG # 14/2 then use a 15 amp breaker.
What voltages are used for a 30 amp circuit breaker?
The maximum voltage rating on a breaker will be listed on the side of the breaker under its specifications. As the voltage goes up so does the physical size of the breaker. This is to keep the air gap between conducting parts large enough so as to not flash over under normal operating conditions.
A small appliance circuit will be protected by a circuit breaker rated at?
Yes, it will be protected by a circuit breaker or fuse. The normal rating of the circuit breaker or fuse is 25% more than the maximum current expected, or the maximum current allowed for the cable size, whichever is lower.
What size breaker should be used for a TNIA-10 wire?
running wire 12-2 300ft w/9ea. 27watt lights what size breaker should be used
What size breaker for?
For a standard size refrigerator, a dedicated 15 amp circuit is used.
Is there a difference between 480volt 30 amp breaker and 208volt 30 amp breaker?
Yes, all breakers have an insulation factor as to the maximum amount of voltage the device can be subjected to. A 208 volt breaker has a maximum up to and including 240 volts. A 480 volt breaker has a maximum up to and including 600 volts. A higher voltage rating breaker can be used on lower voltages but not the other way around.
Do you need 15A MCB for 15A socket outlet?
A 15 amp circuit breaker is used to protect a # 14 copper wire which is the minimum size wire that can be connected to a 15 amp receptacle.
What size football do professionals play with?
A foot ball pitch does not have to be a set size but must conform to the following regulations. Dimensions The length of the touch line must be greater than the length of the goal line. Length (touch line): minimum 90 m (100 yds) maximum 120 m (130 yds) Width (goal line): minimum 45 m (50 yds) maximum 90 m (100 yds) International Matches Length: minimum 100 m (110 yds) maximum 110 m (120 yds) Width: minimum 64 m (70 yds) maximum 75 m (80 yds)
What size breaker should be used for a double oven?
50 amp breaker wired with AWG # 6 wire.
