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For a distribution panel rated at 400 amps parallel runs of 3/0 conductors will do the job.

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βˆ™ 11y ago
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βˆ™ 14y ago

500 Kcmil

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Q: What size wire for 400 amp distribution panel?
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Related questions

What gauge wire to use for direct burial for a garage that is 400 feet from your house?

Depends on the size of the sub-panel in that garage. If you are installing a 60 amp sub-panel 400 feet away from the main service panel then use AWG # 4.


What type of panel should be used in 3 phase 400 amp?

The type would be a three phase panelboard. If you are carrying the wye neutral into the service, then it would be a three phase four wire distribution panelboard. Regardless of the style used, it would have to have a minimum 400 amp bus.


What wire size for 400 amp service neutral size?

You need to look at the regulations that apply in your country. If in doubt, use a neutral wire of the same size as the live wire or wires.


What size service conductors do you need for a single phase 600 amp commercial panel?

For a single phase 600 amp service, you would typically use 350 kcmil conductors. However, the specific size can depend on factors like voltage drop calculations, distance from the utility transformer, and ambient temperature. It's always recommended to consult with a qualified electrician or electrical engineer for a precise determination.


What size wire to run 400 ft from main panel need 60 amps?

Use AWG # 4 copper and you will have a 2.6% voltage drop which is acceptible.


What wire size to use from breaker box to earth ground rod?

We recommend using a #6 copper wire for the connection between the breaker box and the earth ground rod. This size wire is commonly used for grounding purposes and is sufficient for carrying the electrical current safely to the ground rod. Be sure to consult with a qualified electrician to ensure the proper materials and installation for your specific situation.


What is the wire size needed to feed a 400 amp service with parallel copper?

It depends on the length of the run


What size underground feeder wire is needed from a 400 amp breaker to a 125 amp panel box. The total distance is 100 feet?

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What is the conductance of a wire that has a resistance of 400 ohms?

The conductance of a wire is the reciprocal of its resistance. Therefore, for a wire with a resistance of 400 ohms, the conductance would be 1/400 siemens, or 0.0025 siemens.


What size conduit and aluminum wire for a 400 foot run on a 120 240 volt system?

The key parameter in sizing wire is the current requirement. Once you know that you can look up value in a wire gauge table. The length of the run is important for longer runs because of the resistance of the wire itself. Aluminum wire requires a larger diameter than copper for the same current. Once you calculate the wire size you can then size the conduit.


What has a maximum speed of 400 Mbps?

A Fire Wire 400 cable.


What size ground wire for a 400 amp panel in Quebec?

This answer is taken from the CEC. Table 17 states minimum size of grounding conductors. For a service conductor drawing 400 amps a #3 copper grounding conductor is needed. Also see rules 10-206, 10-700 and 10-812 if you have access to the code book.