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The question can't be answered without knowing what the voltage is. That is because the allowed voltage drop is 5% of the supply voltage, so you need to know the supply voltage. Then the wire calculation aims to find out what the minimum size of wire is that produces that voltage drop or less.

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11y ago
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4d ago

For a 200 amp service over a 400 foot run, you would need to use at least a 2-inch conduit to accommodate the size of the aluminum wire required. You would typically use 3/0 aluminum wire for this setup to ensure efficient power transmission and meet code requirements for voltage drop. It's recommended to consult with a licensed electrician to determine the exact specifications for your specific setup.

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Q: What size conduit and aluminum wire for a 400 foot run for 200 amps?
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What size pipe and size aluminum wire are required for a 100A sub panel off a 200A main service?

For a 100A subpanel, a minimum of 1.5-inch Schedule 80 PVC conduit or 1.25-inch rigid metal conduit is recommended. As for the aluminum wire, for a 100A feeder, you would typically use 1/0 AWG aluminum wire for a 3-wire setup or 2/0 AWG aluminum wire for a 4-wire setup. Always consult local electrical codes and a licensed electrician for precise specifications for your installation.


What size wire for a 750 ft run using under ground wire in conduit?

Depends upon how many amps you need at the load and whether you're using copper or aluminum or some other material, and how much voltage drop your load can withstand during startup inrush.


What size conduit for 400 amps?

For a 400 amp service, it is recommended to use 3-inch conduit to allow for the appropriate wire size and future updates. This will provide enough space for the conductors to be pulled through without causing damage. It is important to verify the specific requirements with local building codes and regulations.


What size conduit for 400amps?

The sizing of conduit systems that wire has to be pulled into is dependant on the physical size of the conductor being drawn into the conduit. The second governing factor is the conductor count of the specific conductor that is needed. A 500 MCM copper conductor with an insulation factor of 90 degrees C is rated at 430 amps. This is where the conductor count is need by the service, as to whether the service is single or three phase. In this specific case, the electrical code will allow both single and three phase installations to use the same size conduit. A maximum total of four 500 MCM conductors can be drawn into a 78 mm diameter conduit.


How many amp is aluminum wire size 6 good for?

A #6 aluminium conductor with an insulation factor of 90 degrees C is rated for 55 amps.

Related questions

What size conduit for 200 amps?

120mm


What size aluminum wire for a 220v 200a service in conduit undrreground at 180 ft?

250 MCM aluminum minimum


What does a 10 foot rigid metal conduit weigh?

depends on size....


What size of copper wire can carry 30 amps?

Couple of things wrong here. 30 isn't a wire size. If you mean a wire that can carry 30 amps that would be # 10. Now it depends on how many # 10 wires you want to put into a conduit that governs the size of the conduit.


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 size pipe and size aluminum wire are required for a 100A sub panel off a 200A main service?

For a 100A subpanel, a minimum of 1.5-inch Schedule 80 PVC conduit or 1.25-inch rigid metal conduit is recommended. As for the aluminum wire, for a 100A feeder, you would typically use 1/0 AWG aluminum wire for a 3-wire setup or 2/0 AWG aluminum wire for a 4-wire setup. Always consult local electrical codes and a licensed electrician for precise specifications for your installation.


What size wire for a 750 ft run using under ground wire in conduit?

Depends upon how many amps you need at the load and whether you're using copper or aluminum or some other material, and how much voltage drop your load can withstand during startup inrush.


Is it legal to support a conduit from another conduit of the same size?

No, the conduit has to be supported individually from a supportive structure. The spacing of the strapping is related to the size of the conduit.


What size wire do you need for a 30amp 120 volt appliance. It will be run in steel conduit.?

A #10 copper wire with an insulation factor of 90 degrees C is rated at 30 amps. If you need the full 30 amps for the load use a #8 copper wire. Loaded to 80% of rating will give you 32 usable amps.


What size conduit for 400 amps?

For a 400 amp service, it is recommended to use 3-inch conduit to allow for the appropriate wire size and future updates. This will provide enough space for the conductors to be pulled through without causing damage. It is important to verify the specific requirements with local building codes and regulations.


What size conduit for 400 amp service?

4 inch rigid conduit


What size conduit for 400amps?

The sizing of conduit systems that wire has to be pulled into is dependant on the physical size of the conductor being drawn into the conduit. The second governing factor is the conductor count of the specific conductor that is needed. A 500 MCM copper conductor with an insulation factor of 90 degrees C is rated at 430 amps. This is where the conductor count is need by the service, as to whether the service is single or three phase. In this specific case, the electrical code will allow both single and three phase installations to use the same size conduit. A maximum total of four 500 MCM conductors can be drawn into a 78 mm diameter conduit.