4 copper
It depends on the voltage, but if you are using it on a 240 v system, it's quite OK to use wire that can take 600 v (if you had to buy the wire, you would be spending too much).
A 3/0 copper conductor with an insulation rating of 90 degrees C is rated at 225 amps.
Assuming you are working with 240v, you need 4/0 copper conductors.
It could if you don't get the terminals and motor wires on the correct terminals.
Answer for USA, Canada and countries running a 60 Hz supply service.240 volt two wire circuits loads do not need a neutral to operate. A three wire 240 volt circuit that needs a neutral, will have a neutral the same size as the current carrying conductors. In this case a #10.
For a 30 amp 240 volt circuit, a wire size of 10 AWG should be used.
For a 240 volt 40 amp circuit, the appropriate wire size is typically 8 AWG (American Wire Gauge) for copper conductors.
Not in the US of A.
For a 40 amp 240 volt circuit, a wire size of at least 8 AWG (American Wire Gauge) should be used to ensure safety and proper functioning of the circuit.
The appropriate wire size for a 40 amp 240 volt circuit is typically 8 AWG (American Wire Gauge) for copper wire or 6 AWG for aluminum wire. It is important to consult with a licensed electrician to ensure the correct wire size for your specific installation.
A 10 mm cable is most commonly used for a 500 KVA transformer, 240 volt, 3 phrase. The size of the wire that is used in a transformer is based on the voltage.
It depends on the voltage, but if you are using it on a 240 v system, it's quite OK to use wire that can take 600 v (if you had to buy the wire, you would be spending too much).
The question is irrelevant if you don't include the amperage.
On a 120/240 volt distribution the neutral is sized along with the supply conductors. The sizing is based on the amperage of the service distribution.
Yes 220 & 240 are considered the same.
Yes <<>> In North America, a three wire 120/240 volt system uses a neutral wire. For 240 volts two "hot" wires are used with no neutral.
no