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You lose one third the service so the motor overheats and runs slow if at all.

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14y ago

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What you basically want is will each phase take 26 Amps current for 15HP 3 phase 415VAC motor?

Yes, for a 15HP 3-phase 415V AC motor, each phase will draw approximately 26 Amps of current when running under normal operating conditions. This results in a total current draw of 26 Amps per phase for the motor.


How much more efficient is a 2 hp 240 v 3 phase motor compared to a 120 v single phase 2 hp motor?

A 240V 3-phase motor is generally more efficient compared to a 120V single-phase motor of the same horsepower rating because it provides smoother and more consistent power delivery. The 3-phase motor also tends to have lower operating temperatures and reduced energy losses, resulting in higher efficiency and better performance overall.


What is a 3 phase torque?

It is a short-hand description of the torque from a 3-phase motor. By the nature of 3-phase electricity, a motor using it gives a constant torque, unlike a single-phase motor which gives a torque that pulsates at twice the supply frequency. Usually that does not matter because there is enough inertia in the rotating parts to mask the effect.


Can you use a 3 phase radial arm saw on 240V?

You cannot use a 3 phase motor on single phase power. It will be limited in it's torque output, if it starts at all. The best thing to do is put the 3phase motor up for sale on eBay and buy a replacement single phase motor. If that is not an option you can get a converter, but they are expensive. Don't try to wire a 3 phase motor up to residential 220 if you don't know exactly what you are doing. Chances are you will burn your motor up.


What is the simplest way to run a 3 phase 380 V motor of about 1 KW directly on 220 V single phase supply without resorting to rewinding or frequency converters?

You cannot run a three phase motor on single phase power. You'll burn the motor up within minutes. By the way, I've never seen or heard of a 380 volt motor. Do you mean a 480 volt motor? If so, the only way you can power it is with the correct full voltage and a 3 phase power supply.

Related Questions

How can you protect 3 phase submerssible motor 1.5kw from being burnt due to low or high current?

No


Can I test wires from a 3 phase motor to see if its configured in low or high voltage?

Using a multimeter, check the continuity of motor winding from phase to phase ( U to V, V to W , W to U ). Each phase to phase must have a continuity if winding is OK. If any particular phase fails the continuity test, your motor is probably burnt.


Is 3 phase motor run on 1 phase supply?

No. That would be a single phase motor.


How do you turn a 3 phase motor in to a generator?

We can convert a 3 phase ac motor into generator by changing phase sequence of the ac input cable of that motor


Is a 3 phase motor a Synchronous motor?

A synchronous motor can be a type of 3-Phase AC motor, or not.A synchronous motor is defined by the period of the rotor being synchronized with the frequency of the stator windings' current. The stator windings might be 3-Phase or not (2-Phase would work).Also synchronous motors are not the only type of 3-Phase AC motors. An induction motor could also be 3-Phase AC and has a few advantages and disadvantages over a synchronous motor.


How do you convert or rewire a 20HP 3 phase motor to single phase motor?

The winding design of the motor will not economically allow this to work. You would have to drive a 3 phase generator to supply it.


What are the advantages of three phase motor over the single phase motor?

A 3-phase motor produces a steady torque that does not pulsate. A 3-phase motor starts turning in the right direction when switched on without the need for a separate starting winding.


What size motor do you need to run a compressor 2 stage 80 gallon tank i have a 3 phase on it and want to change motor?

You probably need a 5hp or 7hp motor. Look for HP rating o the 3 phase motor and select the same for single phase. 3 phase has same power but is more efficient at electricity use. Also consider a 3 phase converter. It allows a 3 phase motor to run on single phase service.


What 3 phase conction of eletical diagram?

what is 3 phase eletical conction digram of 3 phase motor


Is 380 volts electric motor a single phase or 3 Phase?

It is probably a three phase 50 Hz motor.


When changing phase rotation of a 3 phase motor is this done at the switchboard?

The phase rotation of motor should be always done from motor side i.e The motor terminal box.


How may wire on a 3 phase motor?

3