0
Some motors are specially designed for low speed. Some are "invertor Duty" classified so that they can be run on invertor (VFD) normally with a high heat dissipating design.
On low speed the cooling effect reduces drastically since the cooling fan is mounted on the same motor shaft. Hence a separate small cooling fan is mounted on the motor, driven by separate power such that it keeps running at normal speed irrespective of main motor speed, thus providing the required cooling effect.
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
What is a spindle motor?
Spindle Motors are V3 class low vibration 3 phase induction AC motor. Spindle motor has extra low vibration performance. They are specifically designed for grinding machines and low vibration applications
When to choose pneumatic or electric actuators?
pneumatics are used only in low power applications hydraulics are used in medium to high power applications.
Which one of the following statements is true of a split phase motor when it is starting the speed is high the torque is high the current is low the voltage is low?
The first statement is true, the motor needs a power source to operate.
Applications of tunnel diode?
Applications: They are used in low power amplifiers DLVA, microwave and RF power monitors, high-frequency triggers, ALC loops, zero bias detectors, ACP tunnel diode circuits, etc. Since they are more resistant to nuclear radiation, tunnel diodes are used in space applications like amplifiers for satellite communications.
Why an induction motor will never run at synhoronous speed?
An induction motor relies on low-frequency currents induced in the rotor by the difference in speed between the rotor and the rotating magnetic field. At sychronous speed the induced current is zero therefore the torque is also zero.
What is a spindle motor?
Spindle Motors are V3 class low vibration 3 phase induction AC motor. Spindle motor has extra low vibration performance. They are specifically designed for grinding machines and low vibration applications
What is the maximum current of the pole changing motor when running at low speed and high speed?
The maximum current of the pole changing motor when running at low speed and high speed depends on a few different things. The average when begin at low speed and using high speed is 1800 RPM points.
What are three applications of a synchronous motor?
Since they are synchronized to the power line frequency, they are commonly used in clocks. They can also be used in ball mill grinders, and in synchronous condensers which help stabilize electrical power. Robot actuators and record players are other places they are used. They are used anywhere that a constant low speed is needed.
What is spindle motor?
Spindle Motors are V3 class low vibration 3 phase induction AC motor. Spindle motor has extra low vibration performance. They are specifically designed for grinding machines and low vibration applications
What is geared motor?
Gearmotors are electric motors that utilize a type of gear system on the output of the motor. This gearing arrangement is called a gear reducer or gearbox. The combination of an electric motor and gearbox reduces design complexity and lowers cost, particularly for motors built for high torque and low speed applications. In addition, gearboxes can be used as a means to reorient the output shaft in a different direction.
What is computational fluid dynamics and what are its applications?
Computational fluid dynamics is a branch of fluid dynamics. It is used to solve and analyze the problems that involve fluid flows. A couple of its applications are a powered resonance tube, and low speed turbulence.
What are the Types of alternators based on rotor construction?
Types of rotor-Salient pole or projected typeNon salient pole or cylindrical typeSalient type is used for low speed or medium speed motor where non salient type is used for high speed rotor.
A Low Speed vehicle is a motor vehicle with four wheels designed not to exceed a maximum travel speed of mph?
15
How supply takes the dc series motor in the train?
fast start low speed
1993 Chevy pu you have no low or med blower motor speeds you have high only you have checked all the fan speed relays resistor fan switch and blower motor all ok What to do next?
Resistor pack on blower motor? Fan switch? Low speed relay?
What are the uses of motor?
in the applications that need low motion..with high torqe.. like..printer & floppy disk motors (stepper)
What the uses of motor?
in the applications that need low motion..with high torqe.. like..printer & floppy disk motors (stepper)
