Product Description

MOTOR FRAME SIZE 60 mm / 70mm / 80mm / 90mm / 104mm
MOTOR TYPE INDUCTION MOTOR / REVERSIBLE MOTOR / TORQUE MOTOR / SPEED CONTROL MOTOR
SERIES K series
OUTPUT POWER 3 W / 6W / 10W / 15W / 25W / 40W / 60W / 90W / 120 W / 140W / 180W / 200W (can be customized)
OUTPUT SHAFT 8mm / 10mm / 12mm / 15mm ; round shaft, D-cut shaft, key-way shaft (can be customized)
Voltage type Single phase 100-120V 50/60Hz 4P Single phase 200-240V 50/60Hz 4P
Three phase 200-240V 50/60Hz Three phase 380-415V 50/60Hz 4P
Three phase 440-480V 60Hz 4P Three phase 200-240/380-415/440-480V 50/60/60Hz 4P
Accessories Terminal box type / with Fan / thermal protector / electromagnetic brake
Above 60 W, all assembled with fan
GEARBOX FRAME SIZE 60 mm / 70mm / 80mm / 90mm / 104mm
GEAR RATIO 3G-300G
GEARBOX TYPE PARALLEL SHAFT GEARBOX AND STRENGTH TYPE
Right angle hollow worm shaft Right angle spiral bevel hollow shaft L type hollow shaft
Right angle CHINAMFG worm shaft Right angle spiral bevel CHINAMFG shaft L type CHINAMFG shaft
K2 series air tightness improved type
Certification CCC CE ISO9001 CQC

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Company Profile

FAQ

Q: How to select a suitable motor or gearbox?
A:If you have motor pictures or drawings to show us, or you have detailed specifications, such as, voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.

Q: Do you have a customized service for your standard motors or gearboxes?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.

Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but some kind of molds are necessory to be developped which may need exact cost and design charging.

Q: What’s your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
 

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Application: Machine Tool
Speed: High Speed
Number of Stator: Three-Phase
Samples:
US$ 50/Piece
1 Piece(Min.Order)

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Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

single phase motor

How Does the Power Factor Influence the Performance of Single-Phase Motors?

The power factor plays a significant role in influencing the performance of single-phase motors. It affects the efficiency, power consumption, and voltage drop of the motor, ultimately impacting its overall performance. Let’s explore the relationship between power factor and the performance of single-phase motors:

The power factor is a measure of the efficiency with which electrical power is utilized by a motor. It represents the ratio of real power (active power) to apparent power in an electrical circuit. In single-phase motors, the power factor is primarily influenced by the type of motor and its load characteristics.

A low power factor indicates that the motor is drawing more reactive power (kVArs) from the electrical supply, which is not effectively converted into useful work. This results in a higher demand on the electrical system and reduces the efficiency of the motor. Low power factor can lead to increased energy consumption and higher operating costs.

A high power factor, on the other hand, indicates that the motor is utilizing the supplied electrical power more efficiently, converting a greater proportion of it into useful work. Motors with a high power factor operate more efficiently, consume less energy, and reduce the overall demand on the electrical system.

In addition to energy efficiency, the power factor also affects voltage drop in the electrical system. A low power factor can cause higher voltage drops due to increased reactive power flow. This can result in decreased motor performance, reduced torque output, and potential motor overheating.

It’s important to note that the power factor can be improved by implementing power factor correction techniques. Capacitors are commonly used to improve the power factor in single-phase motors. By adding capacitors to the electrical system, the reactive power demand is offset, resulting in a higher power factor and improved motor performance.

In summary, the power factor significantly influences the performance of single-phase motors. A low power factor reduces motor efficiency, increases energy consumption, and can cause voltage drop issues. Implementing power factor correction techniques, such as capacitor banks, can help improve the power factor, leading to better motor performance, energy efficiency, and reduced operating costs.

single phase motor

What are the common signs of failure in single-phase motors, and how can they be addressed?

When single-phase motors start to fail, they often exhibit certain signs that indicate a problem. Recognizing these signs early on can help prevent further damage and address the issue promptly. Here are some common signs of failure in single-phase motors and possible ways to address them:

  1. Noise and vibration: Unusual noise or excessive vibration coming from the motor can be an indication of worn-out bearings, misalignment, or damaged rotor. It is important to inspect the motor and replace any faulty components. Proper lubrication and alignment can help prevent excessive noise and vibration.
  2. Overheating: If a single-phase motor becomes excessively hot during operation, it may indicate issues such as overloading, insufficient cooling, or a faulty winding. Check for blockages that may restrict airflow to the motor and ensure that the motor is not operating beyond its rated capacity. If the overheating persists, it may be necessary to consult a professional for further inspection and repair.
  3. Frequent tripping of circuit breakers: If the motor causes the circuit breaker to trip repeatedly, it could be due to excessive current draw caused by a short circuit, ground fault, or overloaded motor. Carefully examine the motor wiring, connections, and insulation for any signs of damage or faults. If necessary, consult an electrician or motor technician to identify and rectify the underlying issue.
  4. Motor not starting: A motor that fails to start or experiences difficulty starting may have a faulty start capacitor, a defective centrifugal switch, or insufficient power supply. Check the capacitor and centrifugal switch for proper functioning and replace them if necessary. Ensure that the motor is receiving the correct voltage and that the power supply is stable. If the problem persists, professional assistance may be required to diagnose and address the issue.
  5. Low torque or reduced performance: If a single-phase motor exhibits decreased torque or overall performance, it could be due to winding insulation breakdown, worn-out brushes, or a damaged rotor. Conduct a thorough inspection of the motor and perform necessary repairs or replacements of the affected components. In some cases, rewinding the motor may be required.

It is important to note that electrical work and motor repairs can be complex and potentially hazardous. If you are not experienced or comfortable with motor troubleshooting and repair, it is recommended to seek the assistance of a qualified electrician or motor technician. They will have the expertise and tools necessary to diagnose and address motor failure effectively.

single phase motor

What are the main components of a single-phase motor, and how do they function?

A single-phase motor consists of several key components that work together to generate rotational motion. Each component plays a crucial role in the motor’s operation. Let’s explore the main components of a single-phase motor and how they function:

  • Stator: The stator is the stationary part of the motor and is responsible for producing a rotating magnetic field. In a single-phase motor, the stator contains a main winding or coil, which is energized by the single-phase power supply. When current flows through the winding, it generates a magnetic field that interacts with the rotor to produce motion.
  • Rotor: The rotor is the rotating component of the motor. It is typically made of laminated iron cores and is located inside the stator. The rotor interacts with the rotating magnetic field generated by the stator, causing the rotor to rotate. In a single-phase motor, the rotor does not have its own magnetic field and relies on the action of the stator to induce the rotational motion.
  • Starting Mechanism: Single-phase motors require specific starting mechanisms to overcome the absence of a rotating magnetic field during startup. These mechanisms are necessary to initiate rotation. Common starting mechanisms in single-phase motors include auxiliary windings and centrifugal switches or capacitors. The auxiliary winding, also known as the starting winding, creates an additional magnetic field during startup, providing the initial torque required to overcome inertia. Once the motor reaches a certain speed, centrifugal switches or capacitors disconnect or deactivate the starting mechanisms to allow the motor to run efficiently.
  • Capacitor: Capacitors are often used in single-phase motors to provide the necessary phase shift to create a rotating magnetic field. Capacitors store electrical energy and release it in a controlled manner, helping to create the necessary phase difference between the main winding and the auxiliary winding. This phase shift enables the motor to produce the rotating magnetic field required for rotation.
  • Centrifugal Switch: Some single-phase motors incorporate centrifugal switches in their starting mechanisms. These switches are typically attached to the motor shaft and operate based on centrifugal force. During startup, the centrifugal switch remains closed, allowing the auxiliary winding and starting mechanisms to be active. As the motor reaches a predetermined speed, the centrifugal force causes the switch to open, disconnecting the auxiliary winding and starting mechanisms. This ensures that the motor operates efficiently without unnecessary torque variations.
  • Bearings: Bearings are used to support the rotor and allow it to rotate smoothly within the motor. The bearings minimize friction and provide stability for the rotating components. Proper lubrication and maintenance of the bearings are essential for the motor’s long-term performance and reliability.
  • Enclosure: The motor enclosure provides protection and insulation for the internal components. It helps prevent dust, moisture, and other contaminants from entering the motor, which could impair its operation. The enclosure also contributes to the motor’s overall safety by isolating the electrical components from external contact.

Each component of a single-phase motor plays a vital role in converting electrical energy into mechanical motion. The stator generates the rotating magnetic field, while the rotor interacts with this field to produce rotation. The starting mechanisms, such as auxiliary windings, capacitors, and centrifugal switches, ensure that the motor starts reliably and efficiently. Bearings support the rotating components, and the enclosure provides protection and insulation for the motor’s internal parts.

Understanding the function of these components helps in troubleshooting motor issues, performing maintenance, and selecting the appropriate motor for specific applications.

China Professional 110V 220V 380V 250W AC Induction Gear Motor Generator at Reasonable Price   vacuum pump booster	China Professional 110V 220V 380V 250W AC Induction Gear Motor Generator at Reasonable Price   vacuum pump booster
editor by CX 2024-05-16