Product Description

Model Static Press Vol.Fre. Motor Type Output Input Current Speed Noise
Pa V/Hz W W A r/min Db(A)
FP34 12 220V/50Hz YDK10-4C 10 34 0.15 820 ≤37
30 220V/50Hz YDK12-4C 12 41 0.18 900 ≤40
50 220V/50Hz YDK18-4C 16 48 0.21 1130 ≤42
FP51 12 220V/50Hz YSK12-4C 12 48 0.19 810 ≤39
30 220V/50Hz YSK18-4C 18 56 0.25 950 ≤42
50 220V/50Hz YSK28-4C 22 68 0.3 1120 ≤44
FP68 12 220V/50Hz YSK18-4C 20 55 0.25 840 ≤41
30 220V/50Hz YSK30-4C 25 76 0.32 1030 ≤44
50 220V/50Hz YSK40-4C 40 81 0.36 1160 ≤46
FP85 12 220V/50Hz YSK32-4C 28 77 0.34 980 ≤43
30 220V/50Hz YSK34-4C 35 87 0.4 1050 ≤46
50 220V/50Hz YSK54-4C 45 95 0.43 1230 ≤47
FP102 12 220V/50Hz YSK41-4C 30 98 0.45 1040 ≤45
30 220V/50Hz YSK52-4C 40 112 0.47 1150 ≤47
50 220V/50Hz YSK65-4C 55 114 0.5 1240 ≤49
FP136 12 220V/50Hz YDK12-4C 18 140 0.64 940 ≤46
YSK41-4C 30
30 220V/50Hz YSK37-4C 37 149 0.69 1080 ≤48
YDK18-4C 20
50 220V/50Hz YDK28-4C 22 170 0.78 1240 ≤50
YSK65-4C 55
FP170 12 220V/50Hz YSK40-4C 40 162 0.78 1085 ≤48
30 220V/50Hz YSK52-4C 52 174 0.8 1150 ≤50
50 220V/50Hz YSK60-4C 60 187 0.87 1290 ≤52
FP204 12 220V/50Hz YSK42-4C 42 197 0.9 1112 ≤50
30 220V/50Hz YSK55-4C 55 228 1.04 1150 ≤52
50 220V/50Hz YSK72-4C 67 238 1.1 1280 ≤54
FP238 12 220V/50Hz YSK56-4C 55 240 1.02 1150 ≤52
30 220V/50Hz YSK67-4B4 63 251 1.18 1210 ≤54
50 220V/50Hz YSK100-4C 80 293 1.36 1320 ≤56

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Application: Industrial
Speed: Constant Speed
Number of Stator: Single-Phase
Samples:
US$ 100/Piece
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3 phase motor

How do 3-phase motors differ from single-phase motors?

3-phase motors and single-phase motors differ in several aspects, including their power supply, construction, performance characteristics, and applications. Here’s a detailed explanation of the differences between 3-phase motors and single-phase motors:

  • Power Supply: The primary difference between 3-phase motors and single-phase motors is their power supply. 3-phase motors require a three-phase power supply, which consists of three alternating current (AC) voltage waveforms that are 120 degrees out of phase with each other. In contrast, single-phase motors operate on a single-phase power supply, which consists of a single AC voltage waveform.
  • Construction: The construction of 3-phase motors and single-phase motors also differs. 3-phase motors have three sets of windings evenly spaced around the motor’s stator, whereas single-phase motors typically have only one set of windings. The multiple windings in 3-phase motors enable the creation of a rotating magnetic field, which is essential for their operation.
  • Starting Mechanism: 3-phase motors and single-phase motors have different starting mechanisms. 3-phase motors can start on their own with a simple direct-on-line (DOL) starting method, where the motor is connected directly to the power supply. In contrast, single-phase motors require additional starting mechanisms, such as capacitors or centrifugal switches, to overcome the need for a rotating magnetic field during startup.
  • Starting Torque: 3-phase motors tend to have higher starting torque compared to single-phase motors. The balanced three-phase power supply and the design of 3-phase motors allow them to produce a strong rotating magnetic field, enabling efficient starting and acceleration. Single-phase motors, on the other hand, often experience lower starting torque due to the absence of a rotating magnetic field during startup.
  • Efficiency: In terms of efficiency, 3-phase motors are generally more efficient than single-phase motors. The balanced three-phase power supply and the design of 3-phase motors result in smoother operation and reduced losses compared to single-phase motors. This higher efficiency translates to better performance and energy savings in applications where 3-phase motors are utilized.
  • Power Rating: 3-phase motors are commonly available in higher power ratings compared to single-phase motors. The ability of 3-phase motors to deliver higher power output makes them suitable for applications that require greater torque and horsepower, such as heavy-duty industrial machinery and equipment. Single-phase motors are typically used in lower power applications, such as household appliances and small tools.
  • Applications: The applications of 3-phase motors and single-phase motors also differ. 3-phase motors are widely used in industrial and commercial applications, including pumps, compressors, HVAC systems, electric vehicles, and robotics. Single-phase motors are commonly found in residential and small-scale applications, such as household appliances (e.g., refrigerators, air conditioners, and washing machines) and small tools (e.g., fans and power tools).

These are the key differences between 3-phase motors and single-phase motors. While 3-phase motors offer advantages in terms of efficiency, starting torque, and power rating, single-phase motors are suitable for smaller-scale applications and residential use. The selection of the motor type depends on the specific requirements of the application and the availability of the appropriate power supply.

3 phase motor

What safety precautions should be followed when working with 3-phase motors?

Working with 3-phase motors involves electrical and mechanical hazards, so it’s crucial to follow proper safety precautions to reduce the risk of accidents or injuries. Here are some important safety measures to consider:

  • Electrical Safety:
    • Always work on the motor with the power disconnected. Before starting any maintenance or repair tasks, ensure that the motor is de-energized by disconnecting the power supply and locking out/tagging out the electrical circuit.
    • Use appropriate personal protective equipment (PPE), such as insulated gloves, safety glasses, and protective clothing, when working on or near energized parts of the motor. PPE helps protect against electrical shock and other potential hazards.
    • Follow proper lockout/tagout procedures to prevent accidental re-energization of the motor while work is being performed. Lockout/tagout procedures involve using lockout devices and tags to isolate and secure the power source.
    • Ensure that electrical connections, terminals, and wiring are in good condition and properly insulated. Replace any damaged or worn-out components promptly to prevent electrical hazards.
  • Mechanical Safety:
    • Before working on the motor, allow it to cool down if it has been running. Touching hot motor surfaces can cause burns.
    • Securely mount the motor and ensure it is properly supported to prevent it from falling or tipping during maintenance or operation.
    • Avoid wearing loose clothing, jewelry, or anything that could get caught in moving parts. Tie back long hair and remove any dangling accessories.
    • Use appropriate tools and equipment for the task at hand. Follow safe work practices and techniques to minimize the risk of injury, such as using proper lifting techniques and avoiding reaching into rotating parts.
  • Fire and Hazardous Materials Safety:
    • Be aware of flammable or combustible materials in the vicinity of the motor. Keep the motor and its surroundings free from oil, grease, dust, and other potentially combustible substances.
    • Ensure that ventilation openings and cooling fins of the motor are clean and unobstructed. Proper airflow is essential for heat dissipation and preventing overheating.
    • Follow appropriate procedures for handling, storing, and disposing of hazardous materials such as lubricants, solvents, and cleaning agents. Comply with relevant safety data sheets (SDS) and local regulations.
    • Have appropriate fire extinguishing equipment readily available in case of emergencies. Familiarize yourself with the location and proper use of fire extinguishers in your work area.
  • Training and Knowledge:
    • Ensure that personnel working with 3-phase motors receive proper training on electrical safety, lockout/tagout procedures, and safe work practices specific to motor maintenance and repair.
    • Stay updated with the latest industry standards, regulations, and best practices related to electrical and mechanical safety when working with 3-phase motors.
    • Consult the motor manufacturer’s documentation and guidelines for specific safety recommendations and precautions related to their particular motor model.

Remember, safety should always be the top priority when working with 3-phase motors. By following these safety precautions and using common sense, you can help ensure a safe work environment and minimize the risk of accidents or injuries.

3 phase motor

How do 3-phase motors handle variations in voltage and frequency?

3-phase motors are designed to handle variations in voltage and frequency within certain limits. Here’s a detailed explanation of how they handle these variations:

  • Voltage Variations:
    • 3-phase motors are typically designed to operate within a specific voltage range. As long as the applied voltage remains within this range, the motor can function properly.
    • When the voltage supplied to a 3-phase motor varies, the motor’s performance may be affected. If the voltage drops significantly below the rated voltage, the motor may experience reduced torque and power output. Conversely, if the voltage exceeds the rated value, the motor may draw excessive current, leading to overheating and potential damage.
    • To handle voltage variations, 3-phase motors often incorporate protective devices such as thermal overload relays or motor protection circuits. These devices can detect abnormal operating conditions caused by voltage fluctuations and take appropriate actions, such as shutting down the motor or reducing its load.
  • Frequency Variations:
    • The speed of a 3-phase motor is directly proportional to the frequency of the power supply. When the frequency deviates from the rated value, the motor’s speed and performance can be affected.
    • If the frequency increases, the motor’s speed will also increase, resulting in higher torque and power output. Conversely, a decrease in frequency will lead to a decrease in speed, resulting in reduced torque and power output.
    • 3-phase motors can handle frequency variations up to a certain extent. However, if the frequency deviates too far from the rated value, the motor’s performance may become unstable or it may fail to start altogether.
    • For precise control over motor speed, variable frequency drives (VFDs) can be used. VFDs can adjust the frequency of the power supply to the motor, allowing for precise speed control and compensation for frequency variations.
  • Voltage and Frequency Tolerance:
    • International standards specify the acceptable voltage and frequency tolerances for 3-phase motors. These standards ensure that motors can operate reliably and safely within specified voltage and frequency ranges.
    • Motor manufacturers often provide voltage and frequency tolerance specifications for their products. These specifications indicate the allowable range of voltage and frequency variations that the motor can handle without compromising its performance or safety.
    • When selecting a 3-phase motor, it is important to consider the voltage and frequency requirements of the specific application and ensure that the motor’s voltage and frequency ratings align with the available power supply.

Overall, 3-phase motors are designed to handle variations in voltage and frequency within specified limits. They incorporate protective devices and can be paired with control devices such as VFDs to compensate for voltage and frequency fluctuations, ensuring optimal performance and protection against potential damage.

China Professional Split Air Condenser 30W 40W 80W 10W 20W Fan Motor Single Phase 220V 50Hz Condenser Fan Motor   manufacturer China Professional Split Air Condenser 30W 40W 80W 10W 20W Fan Motor Single Phase 220V 50Hz Condenser Fan Motor   manufacturer
editor by CX 2024-04-09