China Best Sales NEMA 115/230V 0.5HP Tefc Single Phase Electric Motor for Air Compressor vacuum pump engine

Product Description

Product Description


It is used for general industrial equipment such as air compressors ,pumps ,conveyor belts blowers ,etc 
Feature : 
1) Fully enclosed bearings at both ends
2) 9 leading wires 
3) Class B insulation ,continuous working system ,40ºC working enviroment 
4) Capacitance start ,dual capacitance above 1HP 
5)Horizontal installation facing the left out of the axis 
6) Reversible rotation 

Output power
Model Voltage
S.F Current
P.F Tstart/tn Tmax/tn Ist/In  Weight
1/4 3425 TPSCF48-1/4-2 115/230
1 3.4/1.7 61 0.77 1.78 0.98 26/15 17
1725 TPSCF48-1/4-4 115/230 1 4.2/2.1 65 0.59 3.9 1.82 26/15 19
1/3 3425 TPSCF48-1/3-2 115/230 1 4.2/2.1 65 0.79 2.2 1.4 31/18 21
1725 TPSCF48-1/3-4 115/230 1 5.2/2.6 68 0.61 4.83 2.67 31/18 23
3425 TPSCF56-1/3-2 115/230 1 5.2/2.6 58 0.72 2.2 1.4 31/18 23
1725 TPSCF56-1/3-4 115/230 1 4.8/2.4 65 0.69 4.83 2.67 31/18 22
1/2 3425 TPSCF48-1/2-2 115/230 1 5.8/2.9 69 0.82 3.13 1.82 45/25 23
1725 TPSCF48-1/2-4 115/230 1 7.2/3.6 71 0.64 7.19 3.43 45/25 26
1725 TPSCF56-1/2-2 115/230 1 6.6/3.3 65 0.76 3.13 1.82 45/25 26
1730 TPSCF56-1/2-4 115/230 1 6.4/3.2 69 0.73 7.19 3.43 45/25 23
3/4 3425 TPSCF56-3/4-2 115/230 1 8.6/4.3 70 0.8 4.23 2.67 61/35 30
1725 TPSCF56-3/4-4 115/230 1 8.8/4.4 73 0.76 10.07 4.91 61/35 25
1 3425 TPSCF56-1-2 115/230 1 10.8/5.4 73 0.82 5.16 3.73 80/45 36
1725 TPSCF56-1-4 115/230 1 11.2/5.6 75 0.78 12.22 7.01 80/45 40
1.5 3425 TPSLF56-1.5-2 115/230 1 13.8/6.9 74 0.95 6.11 4.89 100/50 45
1725 TPSLF56-1.5-4 115/230 1 13.4/6.7 76 0.95 16.97 9.23 130/65 48
2 3425 TPSLF56-2-2 115/230 1 18/9 76 0.95 7.47 6.25 130/65 40
1725 TPSLF56-2-4 115/230 1 17.8/8.9 77 0.95 21.72 13.71 130/65 51
3425 TPSLF182T-2-2 230 1 9 76 0.95 7.47 6.25 130/65 75
1725 TPSLF182T-2-4 230 1 8.9 77 0.95 21.72 13.71 130/65 1.15
3 3425 TPSLF182T-3-2 230 1 13.1 78 0.95 10.18 8.15 90 81
1745 TPSLF182T-3-4 230 1 12 79 0.95 29.86 17.65 90 75
5 3425 TPSLF184T-5-2 230 1 21.3 80 0.95 14.93 11.68 135 97
1745 TPSLF184T-5-4 230 1 20.8 82 0.95 44.79 25.79 135 90
7.5 3425 TPSLF213T-7.5-2 230 1 30.9 83 0.95 21.72 18.33 200 86
1725 TPSLF213T-7.5-4 230 1 30.5 84 0.95 61.08 40.72 200 126
10 3425 TPSLF215T-10-2 230 1 40.2 85 0.95 28.51 27.15 260 11
1725 TPSLF184T-10-4 230 1 39.7 86 0.95 70.58 61.08 260 135

Detailed Photos

Our Advantages

We have more than 30years on all kinds of ac motors and gearmotor ,worm reducers producing ,nice price 
What we do:
1.Stamping of lamination
2.Rotor die-casting
3.Winding and inserting – both manual and semi-automatically
4.Vacuum varnishing
5.Machining shaft, housing, end shields, etc…
6.Rotor balancing
7.Painting – both wet paint and powder coating
10.Inspecting spare parts every processing
11.100% test after each process and final test before packing.,


Q: Do you offer OEM service?
A: Yes
Q: What is your payment term?
A: 30% T/T in advance, 70% balance when receiving B/L copy. Or irrevocable L/C.
Q: What is your lead time?
A: About 30 days after receiving deposit or original L/C.
Q: What certifiicates do you have?
A: We have CE, ISO. And we can apply for specific certificate for different country such as SONCAP for Nigeria, COI for Iran, SASO for Saudi Arabia, etc.

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Application: Universal
Speed: Constant Speed
Number of Stator: Single-Phase
Function: Driving
Casing Protection: Closed Type
Number of Poles: 2 and 4poles
US$ 162/Piece
1 Piece(Min.Order)




3 phase motor

What are the key components of a typical 3-phase motor?

A typical 3-phase motor consists of several key components that work together to convert electrical energy into mechanical energy. Here’s a detailed explanation of the key components of a typical 3-phase motor:

  • Stator: The stator is the stationary part of the motor and contains the core, windings, and other structural components. It consists of a laminated iron core with slots where the motor windings are placed. The stator windings are connected to the power supply and create a rotating magnetic field when energized.
  • Rotor: The rotor is the rotating part of the motor and is located inside the stator. It consists of a laminated iron core with conductive bars or coils embedded in it. The rotor is designed to rotate within the magnetic field generated by the stator windings. The interaction between the stator’s rotating magnetic field and the rotor’s conductive elements induces currents in the rotor, creating a torque that drives the rotation of the motor.
  • Windings: The windings are conductive coils of wire that are wound around the stator slots. In a 3-phase motor, there are typically three sets of windings, each spaced 120 degrees apart. These windings are designed to carry the three-phase alternating current (AC) from the power supply. The arrangement and connection of the windings create a rotating magnetic field in the motor, which interacts with the rotor to produce torque and rotation.
  • Power Supply Connections: The motor has terminals or leads for connecting it to the three-phase power supply. The power supply connections are typically labeled as L1, L2, and L3, corresponding to the three phases of the power supply. These connections provide the alternating current required to energize the stator windings and create the rotating magnetic field.
  • Bearings: Bearings are used to support the rotor and allow it to rotate smoothly within the stator. The motor typically has two bearings, one at each end of the rotor shaft. These bearings reduce friction and enable the efficient transfer of rotational motion from the rotor to the motor’s load.
  • Shaft: The shaft is a cylindrical component that extends from the rotor and serves as the mechanical link between the motor and the load. The shaft transfers the rotational motion generated by the motor to the connected equipment or machinery.
  • Housing or Frame: The motor is enclosed in a housing or frame that provides protection and support for the internal components. The housing is typically made of a durable material such as metal or plastic and is designed to withstand the operating conditions of the motor.
  • Cooling System: Many 3-phase motors incorporate a cooling system to dissipate heat generated during operation. This may include cooling fins on the motor housing, fan blades attached to the rotor shaft, or a separate cooling fan. Efficient cooling is essential to maintain optimal motor performance and prevent overheating.

These are the key components of a typical 3-phase motor. Each component plays a crucial role in the motor’s operation, from generating the rotating magnetic field to transferring mechanical energy to the load. Understanding these components is essential for troubleshooting, maintenance, and proper operation of 3-phase motors.

3 phase motor

Can 3-phase motors be adapted for use in both small and large-scale applications?

Yes, 3-phase motors are highly adaptable and can be used in both small and large-scale applications. Here’s a detailed explanation of their adaptability:

  • Small-Scale Applications: 3-phase motors are available in a wide range of sizes and power ratings, making them suitable for small-scale applications. These motors can be found in various small industrial machines, appliances, and equipment. They are commonly used in small pumps, compressors, fans, conveyors, blowers, and other devices requiring reliable and efficient motor operation.
  • Large-Scale Applications: 3-phase motors are also well-suited for large-scale applications that demand high power and torque. They can be found in heavy-duty industrial machinery and equipment used in manufacturing plants, mining operations, oil refineries, and other industrial sectors. Large-scale applications of 3-phase motors include motor-driven compressors, generators, crushers, mills, conveyor systems, and large HVAC (heating, ventilation, and air conditioning) units.
  • Flexibility in Voltage and Frequency: 3-phase motors can operate with different voltage and frequency configurations, allowing for adaptation to various power systems worldwide. They can be designed and configured to accommodate specific voltage and frequency requirements, making them compatible with the electrical infrastructure of different regions and countries. This flexibility in voltage and frequency makes 3-phase motors suitable for both small and large-scale applications globally.
  • Motor Control Options: 3-phase motors can be coupled with various control devices and technologies to adapt to different application requirements. For small-scale applications, simple motor starters or contactors can provide basic control functionality. In contrast, large-scale applications often utilize more advanced control systems, such as variable frequency drives (VFDs) or adjustable speed drives (ASDs), which offer precise speed and torque control. These control options allow 3-phase motors to meet the specific needs of both small and large-scale applications.
  • Application-Specific Designs: Manufacturers offer a wide range of 3-phase motor designs and configurations to cater to different application requirements. Motors can be customized to meet specific performance criteria, environmental conditions, and industry standards. This adaptability allows 3-phase motors to be optimized for both small and large-scale applications, ensuring optimal efficiency, reliability, and performance.

Overall, the adaptability of 3-phase motors makes them suitable for a wide range of applications, from small-scale to large-scale. Their availability in various sizes, flexibility in voltage and frequency, compatibility with different control options, and ability to be customized for specific applications make them a versatile choice for different industrial needs. Whether it’s powering small machines or driving heavy-duty equipment, 3-phase motors can be adapted to meet the requirements of both small and large-scale applications.

3 phase motor

What role do 3-phase motors play in the efficiency of HVAC systems?

3-phase motors play a crucial role in enhancing the efficiency of HVAC (Heating, Ventilation, and Air Conditioning) systems. Here’s a detailed explanation of their contribution:

  • Air Handling Units (AHUs):
    • 3-phase motors are commonly used in HVAC systems to power the fans in air handling units (AHUs). These fans circulate and distribute conditioned air throughout the building.
    • The use of 3-phase motors in AHUs allows for efficient and reliable operation. They can deliver the necessary airflow at varying static pressures, ensuring optimal air distribution and ventilation in different zones of the building.
  • Chillers and Cooling Towers:
    • In large-scale HVAC systems, 3-phase motors are utilized in chillers and cooling towers. These components are responsible for cooling the water used in the HVAC system.
    • Efficient 3-phase motors drive the compressors and fans in chillers and cooling towers, enabling effective heat transfer and temperature control. This results in improved energy efficiency and cooling performance of the HVAC system.
  • Variable Air Volume (VAV) Systems:
    • 3-phase motors are often employed in Variable Air Volume (VAV) systems, which allow for individual control of airflow in different zones or rooms of a building.
    • By using 3-phase motors in VAV systems, the air volume can be easily adjusted to meet the specific cooling or heating demands of each zone. This enables precise temperature control, reduces energy wastage, and enhances overall HVAC system efficiency.
  • Energy-Saving Measures:
    • 3-phase motors in HVAC systems can be integrated with energy-saving measures to improve efficiency. For example, they can be paired with variable frequency drives (VFDs), which allow for the modulation of motor speed and power consumption based on actual needs.
    • VFDs control the speed of 3-phase motors, ensuring that they operate at optimal speeds for different load conditions. This results in significant energy savings, as motors consume less power when operating at lower speeds.
  • Reliability and Durability:
    • HVAC systems require reliable and durable components to ensure continuous operation. 3-phase motors are known for their robust construction and ability to withstand the demanding conditions typically found in HVAC applications.
    • The reliability of 3-phase motors minimizes the risk of motor failures and unexpected downtime, allowing HVAC systems to operate efficiently and maintain occupant comfort.

Overall, 3-phase motors play a critical role in enhancing the efficiency of HVAC systems. They power the fans, compressors, and pumps, enabling effective air distribution, temperature control, and heat transfer. Their integration with energy-saving measures further optimizes energy consumption, resulting in improved overall HVAC system efficiency and reduced operating costs.

China Best Sales NEMA 115/230V 0.5HP Tefc Single Phase Electric Motor for Air Compressor   vacuum pump engine	China Best Sales NEMA 115/230V 0.5HP Tefc Single Phase Electric Motor for Air Compressor   vacuum pump engine
editor by CX 2024-04-24