Product Description

AC Gear Motor
4 RK 25 R C C F G10
Outer Diameter Motor Type Power Capacity Speed Motor Votalge Output Shaft Shape Accessories Derived Code
2 – 60mm
3 – 70mm
4 – 80mm
5 – 90mm
6 – 100mm
IK – Induction
RK – Reversible
TK – Torque
6 – 6W
15 – 15W
40 – 40W
60 – 60W
90 – 90W
120 – 120W
140 – 140W
180 – 180W
200 – 200W
250 – 250W
R   A -1 Phase 110V
C – 1 Phase 220V
C2 – 1 Phase 110V/220V
S – 3 Phase 220V
S2 – 3 Phase 220V/380V
S3 – 3 Phase 380V
S4 – 3 Phase 440V
SS3 – 3 Phase 220V/380V
A – Round Shaft
C – Toothed Shaft 
T/P – Thermally Protected
F – Fan
M – Electro-manetic
Z – Damping
Dimension
Shaft Length

AC Gearhead
4 GN 60 K G12 T
Outer Diameter Motor Shaft Shape Gear Ratio Bearing Model Output Shaft Diameter Installation Method
2 – 60mm
3 – 70mm
4 – 80mm
5 – 90mm
6 – 104mm
GN – Bevel Gear Shaft
GU – Bevel Gear Shaft
GS – Strengthen T-shaped installation
GZ – Right-angle gearbox
GM – Intermediate gearbox
60 – 1:60 K – Standard Rolling Bearings
RT – Right Angle
RC – Right Angle Hollow
G12 –  Ф12mm L – Screw Hole
T – Through Hole

Specifications of Motor
Motor Type Motor Model No. Description Rating Start Condenser Gear Model No.
Cylindncal
Output Shaft
Pinion Cut
Output Shaft
Force Peripheral Wave No. Valtage Current Start Turning Moment Turning Moment Revolving No. Capacity Resistance Voltage Pairing Bearing Middle Gear
( W ) ( Hz ) ( V ) ( A ) ( gcm ) ( gcm ) ( rpm ) ( uF ) ( V )
Rerersible
 Motor
4RK25A-A 4RK25GN-A 25 50 110 0.60 1950 1950 1250 8 250 4GN-K 4GN10X
60 110 0.55 1650 1620 1500 7
4RK25A-C 4RK25GN-C 50 220 0.30 1950 1950 1250 2 500 4GN-K 4GN10X
60 220 0.27 1650 1620 1500 1.8
4RK30A-A 4RK30GN-A 30 50 110 0.70 2400 2350 1250 10 250 4GN-K 4GN10X
60 110 0.65 1950 1950 1500 8
4RK30A-C 4RK30GN-C 50 220 0.35 2400 2350 1250 2.5 500 4GN-K 4GN10X
60 220 0.32 1950 1950 1500 2
4RK40A-A 4RK40GN-A 40 50 110 0.80 3250 3250 1250 16 250 4GN-K 4GN10X
60 110 0.75 3600 2600 1500 14
4RK40A-C 4RK40GN-C 50 220 0.40 3250 3250 1250 4 500 4GN-K 4GN10X
60 220 0.38 2600 2600 1500 3.5
Induction
 Motor
4IK25A-A 4IK25GN-A 25 50 110 0.55 1650 1950 1250 7 250 4GN-K 4GN10X
60 110 0.50 1380 1620 1500 6
4IK25A-C 4IK25GN-C 50 220 0.28 1650 1950 1250 1.8 500 4GN-K 4GN10X
60 220 0.25 1350 1620 1500 1.5
4IK30A-A 4IK30GN-A 30 50 110 0.65 2050 2350 1250 10 250 4GN-K 4GN10X
60 110 0.60 1750 1950 1500 8
4IK30A-C 4IK30GN-C 50 220 0.33 2050 2350 1250 2.2 500 4GN-K 4GN10X
60 220 0.30 1750 1950 1500 2
External Dimension
Type Reduction Ratio L1(mm) L2(mm) L3(mm)
4IK(RK)25A(GN) 1:3 ~ 1:20 86 32 118
4IK(RK)30A(GN) 86 32 118
4IK(RK)40A(GN) 101 32 133
4IK(RK)25A(GN) 1:25 ~ 1:180 86 44 130
4IK(RK)30A(GN) 86 44 130
4IK(RK)40A(GN) 101 44 145
Gear Head-Torque Table (kg.cm) 
 ( kg.cm x 9.8 ÷ 100 ) = N.m
 r/min 500 300 200 150 120 100 75 60 50 30 20 15 10 7.5 6 5 3
Gear Redcution Ratio 50Hz 3 5 7.5 10 12.5 15 20 25 30 50 75 100 150 200 250 300 500
60Hz 3.6 6 9   15 18   30 36 60 90 120 180   300 360 600
Permissible Load 25W kg.cm 4 6.7 10 13.3 16 20 26.7 32 39 65 80 80 80 80 80 80 80
30W kg.cm 4.8 8 12 16 20 24 32 38 45 76 80 80 80 80 80 80 80
40W kg.cm 6.7 11 16 21.3 28 33 42 54 65 80 80 80 80 80 80 80 80
Note: Speed figures are based on synchronous speed, the actual output speed, under rated torque conditions, is about 10~20% less than synchronous speed.
Grey background indicates: output shaft of geared motor rotates in the same direction as output shaft of motor
White background indicates: rotation in the opposite direction

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Application: Industrial
Speed: Constant Speed
Number of Stator: Single-Phase
Function: Driving, Control
Casing Protection: Protection Type
Number of Poles: 4
Customization:
Available

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induction motor

What factors should be considered when selecting an AC motor for a particular application?

When selecting an AC motor for a particular application, several factors need to be considered to ensure the motor meets the requirements and performs optimally. Here are the key factors to consider:

  1. Power Requirements: Determine the power requirements of the application, including the required torque and speed. The motor should have adequate power output to meet the demands of the specific task. Consider factors such as starting torque, running torque, and speed range to ensure the motor can handle the load effectively.
  2. Motor Type: There are different types of AC motors, including induction motors, synchronous motors, and brushless DC motors. Each type has its own characteristics and advantages. Consider the application’s requirements and factors such as speed control, efficiency, and starting torque to determine the most suitable motor type.
  3. Environmental Conditions: Assess the environmental conditions in which the motor will operate. Factors such as temperature, humidity, dust, and vibration levels can impact motor performance and longevity. Choose a motor that is designed to withstand the specific environmental conditions of the application.
  4. Size and Space Constraints: Consider the available space for motor installation. Ensure that the physical dimensions of the motor, including its length, diameter, and mounting arrangement, are compatible with the available space. Additionally, consider the weight of the motor if it needs to be mounted or transported.
  5. Efficiency: Energy efficiency is an important consideration, as it can impact operational costs and environmental sustainability. Look for motors with high efficiency ratings, which indicate that they convert electrical energy into mechanical energy with minimal energy loss. Energy-efficient motors can lead to cost savings and reduced environmental impact over the motor’s lifespan.
  6. Control and Speed Requirements: Determine if the application requires precise speed control or if a fixed speed motor is sufficient. If variable speed control is needed, consider motors that can be easily controlled using variable frequency drives (VFDs) or other speed control mechanisms. For applications that require high-speed operation, select a motor that can achieve the desired speed range.
  7. Maintenance and Serviceability: Assess the maintenance requirements and serviceability of the motor. Consider factors such as the accessibility of motor components, ease of maintenance, availability of spare parts, and the manufacturer’s reputation for reliability and customer support. A motor that is easy to maintain and service can help minimize downtime and repair costs.
  8. Budget: Consider the budget constraints for the motor selection. Balance the desired features and performance with the available budget. In some cases, investing in a higher quality, more efficient motor upfront can lead to long-term cost savings due to reduced energy consumption and maintenance requirements.

By carefully considering these factors, it is possible to select an AC motor that aligns with the specific requirements of the application, ensuring optimal performance, efficiency, and reliability.

induction motor

Can AC motors be used in renewable energy systems, such as wind turbines?

Yes, AC motors can be used in renewable energy systems, including wind turbines. In fact, AC motors are commonly employed in various applications within wind turbines due to their numerous advantages. Here’s a detailed explanation:

1. Generator: In a wind turbine system, the AC motor often functions as a generator. As the wind turbine blades rotate, they drive the rotor of the generator, which converts the mechanical energy of the wind into electrical energy. AC generators are commonly used in wind turbines due to their efficiency, reliability, and compatibility with power grid systems.

2. Variable Speed Control: AC motors offer the advantage of variable speed control, which is crucial for wind turbines. The wind speed is variable, and in order to maximize energy capture, the rotor speed needs to be adjusted accordingly. AC motors, when used as generators, can adjust their rotational speed with the changing wind conditions by modifying the frequency and voltage of the output electrical signal.

3. Efficiency: AC motors are known for their high efficiency, which is an important factor in renewable energy systems. Wind turbines aim to convert as much of the wind energy into electrical energy as possible. AC motors, especially those designed for high efficiency, can help maximize the overall energy conversion efficiency of the wind turbine system.

4. Grid Integration: AC motors are well-suited for grid integration in renewable energy systems. The electrical output from the AC generator can be easily synchronized with the grid frequency and voltage, allowing for seamless integration of the wind turbine system with the existing power grid infrastructure. This facilitates the efficient distribution of the generated electricity to consumers.

5. Control and Monitoring: AC motors offer advanced control and monitoring capabilities, which are essential for wind turbine systems. The electrical parameters, such as voltage, frequency, and power output, can be easily monitored and controlled in AC motor-based generators. This allows for real-time monitoring of the wind turbine performance, fault detection, and optimization of the power generation process.

6. Availability and Standardization: AC motors are widely available in various sizes and power ratings, making them readily accessible for wind turbine applications. They are also well-standardized, ensuring compatibility with other system components and facilitating maintenance, repair, and replacement activities.

It’s worth noting that while AC motors are commonly used in wind turbines, there are other types of generators and motor technologies utilized in specific wind turbine designs, such as permanent magnet synchronous generators (PMSGs) or doubly-fed induction generators (DFIGs). These alternatives offer their own advantages and may be preferred in certain wind turbine configurations.

In summary, AC motors can indeed be used in renewable energy systems, including wind turbines. Their efficiency, variable speed control, grid integration capabilities, and advanced control features make them a suitable choice for converting wind energy into electrical energy in a reliable and efficient manner.

induction motor

What is an AC motor, and how does it differ from a DC motor?

An AC motor, also known as an alternating current motor, is a type of electric motor that operates on alternating current. It converts electrical energy into mechanical energy through the interaction of magnetic fields. AC motors are widely used in various applications, ranging from household appliances to industrial machinery. Here’s a detailed explanation of what an AC motor is and how it differs from a DC motor:

AC Motor:

An AC motor consists of two main components: the stator and the rotor. The stator is the stationary part of the motor and contains the stator windings. These windings are typically made of copper wire and are arranged in specific configurations to create a rotating magnetic field when energized by an alternating current. The rotor, on the other hand, is the rotating part of the motor and is typically made of laminated steel cores with conducting bars or coils. The rotor windings are connected to a shaft, and their interaction with the rotating magnetic field produced by the stator causes the rotor to rotate.

The operation of an AC motor is based on the principles of electromagnetic induction. When the stator windings are energized with an AC power supply, the changing magnetic field induces a voltage in the rotor windings, which in turn creates a magnetic field. The interaction between the rotating magnetic field of the stator and the magnetic field of the rotor produces a torque, causing the rotor to rotate. The speed of rotation depends on the frequency of the AC power supply and the number of poles in the motor.

DC Motor:

A DC motor, also known as a direct current motor, operates on direct current. Unlike an AC motor, which relies on the interaction of magnetic fields to generate torque, a DC motor uses the principle of commutation to produce rotational motion. A DC motor consists of a stator and a rotor, similar to an AC motor. The stator contains the stator windings, while the rotor consists of a rotating armature with coils or permanent magnets.

In a DC motor, when a direct current is applied to the stator windings, a magnetic field is created. The rotor, either through the use of brushes and a commutator or electronic commutation, aligns itself with the magnetic field and begins to rotate. The direction of the current in the rotor windings is continuously reversed to ensure continuous rotation. The speed of a DC motor can be controlled by adjusting the voltage applied to the motor or by using electronic speed control methods.

Differences:

The main differences between AC motors and DC motors are as follows:

  • Power Source: AC motors operate on alternating current, which is the standard power supply in most residential and commercial buildings. DC motors, on the other hand, require direct current and typically require a power supply that converts AC to DC.
  • Construction: AC motors and DC motors have similar construction with stators and rotors, but the design and arrangement of the windings differ. AC motors generally have three-phase windings, while DC motors can have either armature windings or permanent magnets.
  • Speed Control: AC motors typically operate at fixed speeds determined by the frequency of the power supply and the number of poles. DC motors, on the other hand, offer more flexibility in speed control and can be easily adjusted over a wide range of speeds.
  • Efficiency: AC motors are generally more efficient than DC motors. AC motors can achieve higher power densities and are often more suitable for high-power applications. DC motors, however, offer better speed control and are commonly used in applications that require precise speed regulation.
  • Applications: AC motors are widely used in applications such as industrial machinery, HVAC systems, pumps, and compressors. DC motors find applications in robotics, electric vehicles, computer disk drives, and small appliances.

In conclusion, AC motors and DC motors differ in their power source, construction, speed control, efficiency, and applications. AC motors rely on the interaction of magnetic fields and operate on alternating current, while DC motors use commutation and operate on direct current. Each type of motor has its advantages and is suited for different applications based on factors such as power requirements, speed control needs, and efficiency considerations.

China Standard 140W Standard Three Phase AC Electric Micro Gear Motor   manufacturer China Standard 140W Standard Three Phase AC Electric Micro Gear Motor   manufacturer
editor by CX 2024-05-14