How does the working principle of a 3-phase induction motor differ from that of a single-phase induction motor?

The key difference between these two types of motors lies in the power supply they require. A single-phase induction motor operates on a single alternating current (AC) voltage source, while a 3-phase induction motor requires three separate AC voltage sources with a phase difference of 120 degrees between them. This difference in power supply affects the motor's starting torque, efficiency, and overall performance. 3-phase motors typically provide smoother and more reliable operation, making them suitable for industrial applications, whereas single-phase motors are often used in smaller appliances and machines.

Between the induction motor and the DC motor, which one is more suitable for variable-speed applications and why?

DC motors are generally more suitable for variable-speed applications because their speed can be easily controlled by adjusting the voltage supplied to them. This feature allows precise speed regulation, making DC motors ideal for applications like robotics and conveyor systems. On the other hand, induction motors, especially single-phase ones, are typically less suited for variable-speed control, as their speed is primarily determined by the frequency of the AC power supply.

How do gear heads contribute to the performance of motors?

Gear heads, also known as gearboxes, are often used in conjunction with motors to achieve specific speed and torque requirements. They allow motors to transmit power more efficiently by matching the motor's speed and torque characteristics to the needs of the application. Gear heads can increase output torque, reduce speed, and enhance precision in various automation processes.

Are there motors with adjustable speed or direction?

There are motors designed with adjustable speed and direction control. These motors often incorporate electronic speed controllers (ESCs) or variable frequency drives (VFDs) that allow for precise adjustment of motor speed and the ability to reverse direction. Such motors are commonly used in applications where flexibility and control are essential, such as in conveyor systems, robotics, and industrial machinery.

What are the typical applications of AC motors?

AC motors find widespread use in various applications, including fans, pumps, compressors, conveyor systems, HVAC (heating, ventilation, and air conditioning) units, and industrial machinery. Their versatility, reliability, and ability to operate on AC power grids make them essential in many automation and industrial processes.

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MISUMI Small AC Motors（Gear Head Type：Parallel Shaft）

MISUMI offers products Small AC Motors specified by Gear Head Type Parallel Shaft from Automation Components product category. There are a total of 2 items. Search and select detailed specifications of parts for your machine with free CAD downloads. MISUMI products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.

Configure

Specification/Dimensions

Type
- Motors
- Gear Head Only
- Motor Only
- Others
- Set
- Controller Only
- Motor group
Clear

Motor Type
Extra Low Speed Synchronous

Induction

Reaction Synchronous

Reversible

Speed Control

Torque
Clear

Rated Output(W)
1

3

3.5

5

5.5

6

6.5

9

10

14

15

20

22

25

30

35

40

60

60~90

90

100

150

200
Clear

Square Flange Dim. A(mm)
42

56.4

60

60X130

70

80

83

85

90

91.5

104

106.5

120
Clear

Power Supply
3-Phase

Single-Phase
Clear

Reduction Ratio
2

3

3～180

3.6

5

6

7.5

9

10

10 (Middle gearhead)

12.5

15

18

20

25

30

36

40

50

60

75

90

100

120

150

180

200

250

300

360

450

600

1200
Clear

Gear Head Type
- Not Provided
- Parallel Shaft
- Perpendicular Shaft
- Linear
Clear

Electromagnetic Brakes, Clutches
- Not Provided
- Electromagnetic Brakes
- Clutch
Clear

Environment
- Standard
- Waterproof
- Dust Resistant
- Explosion Proof
Clear

Voltage(V)
Single-Phase 110V

Single-Phase 110VAC

Three-Phase 200/220V

Single-Phase 220VAC

Single-Phase 220/230V

Single-Phase 220/230VAC

Three-Phase 380/415V
Clear

Voltage(V)
24

100

110

115

200

220

230

240

380

400

415
Clear

Brand	(2) (0) ESCO (0) ORIENTAL MOTOR (30) PANASONIC (1) SPG (6) SUMITOMO (2)
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CAD	2D 3D

2 items

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: 30; 60; 90

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Small Geared Motors/Gear Head-Induction Motors/Reversible Motors

Until 31/03/2025

Small Geared Motors/Gear Head-Induction Motors/Reversible Motors

MISUMI

- Gear Head for Induction Motors and Reversible Motors from MISUMI.
- There are 2 types of gear heads available, PACMGX for motor output40 W or lower, PACMGZ for motor output 60W or higher).
- The rotational speeds shown are based on synchronous operation speeds. Generally, the actual speeds may be 2 ~ 20% less than indicated value depending on load conditions.
- Wide Variety of Products Gearheads are available with 22 different gear ratios from 1:3 to 1:180.

From: ฿ 1,633.45
Special Price
Days to Ship: Same day

Same day

Compare

Small Geared Motors/Gear Head-Motors with Electromagnetic Brake

Until 31/03/2025

Small Geared Motors/Gear Head-Motors with Electromagnetic Brake

MISUMI

- Small Geared Motors/Gear Head-Motors with Electromagnetic Brake PACMGX / PACMGZ from MISUMI.
- PACMGX is designed for Motor Output 40W or lower.
- PACMGZ is designed for Motor Output 60W or higher.
- The rotational speeds shown are based on synchronous operation speeds. Generally, the actual speeds may be 2 ~ 20% less than indicated value depending on load conditions.
- Accessory: Key (Not available for A60), Screws, Nuts, Washers (4 each)
- Gear Head Lubrication: Greasing

From: ฿ 1,633.45
Special Price
Days to Ship: Same day

Same day


Brand
Product Series
CAD
From
Days to Ship
Type
Motor Type
Rated Output(W)
Square Flange Dim. A(mm)
Power Supply
Reduction Ratio
Gear Head Type
Electromagnetic Brakes, Clutches
Environment
Voltage(V)
Voltage(V)

	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025
Brand	MISUMI	MISUMI
Product Series	Small Geared Motors/Gear Head-Induction Motors/Reversible Motors	Small Geared Motors/Gear Head-Motors with Electromagnetic Brake
CAD	2D / 3D	2D / 3D
From	฿ 1,633.45 Special Price On Sale Until 31/03/2025	฿ 1,633.45 Special Price On Sale Until 31/03/2025
Days to Ship	Same day	Same day
Type	Gear Head Only	Gear Head Only
Motor Type	-	-
Rated Output(W)	6 ～ 60~90	6 ～ 60~90
Square Flange Dim. A(mm)	60 ～ 90	60 ～ 90
Power Supply	-	-
Reduction Ratio	3 ～ 180	3 ～ 180
Gear Head Type	Parallel Shaft	Parallel Shaft
Electromagnetic Brakes, Clutches	Not Provided	Not Provided
Environment	Standard	Standard
Voltage(V)	-	-
Voltage(V)	-	-

Application example related to this category

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Related Categories to Small AC Motors

FAQ AC Motors

Question: How does the working principle of a 3-phase induction motor differ from that of a single-phase induction motor?: Answer: The key difference between these two types of motors lies in the power supply they require. A single-phase induction motor operates on a single alternating current (AC) voltage source, while a 3-phase induction motor requires three separate AC voltage sources with a phase difference of 120 degrees between them. This difference in power supply affects the motor's starting torque, efficiency, and overall performance. 3-phase motors typically provide smoother and more reliable operation, making them suitable for industrial applications, whereas single-phase motors are often used in smaller appliances and machines.
Question: Between the induction motor and the DC motor, which one is more suitable for variable-speed applications and why?: Answer: DC motors are generally more suitable for variable-speed applications because their speed can be easily controlled by adjusting the voltage supplied to them. This feature allows precise speed regulation, making DC motors ideal for applications like robotics and conveyor systems. On the other hand, induction motors, especially single-phase ones, are typically less suited for variable-speed control, as their speed is primarily determined by the frequency of the AC power supply.
Question: How do gear heads contribute to the performance of motors?: Answer: Gear heads, also known as gearboxes, are often used in conjunction with motors to achieve specific speed and torque requirements. They allow motors to transmit power more efficiently by matching the motor's speed and torque characteristics to the needs of the application. Gear heads can increase output torque, reduce speed, and enhance precision in various automation processes.
Question: Are there motors with adjustable speed or direction?: Answer: There are motors designed with adjustable speed and direction control. These motors often incorporate electronic speed controllers (ESCs) or variable frequency drives (VFDs) that allow for precise adjustment of motor speed and the ability to reverse direction. Such motors are commonly used in applications where flexibility and control are essential, such as in conveyor systems, robotics, and industrial machinery.
Question: What are the typical applications of AC motors?: Answer: AC motors find widespread use in various applications, including fans, pumps, compressors, conveyor systems, HVAC (heating, ventilation, and air conditioning) units, and industrial machinery. Their versatility, reliability, and ability to operate on AC power grids make them essential in many automation and industrial processes.