What is a vacuum generator and how does it work?

A vacuum generator is a device that utilizes compressed air to create a vacuum. It operates based on two fundamental principles of fluid dynamics: the Venturi effect and Bernoulli's principle. As compressed air enters and accelerates through a narrowed section of the venturi nozzle, Bernoulli's principle explains that the pressure of the air decreases, which the Venturi effect then utilizes to convert the kinetic energy of the moving air into a potential energy vacuum. This dual-principle operation makes vacuum generators highly effective for applications requiring quick and reliable vacuum creation.

What are the advantages of pneumatic vacuum generators?

Pneumatic vacuum generators offer several benefits including compact design, ease of installation, low maintenance, and energy efficiency. They are particularly suitable for applications with limited space and where electrical power may not be readily available.

How do electric and pneumatic vacuum generators differ?

Electric vacuum generators use an electric motor to drive a pump that creates vacuum. In contrast, pneumatic vacuum generators use compressed air passing through a venturi to create vacuum. Electric generators are generally more powerful and quieter, but pneumatic types are simpler, more compact, and often more cost-effective.

What are the typical applications of vacuum generators?

Vacuum generators are widely used in industrial applications such as robotics, pick-and-place systems, material handling, packaging, and automation processes. They are essential in providing the suction needed to manipulate objects.

Can you provide information on the maximum vacuum level a vacuum generator can achieve?

The maximum vacuum level achievable by a vacuum generator depends on its design and operating conditions, but typically, these devices can create vacuum levels up to 85-90% (or -85 to -90 kPa). For specific product capabilities, refer to the product specifications.

What maintenance is required for vacuum generators?

Vacuum generators require minimal maintenance. Regular checks for air leaks, blockages, and ensuring clean air supply are generally sufficient to maintain optimal performance.

How does a vacuum generator affect electricity usage in an industrial setting?

Electric vacuum generators consume electrical power based on their motor size and usage pattern. Pneumatic vacuum generators, while powered by compressed air, can influence overall energy efficiency by the air compressor's electrical usage. It’s important to select the right type based on your facility's power and air supply infrastructure.

What are the differences between a vacuum generator and a vacuum ejector?

A vacuum generator and a vacuum ejector refer to essentially the same device in different contexts. Both use compressed air to create a vacuum but may vary slightly in design based on their specific application or industry terminology.

How do I choose the right vacuum generator for my application?

Selecting the right vacuum generator involves considering factors such as the volume and frequency of vacuum needed, the environmental conditions, power availability, and specific application requirements like speed and precision. Consult with a specialist or refer to detailed product specifications to match your needs.

How can I maintain and enhance the performance of my vacuum generator?

To keep your vacuum generator operating at its best, regular maintenance and the right components are crucial. If you're dealing with a filter that's seen better days or valves that could use an upgrade for more efficient performance, having access to quality replacement parts is key. You'll find everything from durable vacuum pumps that form the core of your system’s functionality, to meticulously designed vacuum fitting parts that ensure everything is perfectly sealed. Don’t overlook our comprehensive range of vacuum-related devices, which are essential for any enhancements or repairs your setup might require. These components are vital for maintaining the high standards of performance and reliability your industrial applications rely on.

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CKD Vacuum Generators, Vacuum Ejectors（Additional Function：Mechanical Type, Pressure Switch for Vacuum）

CKD offers products Vacuum Generators, Vacuum Ejectors specified by Additional Function Mechanical Type, Pressure Switch for Vacuum 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. CKD products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.

Configure

Specification/Dimensions

Additional Function
- Silencers
- Filter
- Valves For Vacuum Generation
- Reverse Check Valve (Vacuum Retention)
- Mechanical Type, Pressure Switch for Vacuum
- With LED Display, Pressure Switch for Vacuum
- Air Timer Type Vacuum Release Valves
- Vacuum Destructive Valve
- Vacuum Destruction Support
- Central Exhaust Specification
- Not Provided
Clear

Type
- Direct Electromagnetic Valve Mounting Type Elbows
- Direct Electromagnetic Valve Mounting Type Straight
- Pipe Type
- Square
- Pad Direct Mounting Type, Elbow
- Pad Direct Mounting Type, Straight
- Unit
- Related Components
Details

Clear

Ultimate Vacuum(kPa)
-93.1

-93

-92

-91.8

-91

-90.4

-90

-89

-88

-87

-86.7

-86

-85

-84

-80

-78

-74

-67

-66.5

-66

-57

-53

-48

-47

-5.0

-2

0 to -101.3

88

90

92
Clear

Suction Flow(l/min)
1

1.8

2

3

3.2

3.5

4

4.5

5

6

7

7.5

8

9

10

10.5

11

11.5

12

12.5

13

15

16

18

20

21

22

23

24

25

26

27

28

29

30

32

34

35

36

37

38

39

40

42

44

45

46

47

50

52

54

55

56

58

61

63

66

67

68

72

74

75

76

78

80

82

83

84

85

88

89

90

95

95$36$42

95$42

95$42$24

95$42$40

95$42$70

95$42$84

95$42$180

95$63$42

95$110$42

100

104

105

110

123

128

130

132

136

140

155

160

174

180

200

225

250

300

305

350

600

740
Clear

Air Supply Port Connecting Port Shape
- M5
- Rc1/8
- R1/8
- R1/4
- G1/8
- 1/8-27 NPT
- M3
- Rc1/4
- M6
- R3/8
- R1/2
- One-Touch Coupling
- One-Touch Fitting Elbow
- Rc3/8
- NPT3/8
- NPTF1/8
- NPT1/4
Clear

Vacuum Port Connecting Port Shape
- M5
- Rc1/8
- R1/8
- R1/4
- R3/8
- M3
- Rc1/4
- M6
- R1/2
- One-Touch Coupling
- One-Touch Fitting Elbow
- Others
- Rc3/8
Clear

Vacuum Port One-Touch Fitting Size
1/2 (ø12.7)

1/4 (Ø6.35)

1/8 (ø3.18)

Ø1.8

ø2

Ø3

3/8 (ø9.53)

ø3.2

Ø4

5/16 (Ø7.94)

5/32 (Ø3.97)

Ø6

Ø8

Ø10

Ø12

Ø16
Clear

Air Supply Port One-Touch Fitting Size
- Ø3
- Ø4
- Ø6
- Ø8
- Ø10
- 5/32 (Ø3.97)
- 1/4 (Ø6.35)
- 5/16 (Ø7.94)
- 3/8 (ø9.53)
Clear

Nozzle Dia.
0.3mm

0.4mm

0.5mm

0.6mm

0.7mm

1.0mm

1.2mm

1.5mm

2.0mm

2.5mm

3.0mm

Others
Drawing

Clear

Application
- Single Item
- Manifolds
Clear

Air Consumption Flow Rate(l/min)
3.5

3.5 (N.C.) / 4 (Latching)

3.5 (N.C.) / 4 (latching)

3.7

4.5

6.5

6.5 (N.C.) / 8.5 (Latching)

6.5 (N.C.) / 8.5 (latching)

7.4

8

10

11.5

12

13

13.2

14

17

18

21

22.5

22.6

23

23$46$150

23$70$150

23$150

23$150$200

23.5

24

27

28

30

33

34

35

40

42

44

45

46

47

47.5

48

48.5

50

52

53

57

58

60

63

70

79.5

84

85

86

88

90

100

100$23$150

102

110

113

126

145

150

155

160

162

180

194

196

200

265

270

300

385
Clear

Type of Related Component
- Holders / Brackets
- Replacement Filters
- Pressure Switches for Maintenance Components
- Manifold Base
- Block Plates
- Vacuum Fall Prevention Valves
- Manifold
- Valve Unit
- Ejector Unit
- Valve Body Ass'y
- Supply Valve (N.O.)
- Release Valve (N.C.)
- Vacuum Port Adapter Ass'y
- Filter Element
- Sound Absorbing Material
- Pressure Sensor Ass'y
- Ejector Component Part
- Solenoid Valve
- Vacuum Pressure Switch
Clear

Brand	(0) (0) CHELIC (2) CKD (2) ESCO (0) FESTO (0) KOGANEI (0) MYOUTOKU (5) PISCO (2) SMC (4)
CAD	2D 3D

2 items

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: 30; 60; 90

Compare

Ejector unit supporting ejector system VSK series

CKD

A wide selection of optimal units has been made possible by using unit modules.

Days to Ship: 13 Day(s)

13 Day(s)

Compare

Separate ejector VSK series of ejector unit

CKD

This is an integrated type ejector unit, with many unit modules, that allows selection to match the purpose.

Days to Ship: 14 Day(s)

14 Day(s)


Brand
Product Series
CAD
From
Days to Ship
Additional Function
Type
Ultimate Vacuum(kPa)
Suction Flow(l/min)
Air Supply Port Connecting Port Shape
Vacuum Port Connecting Port Shape
Vacuum Port One-Touch Fitting Size
Air Supply Port One-Touch Fitting Size
Nozzle Dia.
Application
Air Consumption Flow Rate(l/min)
Type of Related Component

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	CKD	CKD
Product Series	Ejector unit supporting ejector system VSK series	Separate ejector VSK series of ejector unit
CAD	2D	2D
From
Days to Ship	13 Day(s)	14 Day(s)
Additional Function	Mechanical Type, Pressure Switch for Vacuum	Mechanical Type, Pressure Switch for Vacuum
Type	Unit	Square
Ultimate Vacuum(kPa)	-91 ～ -67	-93 ～ -67
Suction Flow(l/min)	7 ～ 40	7 ～ 50
Air Supply Port Connecting Port Shape	R1/8	R1/8
Vacuum Port Connecting Port Shape	R1/8	R1/8
Vacuum Port One-Touch Fitting Size	Ø4 ～ Ø8	Ø4 ～ Ø8
Air Supply Port One-Touch Fitting Size	Ø4 / Ø6 / Ø8	Ø4 / Ø6 / Ø8
Nozzle Dia.	0.5mm ～ 1.0mm	0.5mm ～ 1.2mm
Application	Single Item	Single Item
Air Consumption Flow Rate(l/min)	11.5 ～ 46	11.5 ～ 70
Type of Related Component	-	-

Related Categories to Vacuum Generators, Vacuum Ejectors

FAQ Vacuum Generators, Vacuum Ejectors

Question: What is a vacuum generator and how does it work?: Answer: A vacuum generator is a device that utilizes compressed air to create a vacuum. It operates based on two fundamental principles of fluid dynamics: the Venturi effect and Bernoulli's principle. As compressed air enters and accelerates through a narrowed section of the venturi nozzle, Bernoulli's principle explains that the pressure of the air decreases, which the Venturi effect then utilizes to convert the kinetic energy of the moving air into a potential energy vacuum. This dual-principle operation makes vacuum generators highly effective for applications requiring quick and reliable vacuum creation.
Question: What are the advantages of pneumatic vacuum generators?: Answer: Pneumatic vacuum generators offer several benefits including compact design, ease of installation, low maintenance, and energy efficiency. They are particularly suitable for applications with limited space and where electrical power may not be readily available.
Question: How do electric and pneumatic vacuum generators differ?: Answer: Electric vacuum generators use an electric motor to drive a pump that creates vacuum. In contrast, pneumatic vacuum generators use compressed air passing through a venturi to create vacuum. Electric generators are generally more powerful and quieter, but pneumatic types are simpler, more compact, and often more cost-effective.
Question: What are the typical applications of vacuum generators?: Answer: Vacuum generators are widely used in industrial applications such as robotics, pick-and-place systems, material handling, packaging, and automation processes. They are essential in providing the suction needed to manipulate objects.
Question: Can you provide information on the maximum vacuum level a vacuum generator can achieve?: Answer: The maximum vacuum level achievable by a vacuum generator depends on its design and operating conditions, but typically, these devices can create vacuum levels up to 85-90% (or -85 to -90 kPa). For specific product capabilities, refer to the product specifications.
Question: What maintenance is required for vacuum generators?: Answer: Vacuum generators require minimal maintenance. Regular checks for air leaks, blockages, and ensuring clean air supply are generally sufficient to maintain optimal performance.
Question: How does a vacuum generator affect electricity usage in an industrial setting?: Answer: Electric vacuum generators consume electrical power based on their motor size and usage pattern. Pneumatic vacuum generators, while powered by compressed air, can influence overall energy efficiency by the air compressor's electrical usage. It’s important to select the right type based on your facility's power and air supply infrastructure.
Question: What are the differences between a vacuum generator and a vacuum ejector?: Answer: A vacuum generator and a vacuum ejector refer to essentially the same device in different contexts. Both use compressed air to create a vacuum but may vary slightly in design based on their specific application or industry terminology.
Question: How do I choose the right vacuum generator for my application?: Answer: Selecting the right vacuum generator involves considering factors such as the volume and frequency of vacuum needed, the environmental conditions, power availability, and specific application requirements like speed and precision. Consult with a specialist or refer to detailed product specifications to match your needs.
Question: How can I maintain and enhance the performance of my vacuum generator?: Answer: To keep your vacuum generator operating at its best, regular maintenance and the right components are crucial. If you're dealing with a filter that's seen better days or valves that could use an upgrade for more efficient performance, having access to quality replacement parts is key. You'll find everything from durable vacuum pumps that form the core of your system’s functionality, to meticulously designed vacuum fitting parts that ensure everything is perfectly sealed. Don’t overlook our comprehensive range of vacuum-related devices, which are essential for any enhancements or repairs your setup might require. These components are vital for maintaining the high standards of performance and reliability your industrial applications rely on.