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　 Home >>> Products >>> DDC-JQ electromagnetic vacuum charge valve 　
　 　
　
　 　
　

Product Description:
DDC-JQ electromagnetic vacuum charge valve the special valve install in machine vacuum pump, used same electrical source with pump, pump operate or stop control valve open or close directly. When pump stopping or cut of electrical source suddenly, valve will close vacuum system automatic, use valve charge caliber pass though the valve cavity to pump cavity, prevent pump oil return to protect vacuum system. The medium is air or non-corrosive gas.

 　
　
Technical parameters:

model

DDC-JQ16A

DDC-JQ25A

DDC-JQ32A

DDC-JQ40

DDC-JQ50A

DDC-JQ65

DDC-JQ80

Diameter(mm)

16

25

32

40

50

65

80

Pressure(Pa)

105～10-2

Pal/s

6.7×10-4

medium temperature（℃）

-25～+40

Loop temperature rise（℃）

≤65

Start and stop time(S)

≤3

Voltage（V）

220/50

Power（Kw）

8.5

9.5

17.5

20

25

29

63

Weight（Kg）

2.2

3.9

5.5

8

10

18.5

30
 


Exterior and connect size:

Model

DN(mm)

Exterior size(mm)

Connect standard

Suited pump

D

H

b x b

D1

n-d

h

DDC-JQ16A

16

68

176

48x48

42

4-M5

28

JB919

2XZ-0.5/1

DDC-JQ25A

25

82

199

58x58

55

4-M6

35

2XZ-2/4

DDC-JQ32A

32

92

222

68x68

64

4-M6

40

2XZ-4/2X-8

DDC-JQ40A

40

110

253

80x80

70

4-M6

44

2X-8

DDC-JQ50AA

50

124

294

94x94

90

4-M8

56

2X-15

DDC-JQ60A

60

135

320

115x115

105

4-M8

65

2X-30A

DDC-JQ80A

80

165

367

140x140

125

4-M8

75

2X-70A

　
　
　
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