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LTQ型－气动高真空蝶阀

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LTQ型气动高真空蝶阀是通过电磁换向阀改变气路方向，控制执行气缸驱动蝶阀作启闭运动。用于接通或切断真空管路中的气流。适用介质为纯净空气和非腐蚀性气体。可选配反馈信号装置及电气阀门定位器。

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LTQ
Pneumatic High Vacuum Butterfly Valve

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LTQ pneumatic high vacuum butterfly valve uses solenoid directional valve to change the direction of air passage, and controls the actuating cylinder to drive the butterfly valve opened and closed. It is used to put through or cut off the airflow in vacuum pileline. Applicable medium can be pure air and noncorrosive gases. They may be fitted with signal feedback device and electropneumatic valve positioner.

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主要技术性能
Main Technical Performance

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主要零件材料
Materials of Main Parts

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阀体、阀盖、阀杆：碳钢或不锈钢
Body, bonnet and stem: carbon steel or stainless steel
Sealing element: NBR, Viton

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外形及连接尺寸（mm）
Overall and Connection Dimensions（mm）

Model
型号

DN

D

Do

D1

B

H

B1

L

n-φc

LTQ-40

40

85

70

44

22

162

90

104

4-φ7

LTQ-50

50

110

90

55

22

175

90

104

4-φ7

LTQ-65

65

125

105

70

26

198

102

140

4-φ9

LTQ-80

80

145

125

85

30

208

102

140

4-φ9

LTQ-100

100

170

145

105

30

220

102

140

4-φ12

LTQ-150

150

220

195

156

35

272

115

164

8-φ12

LTQ-200

200

275

250

208

40

330

205

190

8-φ12

LTQ-250

250

330

300

258

45

335

205

190

8-φ14

LTQ-300

300

380

350

308

55

426

152

247

8-φ14

LTQ-400

400

500

465

410

60

520

180

308

8-φ18

LTQ-500

500

600

565

510

80

643

220

378

12-φ18

LTQ-600

600

710

670

610

100

760

270

524

12-φ21

LTQ-800

800

920

815

815

130

962

320

648

20-φ21

LTQ-1200

1200

1440

1280

1280

150

1360

385

1480

36-φ19