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Series 245 | Vacuum inline valve (DN10 - 50; DN80)
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Factsheet
| Series Number | 245 |
| Series Name | Vacuum inline valve (DN10 - 50; DN80) |
| Description | For pumping and venting of vacuum systems with large gas flows. |
| Actuator types | Manual actuator (removable handwheel), Pneumatic actuator (single achting with closing spring NC) |
| Sealing Gate | FKM (VITON®) |
| Sealing Bonnet | FKM (VITON®) |
| Feedthrough | VITON / shaft feedthrough |
| Leak rate body | < 1·10-9 mbar ls-1 |
| Leak rate Seat | < 1·10-9 mbar ls-1 |
| Nominal inside diameters (ID) in mm (inch) | 16 (5/8") - 80 (3") |
| Body material | Aluminum; Stainless steel |
| Cycles until first service | Depending on SIZE and TEMPERATURE: |
| MANUAL actuator: 10.000 cycles | |
| Pneum. DOUBLE ACT.: 2 mio cycles | |
| Pneum. SPRING CLOSED/OPENED.: 1-3 mio cycles |
