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홈 > 제품소개 > 밸브 > 다이아프램밸브 |
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| TYPE 285 |
| plastic diaphragm valve / pneumatically operated / DN 15 - 100 mm (1/2" - 4") / normally open, double acting
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SED / Germany |
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TYPE 285
pneumatically operated
DN 15 - 100 mm (1/2" - 4")
plastic diaphragm valve
normally open, double acting
Attributes
- Plastic diaphragm actuator directly mounted with the valve body
- Compact design
- Low weight
- Actuator high resistance to heat transfer
- Smooth exterior design ideal for wash downs
- Control air connection 90° to flow direction
- Encapsulated diaphragm
General
- Eliminates water hammer
- Depending on the diaphragm material, for all neutral and aggressive, gaseous and liquid media
- The flow can be in either direction
- Hermetic sealing
- The valve is unaffected by contaminated media
- Cavity free body
- Without any corrosion
Options
- Available with a wide range of control equipment and accessories, also for retrofitting
Features
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Control function : |
Pneumatically operated
Normally open: Cf. 2 |
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Direction
Control connection: |
At Cf. 2 90° to flow direction |
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Max. working pressure: |
Unidirectional(delta p = 100%)
EPDM, FPM, NBR diaphragm 10 bar
PTFE/EPDM diaphragm 8 bar
Higher working pressure may be achieved with different actuator. |
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Max. working temperature |
150°C, the max. working temperature depends on the working pressure
and the valve body material |
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Control pressure: |
Cf. max. 6 bar |
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Diaphragm material
and size: |
EPDM, PTFE/EPDM, NBR or FPM
MA 25, 40, 50 |
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Valve body material: |
PVC-U
PP
PVDF
PVC-C |
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End connection: |
Threaded socket, insert DIN welding socket
Plain socket DIN
Flange EN1092/ PN10/ Form B, Length EN 558-1; Series 1
Flange ANSU Class125/150 RF, Length EN 558-1; Series 1 | |
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