Diaphragm accumulators
Components separating gas and fluid by a diaphragm. Volume, pressure, precharge and assembly requirements must be specified for the complete component.
Family illustration; not an individual profile or manufacturing drawing.
Reference profiles.
Open a profile for construction details and the available manufacturer technical sheet.
Diaphragm AccumulatorsDiaphragm accumulator; Directive 2014/68/EU
Construction features
- Diaphragm accumulator; Directive 2014/68/EU
- Welded design with one gas connection
- Diaphragm: NBR or ECO, depending on execution
Technical documentation
Manufacturer technical sheet: section geometry, dimensions and operating information for the referenced profile.
Technical sheet · PDF · EN ↗FST catalogue reference. Dimensions and compound must match the selected item.
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Data for the correct selection.
| Selection parameter | What to specify |
|---|---|
| Dimensions | Nominal volume; connection; installation envelope; precharge |
| Material and compound | Compound code, hardness, reinforcements and any required approvals. Check the individual profile document. |
| Medium | Fluid type, concentration, additives and cleaning agents. |
| Service conditions | Minimum/maximum temperature, pressure and peaks; sliding speed or rotation; duty cycle. |
| Installation | Groove drawing, surface finish, clearances, pressure direction and assembly method. |
| Traceability and documents | Specify the required compound, conformity declarations and batch documentation in the enquiry. |
Temperature, pressure and speed limits depend on the exact compound, profile and installation. Do not combine maximum ratings from different conditions or extend one profile’s ratings to the whole family.
Profile identifiers refer to the FST technical catalogue. Supply configuration and documentation are confirmed for the specific enquiry.
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