Description
Technical Data
- Maximum Operating Pressure (PS):
- Carbon Steel: 210 - 250 - 330 - 350 bar
- Stainless Steel: 100 bar (others on request)
- Pressure Test (PT): 1.43 x PS
- Nominal Capacities in Liters:
- 0.075 - 0.16 - 0.25 - 0.32 - 0.5 - 0.75 - 1 - 1.4 - 2 - 2.8 - 3.5
- Operating Temperature: -40 ÷ +80 °C
- Compression Ratio (Po : P2): max 1 : 8
- Fluid Viscosity Range: 10 ÷ 400 cSt
- Recommended Viscosity: 36 cSt
- Fluid Contamination Level:
- Class 21/19/16 according to ISO 4406/99
- Shell Material:
- Carbon steel shell with black rust-resistant coating RAL 5005
- Stainless steel AISI 316L
- Filling Valve Material (internal screw):
- Zinc-plated carbon steel, compliant with Directive 2002/95/EC (RoHS)
- Stainless steel AISI 316L
- Diaphragm Material:
- P = Nitrile Rubber (NBR)
- Y = Epichlorohydrin (ECO)
- B = Butyl (IIR)
- V = Fluorocarbon (FKM)
- Filling Valve Connection: M28 x 1.5
- Fluid Port Connection: female thread:
- 1/2” - 3/4” BSP ISO228
- male thread: M33x1.5
"AMS" Diaphragm Advantages
- High compression ratio
- Contamination tolerance
- Lightweight
- Compact design
- Simple construction
- Fast response time
- Maintenance-free operation
- Performs well with low lubricity fluids
- Fast and easy installation and replacement
- Can be mounted in any position
- Long service life
- Low cost
Diaphragm - Temperature - Fluid Compatibility
When selecting the accumulator version, it is necessary to consider the hydraulic fluid, diaphragm material, and the allowed temperature range, as outlined in the optional non-binding notes.
| Code Letter | Polymer | ISO | Temperature Range (°C) | Compatible Fluids |
|---|---|---|---|---|
| P | Standard nitrile (Perbunan) | NBR | -10 ÷ +80 | Aliphatic hydrocarbons (propane, butane, gasoline, oils, mineral greases), diesel fuel, heating oil, kerosene, mineral greases and oils, HFA - HFB - HFC fluids, many diluted acids, alkalis, saline solutions, water, water-glycol. |
| Y | Epichlorohydrin | ECO | -30 ÷ +110 | Mineral oils and greases, aliphatic hydrocarbons (propane, butane, gasoline), silicone oils and greases, room temperature water, resistant to ozone, aging, and weathering effects. |
| B | Butyl | IIR | -30 ÷ +100 | Hot water up to 100°C, glycol-based brake fluids, many acids and alkalis, saline solutions, polar solvents such as alcohols, ketones, and esters, polyglycol-based hydraulic fluids (HFC fluids), and phosphate ester-based fluids (HFD-R fluids), silicone oils and greases, resistant to ozone, aging, and weathering. |
| V | Fluorocarbon | FKM | -10 ÷ +150 | Mineral oils and greases, non-flammable HFD group fluids, silicone oils and greases, animal and vegetable oils and greases, aliphatic hydrocarbons (gasoline, butane, propane, natural gas), aromatic hydrocarbons (benzene, toluene), chlorinated hydrocarbons (tetrachloroethene, carbon tetrachloride), fuels (regular, premium, and methanol blends), excellent resistance to ozone, weathering, and aging. |
