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Pilot operated check valve DN19 FPOCV-(*) DN19F-14-50 D
Pilot operated check valve DN19 FPOCV-(*) DN19F-14-50 D
458 058 12 37/2A; 458 058 12 37/2B
FDYA400/50 (according GB/T 25974.3-2010) - China market
The FPOCV(*) DN19 F-14-50 D pilot operated check valve is intended to protect the underpiston space (piston side) of the leg or other ram (cylinder) against uncontrolled change of the set height. The valve is provided with a replaceable 2/2way valve cartridge. Embedded Stecko connections enable direct connection of pressure relief valves, pressure gauges, pressure sensors or other devices compliant with the specification of the hydraulic system
of the machine.
| Technical parameters | ||
|---|---|---|
| Nominal valve diameter | mm | 14 |
| Max. flow ratio on the path PA-A | l/min./MPa | ~300/5 |
| Max. flow ratio on the path A-PA | l/min./MPa | ~400/5 |
| Hydraulic ratio (active lowering PB) | – | ~0,41*Pn |
| Hydraulic ratio (passive lowering X) | – | n/a |
| Sealing type of the valve cartridge | – | metal-metal |
| Construction version | – | stainless steel |
| Max. working pressure PN | MPa | 50 |
| Recommended filtration | µm | 40 |
| Total weight of the valve | kg | ~5,37 |
The valve can operate with using HFA fire-resistant fluids (oil-in-water emulsions) with a concentrate content of 0.5–3%, based on mineral and synthetic oils compliant with the PN-C-96047 standard. If other operating fluids (mediums) have to be used, it is required to valve manufacturer.
