Manually or mechanically controlled hydraulic directional control valve Р80 is designed for distribution and control of work flow between generator (pump) and executive mechanisms (cylinder, hydro-motor, etc.). It is manufactured with 1 to 7 plungers, with parallel or serial action, with common or individual back valve for each plunger, with or without safety valve.
ConstructionР40 is a mono-bloc distributor. Its body is made of cast iron EN-GJL300. Plungers are made of carburized steel with hard chrome plating.
Mounting
The distributor is fixed with two bolts M8
| Ambient temperature | -40C...+60C |
| Viscosity | 12 ...800 mm2/s |
| Fluid temperature | -15C...+80C |
| Filtration | 10 to NAS 1638 |
| Max operating pressure | 250 bar |
| Back pressure | 50 bar |
| Nominal flow | 40 l/min |
| Leakage(A,B-T) | 15cm3/min at 120bar |
| Spool stroke | +/-7 mm |
| Actuating force | < 200 N |
| Modification/ Spools | up to 8 |