4-14
R_RS.PMD CM
Catalogue HY11-2500/UK
Pilot-Operated Pressure Relief Valves
Series R / RS
4
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
Technical Data
R*R /M and R*E
General
Nominal size 10 25 32 16 25 32 40 50 63
Interface Subplate mounting acc. ISO 6264 Slip-in mounting acc. ISO 7368
Mounting position as desired, horizontal mounting prefered
Ambient temperature [°C] -20...+80
Weight Series R*R [kg] 4.5 5.8 7.8 — — — — — —
Series R*M [kg] 2.7 4.5 6.0 — — — — — —
Series R*E [kg] — — — 2.2 3.5 4.9 8.0 13.7 22.8
Hydraulic
Operating pressure [bar] Ports P or A and X up to 350, connection T or B and Y depressurized
Pressure stages [bar] 75, 175, 250, 350
Nominal flow Series R*R [l/min] 250 500 650 — — — — — —
Series R*M [l/min] 150 350 650 — — — — — —
Series R*E [l/min] — — — 220 500 950 1400 2300 4000
Pressure medium Hydraulic oil according to DIN 51524 ... 525
Viscosity, recommended [mm²/s] 30 ... 50
maximum [mm²/s] 20 ... 380
Pressure medium temperature
recommended [°C] 30 ... 50
maximum [°C] -20 ... +70
Permitted contamination ISO 4406-1999; 18/16/13
General
Nominal size 10 25 32 16 25 32 40 50 63
Interface Subplate mounting acc. ISO 6264 Slip-in mounting acc. ISO 7368
Mounting position as desired, horizontal mounting prefered
Ambient temperature [°C] -20...+80
Weight Series RS*R [kg] 5.9 7.2 9.2 — — — — — —
Series RS*M [kg] 4.4 6.2 7.7 — — — — — —
Series RS*E [kg] — — — 2.7 5.2 6.4 9.5 15.2 24.3
Hydraulic
Operating pressure [bar] Ports P or A and X up to 350, connection T or B and Y depressurized
Pressure stages [bar] 75, 175, 250, 350
Nominal flow Series RS*R [l/min] 250 500 650 — — — — — —
Series RS*M 150 350 650 — — — — — —
Series RS*E — — — 220 500 950 1400 2300 4000
Pressure medium Hydraulic oil according to DIN 51524 ... 525
Viscosity, recommended [mm²/s] 30 ... 50
maximum [mm²/s] 20 ... 380
Pressure medium temperature
recommended [°C] 30 ... 50
maximum [°C] -20 ... +70
Permitted contamination ISO 4406-1999; 18/16/13
RS*R /M and RS*E
Electrical (solenoid)
Duty cycle [%] 100 ED
Plug connectors 2pole + PE / connector acc. to EN 175301-803
Protection class IP54 at DIN 40050 (plugged and mounted)
Direct current [V] Code Power [W] Current [A]
12 K 2.5
24 J
31
1.25
98 U 0.31
198 G 0.15
Response time [ms] Energized / deenergized 32 / 40
Switching frequency Max. 15000 switchings/hour