Walvoil SD5 - Working conditions

SD5
4 DAT003A
This catalog shows technical specifications and diagrams measured with mineral oil of 46 mm
2
/s -- 46 cSt viscosity at 40°C -- 104°F
temperature.
Nominal flow rating 45 l/min 12 US gpm
Operating pressure (maximum) parallel pr tandem circuit 315 bar 4600 psi
series circuit 250 bar 3600 psi
Max. back pressure on outlet port T 25 bar 360 psi
Internal leakage A(B)®T
Dp=100 bar -- 1450psi
fluid and valve at 40°C -- 104°F
3 cm
3
/min 0.18 in
3
/min
Hydraulic fluid Mineral base oil
Fluid temperature range with NBR seals from --20° to 80°C from --4° to 176°F
with FPM seals from --20° to 100°C from --4° to 212°F
Viscosity operating range from 15 to 75 mm
2
/s from 15 to 75 cSt
minimum 12 mm
2
/s 12 cSt
maximum 400 mm
2
/s 400 cSt
Max. level of contamination 19/16 -- ISO 4406 NAS 1638 -- class10
Ambient temperature range from --40° to 60°C from --40° to 140°F
NOTE -- For different conditions please contact Customer Service.
Working conditions