DH6/10

Sequence valve Direct operated type
SD
X B A Y
Sequence valve – Direct operated type
Overview
This direct operated type sequence valve is
used when sequence action or unloading
action of the hydraulic circuit is performed.
Type indication
Sequence valve – Direct Operated type
Nominal dimension
6, 10
Features
1. As this is a direct operated type sequence
valve, the structure is simple and compact.
2. The interface dimension of the valve is
identical with that of the solenoid operated
directional valve. (6 size)
3. It performs various functions by the
connection method with the pilot and drain.
Type of hydraulic oil
No symbol = Mineral based hydraulic oil
V = Phosphate ester based hydraulic oil
W = Fatty ester based hydraulic oil
Water-glycol based hydraulic oil
Connection method
P = Gasket connection type
Series number: 10
Check valve provided or not
No symbol = Without check valve
C =
Shape of pressure adjusting part
1 = Handle adjustment
2 = Thread adjustment (with cap)
3 = Handle with key adjustment
Pilot, Drain system
Internal drain
External drain
Internal pilot
No symbol
Y
External pilot
X
XY
Pressure adjustment rangeMPa (kgf/cm 2 )
Symbol
25
75
150
210
Nominal dimension
6 10
0 to 2.5 (0 to 25) 0.2 to 2.5 (2 to 25)
0 to 7.4 (0 to 75) 0.4 to 7.4 (4 to 75)
2.9 to 14.7 (30 to 150) 1.0 to 14.7 (10 to 150)
3.4 to 20.6 (35 to 210) 1.0 to 20.6 (10 to 210)
Hydraulic symbols
6
6
6
6
SD 10P-10-*/*
SD 10P-10-*/*X
SD 10P-10-*/*C
SD 10P-10-*/*XC
A
X
A
A
X
A
B
B
B
B
6
SD 10P-10-*/*Y
SD 10P-10-*/*XY
SD 10P-10-*/*YC
SD 10P-10-*/*XYC
A
X
6
A
6
A
X
6
A
B
Y
B
Y
B
Y
B
Y
2-40