Sequence valves
6.21
Cartridge Valves Technical Information
Sequence Valves
520L0588 • Rev DB • November 2010
ORDERING
INFORMATION
SPECIFICATIONS
DIMENSIONS
OPERATION
P103 387E
26 mm °C [° F]²/sec (cSt) [124 SUS] @ 50 122
0
10
20
30
40
0
100
200
300
400
500
psi bar
40 80 120 160l/min
010203040
US gal/min
Piloted open
P103 523
38 mm
64-70 Nm
[47-52 lbf ft]
1
2
3
M33x2
[5.04]
128.0
[2.60]
65.9
P103 415
P103 416E
VDB 12-CN - 2 - A - 00 -V
Setting range
Pilot ratio B
1 = 25 - 170 bar [363-2466 psi] 1 = 25 - 120 bar [363-1740 psi]
2 = 70 - 250 bar [1015-3626 psi] 2 = 60 - 200 bar [870-2900 psi]
3 = 105 - 350 bar [1523-5076 psi] 3 = 90 - 280 bar [1305-4061 psi]
Pilot ratio
A = 6.9 :1
B = 4.7 :1
Seals
V =Viton
Omit = Buna-N
Pilot ratio A
Housing and port
sH
ousing P/N
00 =No Housing No Housing
SE1/2 = AL, 1/2 BSP NCS12/3-SE-1/2
SE3/4 = AL, 3/4 BSP NCS12/3-SE-3/4
SE8S = AL, #8 SAE NCS12/3-SE-8S
SE12S = AL, #12 SAE NCS12/3-SE-12S
Other housings available
To order this valve with a specific factory setting,contact your Sauer-Danfoss representative
Seal kit
230000130
230000360
This is a pilot-operated, atmospherically-vented, unloading valve.
Rated pressure 350 bar [5000 psi]
Rated ow 160 l/min [42 US gal/min]
Weight 0.93 kg [2.05 lb]
Cavity NCS12/3
Theoretical performance
Schematic
Cross-sectional view
Specications
VDB 12-CN
mm [in]
Unloading
VDB 12-CN
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