Sequence Valves Technical Information
100
200
300
400
500
US
gal/min
psi bar
Flow
S
NCS06/3-SE-3/8
NCS06/3-SE-1/2
Unloading Valve, Dierential Area, Pilot Operated, Atmospheric Vented
VDB 06-CN
OPERATION
SPECIFICATIONS
DIMENSIONS
mm [in]
This is a pilot-operated, atmospherically-vented, unloading valve.
Schematic
Theoretical performance
26 mm °C [° F]
40
30
20
10
0
0
l/min
²/sec (cSt) [124 SUS] @ 50 122
Piloted open
20 40 60 80
0510 15 20
Specications
Rated pressure 350 bar [5075 psi]
Rated ow 80 l/min
Weight 0.29 kg [0.64 lb]
Cavity NCS06/3
Cross-sectional view
[21 US gal/min]
ORDERING
INFORMATION
27 mm
44-50 Nm·
[32-37 lbfft]·
87.0
[3.43]
M 22 x 1.5
3
49.0
[1.92]
VDB 06-CN - 2 - A - 00 -V
etting range
1 = 25 - 140 bar [362 - 2031 psi]
2 = 70 - 210 bar [1015 - 3046 psi]
3 = 105 - 350 bar [1523- 5076 psi]
Housing and po rtsHousing P/N
00 =No Housing No Housing
Pilot ratio
A = 7.1 :1
B = 4.1 :1
E = 1 :1
To order this valve with a specic factory setting,contact your Danfoss ICSrepresentative
SE3/8 =AL, 3/8 BSP
SE1/2 =AL, 1/2 BSP
SE6S =AL, #6 SAE NCS06/3-SE-6S
SE8S =AL, #8 SAE NCS06/3-SE-8S
Other housings available
2
Seals
V =Viton
Omit = Buna-N
1
Seal kit
230000110
230000070
BC332375508106en-000101 • February 2020
SQ - 20
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