Danfoss CP620-1 Technical Information
Directional Control Valves Technical Information
1
2
Directional Manual, Rotary, 2-Position, 2-Way
CP620-1
OPERATION
SPECIFICATIONS
DIMENSIONS
mm [in]
This valve is a non-compensated,
adjustable ow control.
Refer to application notes for installation
details.
Theoretical performance
psi bar
203
174
145
116
87
58
29
154 SUS (33 cSt) hyd. oil @ 100° F (38° C)
14
12
10
8
6
Press ure drop
4
2
0
0
=
e
d
o
c
w
o
l
F
20L/min
10.6 15.9 21.1 26.4
5.3US gal/min
5
0
1
=
e
5
d
1
o
=
e
c
w
o
l
w
F
o
l
F
40 60 80 100
Flow
0
d
2
o
c
=
e
d
o
c
w
o
l
F
Cross-sectional view
7/8-14 UNF
Schematic
Specications
Rated pressure 210 bar [3000 psi]
Rated ow at 7 bar
[100 psi]
Leakage 82 cm³/min [5 in³/min] @
Weight 0.31 kg [0.69 lb]
Cavity SDC10-2
t 5-7 N.m
[40-60 lbf in]
75 l/min
[20 US gal/min]
Rated pressure
•
ORDERING
INFORMATION
1
2
ht1.00 in
41-48 N.m
[30-35 lbf.ft]
31.8
[1.25]
CP620-1-B-8S-20-2-DR
B-Buna-N 120073
V-Viton 120074
Housing and portsHousing P/N
0=No Housing No Housing
DG3B=AL, 3/8 BSP SDC10-2-DG-3B
DG4B=AL,1/2 BSP SDC10-2-DG-4B
6S = AL, #6 SAE CP10-2-6S
8S = AL, #8 SAE CP10-2-8S
Other housings available
Seal kit
43.9
[1.73]
66.8
[2.63]
82.6
[3.25]
Ø
Flow
05 = 19 l/min [5 US gpm]
10 = 38 [10]
15 = 57 [15]
20 = 77 [20]
l/min US gpm
l/min US gpm
l/min US gpm
Rotation to close
R-Clockwise
L-Counterclockwise
Detent
D = Detent with handle
K = Knob (not shown)
knob is not detented
Position
2- 2Position detent
3- 3Position detent
10 -10Position detent
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