Danfoss CP720-3 Technical Information
Shuttle Valves Technical Information
11
14
17
20
2
4
3
2
4
3
spool overlap = Cspool overlap = O
Hot Oil Shuttle
CP720-3
OPERATION
SPECIFICATIONS
DIMENSIONS
mm [in]
This valve has an internally piloted spool
that directs ow from the lower pressure
inlet, 2 or 4, to the output at 3.
Theoretical performance
psi bar
3
4
5
6
87
58
29
154 SUS (33 cSt) hyd. oil @ 100° F (38° C)
14
12
10
8
6
Press ure drop
4
2
0
Fully opened
8L/min
2.1US gal/min
2
3
4
3
16 24 32 40
Flow
4.26.3 8.5 10.6
Cross-sectional view
Schematic
Specications
Rated pressure 350 bar [5075 psi]
Rated ow at 7 bar
[100 psi]
Leakage 82 cm³/min [5 in³/min] @
Weight 0.15 kg [0.34 lb]
Cavity SDC10-4
25 l/min
[7 US gal/min]
207 bar [3000 psi]
ORDERING
INFORMATION
7/8-14 UNF
2
3
4
58.4
[2.30]
Seals
B=Buna-N 11032943
V=Viton 11032944
Housing and ports Housing P/N
0=No Housing No Housing
L3B = AL, 3/8 BSP SDC10-4-L-3B
L4B = AL, 1/2 BSP SDC10-4-L-4B
6S = AL, #6 SAE CP10-4-6S-X1
8S = AL, #8 SAE CP10-4-8S-X1
S6S = Ductile, #6 SAE
S8S = Ductile, #8 SAE
Other housings available
19.1
[0.75]
CP720-3-B-8S-080-C
Seal kit
CP10-4-S6S
CP10-4-S8S
h 1.00 in
41-47 N.m
t
[30-35 lbf.ft]
Shift pressure
050=3.4[50]
080=5.5[80]
Spool overlap
O= Open
C= Closed
bar[psi]
BC332375309103en-000101 • February 2020
SH - 11
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