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

Specications

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