Danfoss CP720-1 Technical Information

Directional Control Valves Technical Information

4

2

3

Atm

osphere

1

Seals

2-Position, 3-Way, Atmospheric Vent
CP720-1

OPERATION

SPECIFICATIONS

DIMENSIONS

mm [in]

This valve is a 3-way hydraulically piloted
spool with atmospheric vent.

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

8L/min

2.1US gal/min

2

3

4

3

16 24 32 40

Flow

4.2 6.3 8.5 10.6

Cross-sectional view

Schematic

Specications

Rated pressure 210 bar [3000 psi]
Rated ow at 7 bar
[100 psi]
Weight 0.15 kg [0.33 lb]
Cavity SDC10-4

h 1.00 in
t

30 l/min
[8 US gal/min]

41-47 N.m

[30-35 lbf.ft]

ORDERING
INFORMATION

1

62.5

[2.46]

4

19.1

[0.75]

23

7/8-14 UNF

CP720-1-B-8S-150-S1

Spool seals

S1 =Seal at top of spool
S2 =Seals at both ends of spool

B=Buna-N 120023
V=Viton 120024

Housing and portsHousing 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
8S = AL, #8 SAE CP10-4-8S

Other housings available

Seal kit

Shift pressure

bar[psi]
040= 2.8 [40]
050= 3.5[50]
080= 5.5[80]
125= 8.6[125]
150=10.3 [150]

DV - 27BC332375730110en-000101 • February 2020