Danfoss CP128-1 Technical Information
Shuttle Valves Technical Information
Load Shuttle Valve - Normal Direction
CP128-1
OPERATION |
This valve senses the higher of the two |
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input pressures at ports 1 and 3 and |
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routes it to the output port 2. |
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SPECIFICATIONS |
Theoretical performance |
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Pressure drop |
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psi |
bar 26 cSt [121 SUS] hyd.oil at 50ƱC [122 ƱF] |
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150 |
10 |
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8 |
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3-2 |
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100 |
6 |
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1-2 |
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50 |
4 |
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2 |
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0 |
0 |
5 |
10 |
15 |
20 |
25 |
30 l/min |
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0 |
2 |
4 |
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6 |
8 gal/min |
Schematic
2
1 |
3 |
Specifications
Rated pressure* |
315 bar [4570 psi] |
Rated flow at 7 bar |
22 l/min |
[100 psi] |
[5.8 US gal/min] |
Leakage |
6 drops/min @ |
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Rated pressure |
Weight |
0.06 kg [0.14 lb] |
Cavity |
SDC08-3 |
*Rated pressure based on NFPA fatigue test standard (at 1 million cycles)
DIMENSIONS |
Cross-sectional view |
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mm [in] |
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22 mm [0.866 in] |
3/4-16 UNF |
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27-34 Nm [20-25 lbf*ft] |
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1.0 |
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[0.04] |
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1 |
<![if ! IE]> <![endif]>Ø 15.9 [Ø 0.62] |
<![if ! IE]> <![endif]>Ø 22.0 [Ø 0.87] |
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<![if ! IE]> <![endif]>Ø14.3 [Ø0.56] |
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3 |
2 |
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6.0 |
41.9 |
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[0.24] |
[1.65] |
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ORDERING INFORMATION
CP128-1-B-0
Load Shuttle Valve
Normal Direction
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Seal |
Option |
Seal kit |
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B = Buna-N |
120238 |
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V = Viton |
120239 |
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Code |
Ports & Material |
Body Nomenclature |
0 |
0 = Cartridge only |
No Body |
SE2B |
AL, 1/4 BSP |
SDC08-3-SE-2B |
SE3B |
AL, 3/8 BSP |
SDC08-3-SE-3B |
4S |
AL, #4 SAE |
CP08-3-4S |
6S |
AL, #6 SAE |
CP08-3-6S |
**Aluminum bodies to be used for pressures less than 210 bar (3000 psi)
***Other housings available
BC332375309103en-000101 • February 2020 |
SH - 5 |
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