Pilot Operated Check Valves Technical Information
Pilot to Open RPC12
OPERATION |
This is a pilot-to-open check valve. |
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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3-2 |
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8 |
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2-3 |
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100 |
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6 |
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50 |
4 |
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2 |
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0 |
0 |
20 |
40 |
60 |
80 |
100 |
120 l/min |
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0 |
8 |
16 |
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24 |
32 gal/min |
Schematic
Specifications
Rated pressure |
315 bar [4570 psi] |
Rated flow at 7 bar |
90 l/min |
[100 psi] |
[23.8 US gal/min] |
Weight |
0.20 kg [0.44 lb] |
Pilot ratio |
2.8:1 |
Cavity |
NCS12/3 |
Note: A piston seal requires a 5 bar [72.5 psi] or greater return spring.
DIMENSIONS |
Cross-sectional view |
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mm [in] |
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38 mm |
66 |
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90-100 Nm |
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[66.4-74 lbf*ft] |
[2.60] |
M33 X 2 |
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1 |
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3 |
2 |
5.5 |
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14 |
65.5 |
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[0.22] |
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[0.55] |
[2.58] |
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ORDERING |
RPC12-5-OR-00-V |
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INFORMATION |
Pilot to Open |
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Seal Option |
Seal Kit |
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Omit = Buna-N |
230000130 |
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Crack Pressure |
V = Viton |
230000360 |
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<![if ! IE]> <![endif]>Ø 26.7 [Ø 1.06] |
<![if ! IE]> <![endif]>Ø 27.7 [Ø 1.10] |
<![if ! IE]> <![endif]>Ø 37.6 [Ø 1.50] |
0.50.5 bar [7 psi]
2.52.5 bar [36.2psi]
5 5.0 bar [72.5 psi]
10 10 bar [145 psi]
Pilot Seal Option
Omit |
No Seals |
OR |
Seals |
Code |
Ports & Material Body Nomenclature |
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00 |
00 = Cartridge only |
00 = Cartridge only |
SE1/2 |
AL, 1/2 BSP |
NCS12/3-SE-1/2 |
SE3/4 |
AL, 3/4 BSP |
NCS12/3-SE-3/4 |
SE8S |
AL, #8 SAE |
NCS12/3-SE-8S |
SE12S |
AL, #12 SAE |
NCS12/3-SE-12S |
**Aluminum bodies are to be used for pressures less than 210 bar (3000 psi)
***Other housings available
BC332375625108en-000101 • February 2020 |
PO - 9 |