Danfoss RPC04 Technical Information
Pilot Operated Check Valves Technical Information
2
100
0
3-2
2-3
6
4
5
30252015
l/min
10
10
8
Pressure drop
gal/min
86
4
2
psi
bar
0
0
150
50
26 cSt [121 SUS] hyd.oil at 50ƱC [122 ƱF]
Ø 22
[Ø 0.87]
Ø 14
[Ø 0.55]
Ø 15
[Ø 0.59]
6
[0.24]
40.9
[1.61]
42
[1.65]
3
2
1
34-40 Nm
[25-30 lbf*ft]
22 mm
M18 X 1.5
RPC04-2.5-OR-00-V
00 = Cartridge only
Ports & Material
Code
00
15 bar [217.5 psi]15
5
0.5
8
Crack Pressure
8 bar [116 psi]
0.5 bar [7 psi]
2.5 bar [36.25 psi]
Seal Option Seal Kit
Omit = Buna-N
V = Viton
SE1/4 AL, 1/4 BSP
SE4S AL, #4 SAE
SE6S
AL, #6 SAE NCS04/3-SE-6S
NCS04/3-SE-4S
NCS04/3-SE-1/4
Body Nomenclature
No Housing
** Aluminum bodies are to be used for pressures less than 210 bar (3000 psi)
***Other housings available
OR
Omit
Pilot Seal Option
5 bar [72.5 psi]
2.5
Pilot to Open
230000450
230000160
No seals
Seals
Pilot to Open
RPC04
OPERATION
SPECIFICATIONS
DIMENSIONS
mm [in]
This is a pilot-to-open check valve.
Theoretical performance
Cross-sectional view
Schematic
Specications
Rated pressure* 350 bar [5075 psi]
Rated ow at 7 bar
[100 psi]
Weight 0.06 kg [0.13 lb]
Pilot ratio 3.2:1
Cavity NCS04/3
*Rated Pressure based on NFPA fatigue test
standard (at 1 million cycles)
Note: A piston seal requires a 5 bar [72.5 psi] or
greater return spring.
20.5 l/min
[5.4 US gal/min]
ORDERING
INFORMATION
BC332375625108en-000101 • February 2020
PO - 6
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