Danfoss CP518-PNC Technical Information
Proportional Valves Technical Information
61
US
2
1
CP518-PNC-U-6S-2H-24-DE
3B = AL, 3/8 BSP SDC08-2-DG-3B
Flow Controls, Non-Compensated, Normally Closed
CP518-PNC
OPERATION
SPECIFICATIONS
CP518-PNC
DIMENSIONS
mm [in]
This valve is a non-compensated, normally-closed, proportional flow control.
Rated pressure 210 bar [3000 psi]
Rated flow at 6 bar
[80 psi]
12 l/min
[3 US gal/min]
Weight 0.36 kg [0.80 lb]
Hysteresis 10% maximum
Threshold current 0.8 A (12 VDC coil)
0.4 A (24 VDC coil)
Maximum control
current
1.8 A (12 VDC coil)
0.9 A (24 VDC coil)
Pressure differential 21 bar [300 psi] maximum
Cavity SDC08-2
Standard Coil M19P 22 Watt
Coil nut 173802114
SCHEMATIC
Cross-sectional view
THEORETICAL PERFORMANCE
Flow vs. Current
at 5.5 bar [80psi] pressure drop
gal/min l/min
174
145
L/min
gal/min
33 cSt[154 SUS] hyd.oil@38°C [100°F]
14
3.7
3.2
12
2.6
10
2.1
8
1.6
6
1.1
4
0.5
2
0.0
11 6
87
58
29
0
0
barpsi
12
10
8
6
4
2
0
0.4
0.00.2 2.0
33 cSt[154 SUS] hyd.oil@38°C [100°F]
024681012141
0.6 0.8 1.21.0 1.4 1.81.6
Current, Amps (with 12 VDCcoil)
Pressure Drop vs. Flow
At MaximumControlCurrent
4H
6H
8H
6H
4H
2H
8H
8
4.84.23.73.22.62.11.61.00.50
5N·m MAX.
[44lbf·in]
COIL NOT SHOWN FOR CLARITY
INSTALL O-RING AS SHOWN
ORDERING
INFORMATION
Seals
Housing and portsHousing P/N
0=Cartridge only No Housing
4S = AL, #4 SAE CP08-2-4S
6S = AL, #6 SAE CP08-2-6S
2B = AL,1/4 BSP SDC08-2-DG-2B
BC332375973113en-000101 • February 2020
7/8 HEX
27-34N·m
[20-25 lbf·ft]
86.1[3.39]
U= Urethane 120591
Seal kits
3/4-16 UNF
2
Termination
00 = No connector
DE = Deutsch
Voltage
00 = No coil
12 = 12 VDC
24 = 24 VDC
Flow code
2H = 5 l/min [1.3 US gal/min] at 5.5 bar [80 psi]
4H = 9 l/min [2.4 US gal/min]
6H = 11 l/min [2.9 US gal/min]
8H = 13 l/min [3.4 US gal/min]
DN = DIN 43650
FL = Lead wires
AJ = AMP Jr
PV - 27
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