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Proportional throttle valve
Proportional throttle valve

PERFORMANCE SPECIFICATIONS
Oil viscosity u = 30 mm /s
2
Q = f (p) Volume flow pressure characteristics DN Q = f (p) Volume flow pressure characteristics DO
I = I I = 0 mA
G
Q [l/min] Q [l/min]
75 K0611_1 60 K4161
60 50
45 40
Q N = 63 l/min
30 30
Q N = 32 l/min 20
15 10
0 0
0 50 100 150 200 250 300 350 p [bar] 0 50 100 150 200 250 300 350 p [bar]

∆p = f (Q) Pressure drop volume flow characteristic DN ∆p = f (Q) Pressure drop volume flow characteristic DO
I = I I = 0 mA
G
p [bar] p [bar]
N
20 K0778_1 Q = 32 l/min Q N = 63 l/min 20 K4162
15 15
10 10

5 5
0 0
0 15 30 45 60 75 Q [l/min] 0 10 20 30 40 50 60 Q [l/min]

ACCESSORIES STANDARDS

Flange body / sandwich plate Data sheet 2.6-760 Cartridge cavity ISO 7789
Threaded body Data sheet 2.9-205 Solenoids DIN VDE 0580
Proportional amplifier Register 1.13 Connection execution D EN 175301 – 803
Mating connector black (B) Article no. 219.2002 Protection class EN 60 529
Contamination efficiency ISO 4406
Technical explanations Data sheet 1.0-100
Filtration Data sheet 1.0-50
Relative duty factor Data sheet 1.1-430
MANUAL OVERRIDE
HB4,5
Optionally: Screw plug (HB0), no actuation possible

INSTALLATION NOTES SURFACE TREATMENT

Mounting type Screw-in cartridge M33 x 2 ◆ The cartridge body is gas-nitro-carburised
Mounting position Any, preferably horizontal ◆ The armature tube and the slip-on coil are zinc- / nickel-coated
Tightening torque M = 80 Nm Screw-in cartridge
D
M = 5 Nm knurled nut
D
SEALING MATERIAL
NBR or FKM (Viton) as standard, choice in the type code

www.wandfluh.com Illustrations are not binding Data subject to change 3/4 Edition: 20 21 2.6-551 E
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