Page 1116 - Softbound_Edition_19_en

Throttle valve Throttle valve
Throttle valve

GENERAL SPECIFICATIONS HYDRAULIC SPECIFICATIONS DIMENSIONS
Designation Throttle valve Working pressure p = 350 bar Key adjustment „S” Control knob adjustment „D”
max
Mounting Screw-in cartridge construction Maximum volume flow Q = 25 l/min 17 25.5
max s3
Nominal size M18 x 1,5 according to ISO 7789 Nominal volume flow Q = 0,32; 3,2; 25 l/min
N
Ambient temperature -25…+90 °C at 10 bar valve pressure drop 30
Weight 0,09 kg key adjustment Leakage oil With closed throttle practically
0,10 kg control knob adjustment leakage-free 40
0,16 kg cover Fluid Mineral oil, other fluid on request s10
MTTFd 150 years Viscosity range 12 mm /s…320 mm /s 39.5 20
2
2
Temperature range -25…+90 °C (NBR) s19 47
fluid -20…+90 °C (FKM)
Contamination Classe 20 / 18 / 14…21 / 19 / 15 68.5 Ø23
efficiency 76
Filtration Required filtration grade ß 10…25 ≥ 75, 50
see data sheet 1.0-50 / 2 M18x1.5
29
PERFORMANCE SPECIFICATIONS (2)
Oil viscosity u = 30 mm /s 60 HYDRAULIC CONNECTION
2
p = f (Q) Pressure volume flow characteristics Q = f (I) Volume flow adjustment characteristics DN 70 Cavity drawing according to ISO 7789–18–01–0–98
red
Q = 0,32 l/min Q = 0,32 l/min (1)
N N

p [bar] Q [l/min] M18x1.5
50 K0072 1 K0075 Cover „A”
40 0.8 23
30 0.6 (2)
∆p = 20 bar
20 0.4 ∆p = 10 bar
10 0.2 ∆p = 5 bar (1)
0 0
0 0.2 0.4 0.6 0.8 1 Q [l/min] 0 1 2 3 4 5 n [-] (1)
44.6 25
p = f (Q) Pressure volume flow characteristics Q = f (I) Volume flow adjustment characteristics DN Note! For detailed cavity drawing and cavity tools see data
red
Q = 3,2 l/min Q = 3,2 l/min sheet 2.13-1002
N N
p [bar] Q [l/min] 73.6
25 K0071 5 K0074 ∆p = 20 bar
20 4 SEALING MATERIAL
∆p = 10 bar
15 3 NBR or FKM (Viton) as standard, choice in the type code

10 2 ∆p = 5 bar
5 1 PARTS LIST SURFACE TREATMENT
0 0 ◆ The cartridge body made of steel is zinc-nickel coated
0 1 2 3 4 5 Q [l/min] 0 1 2 3 4 5 n [-] Position Article Description The control knob is made of plastic
20 114.2299 Control knob ◆
25 032.0611 Cover rd 23 / 3 x 35
p = f (Q) Pressure volume flow characteristics Q = f (I) Volume flow adjustment characteristics DN
red
Q = 25 l/min Q = 25 l/min 30 193.1040 Retainer rd 4 DIN 6799
N N ACCESSORIES
40 153.1302 Hexagon nut 0,5d M6 x 3,2
p [bar] Q [l/min] ∆p = 20 bar ∆p = 10 bar Types of adjustment for screw-in Data sheet 2.0-50
12.5 K0070 25 K0073 45 234.1060 Washer DIN 125A M6 cartridges
10 20 50 160.2156 O-ring ID 15,60 x 1,78 (NBR) Flange body / sandwich plate NG3-Mini Data sheet 2.4-700
7.5 15 ∆p = 5 bar 160.6156 O-ring ID 15,60 x 1,78 (FKM) Threaded body Data sheet 2.9-205
5 10 60 160.2111 O-ring ID 11,11 x 1,78 (NBR)
160.6111 O-ring ID 11,11 x 1,78 (FKM) Technical explanations Data sheet 1.0-100
2.5 5
70 049.3156 Backup ring rd 12,1 x 15 x 1,4 Filtration Data sheet 1.0-50
0 0
0 5 10 15 20 25 Q [l/min] 0 1 2 3 4 5 n [-]
Wandfluh AG Postfach CH-3714 Frutigen
Tel. +41 33 672 72 72 Fax +41 33 672 72 12 sales@wandfluh.com

www.wandfluh.com Illustrations are not binding Data subject to change 2/3 Edition: 19 09 2.4-510 E www.wandfluh.com Illustrations are not binding Data subject to change 3/3 Edition: 19 09 2.4-510 E
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