Page 1114 - Softbound_Edition_19_en

Overview
Over-view
Throttle valves Throttle valve
Throttle valves
1 1 2 2
2
1
2
1
1
2
1 2 Throttle cartridge M18 x 1,5
◆ Q = 25 l/min
max
NG3-Mini NG4-Mini NG6 ISO NG10 ISO ◆ Q = 25 l/min ISO 7789
N max
A A PT B ◆ p = 350 bar
A
PT
B
B
PT
A
B
PT
max
B
A
PT
A PT B Types
1 1 2 2
2
1
1
2
1 1 2 2 DR.SA03-A BURDA4 AURDA6 AURDA10
A PT B A PT B B 2.4-800 2.4-835 2.4-850 2.4-870 DESCRIPTION APPLICATION
PT
A
PT
B
A
B
B
PT
A
A
PT
B
A
A
B
PT
PT
A
B
PT
B
PT
A
A PT B A PT B Mecanically adjustable throttle valve in screw-in cartridge const- Throttle valves are used where volume flows have to be controlled
ruction for cavity according to ISO 7789. The throttle spindle which continuously in both flow directions without taking into account
P T T DR.SA03-B BURDB4 AURDB6 AURDB10 can be adjusted via a fine thread releases a ring gap or a triangular pressure fluctuations. The screw-in cartridge is perfectly suitable
T
P
T
P
P
P
T
P T 2.4-800 2.4-835 2.4-850 2.4-870 notch for the volume flow entering the port 1 or 2. The adjusted for installation in control blocks and is installed in sandwich plates
A PT B A PT B B throttle cross section generates a pressure drop which determines (vertical stacked systems, corresponding data sheets in this regis-
B
A
B
PT
PT
A
A
B
PT
PT
A
B
B
A
A
PT
PT
B
PT
A
A
B
PT
A PT B A PT B the volume flow. When screwed in, the throttle closes practically ter). For machining the cartridge cavity in steel and aluminum
leakage-free. The oil flow is possible in both directions. blocks, cavity tools are available (hire or purchase). Please refer to

DR.SA03-AB BURD4 AURD6 AURD10 the data sheets in register 2.13.

2.4-800 2.4-835 2.4-850 2.4-870
A PT B A PT B B
A
B
A
PT
B
PT
A
PT
A
B
PT
B
PT
A
A
PT
B
PT
PT
A
B
A
B
A PT B A PT B
SYMBOL ACTUATION
DR.SA03-AV BURDVA4 AURDVA6 AURDVA10
2.4-800 2.4-835 2.4-850 2.4-870 Actuation S = lockable key adjustment
2 D = lockable knob adjustment
A PT B A PT B B
B
A
B
A
PT
PT
PT
B
A
A
PT
A
PT
PT
B
B
A
PT
B
PT
A
A
B
A PT B A PT B Optionally
K = lockable adjustment
DR.SA03-BV BURDVB4 AURDVB6 AURDVB10 G = star handle adjustment
2.4-800 2.4-835 2.4-850 2.4-870 1 → see data sheet 2.0-50
A PT B A PT B B Actuation angle a = 1620 ° (4,5 rotations)
B
A
B
A
PT
PT
B
b
PT
A
A
PT
PT
A
B
A
B
PT
A
A
PT
B
B
PT
A PT B A PT B Actuation stroke S = 4,5 mm
b
DR.SA03-ABV BURDV4 AURDV6 AURDV10
2.4-800 2.4-835 2.4-850 2.4-870
TYPE CODE
A PT B A PT B B
A
A
PT
B
PT
B
PT
B
A
A
PT
PT
A
B
B
A
PT
B
PT
B
PT
A
A
A PT B A PT B DN PM18 - - #
Throttle valve
Type of adjustment Key S
Control knob D
Cover A
Screw-in cartridge M18 x 1,5
Nominal volume flow rate Q N 0,32 l/min 0,32
3,2 l/min 3,2
25 l/min 25
Sealing material NBR
FKM (Viton) D1
NBR 872 Z604
Design index (subject to change)
2.4-510
INSTALLATION NOTES STANDARDS
Mounting type Screw-in cartridge M18 x 1,5 Cartridge cavity ISO 7789
Mounting position Any, preferably horizontal Contamination ISO 4406
Tightening torque M = 40 Nm Screw-in cartridge efficiency
D
Wandfluh AG Tel. +41 33 672 72 72 E-mail: sales@wandfluh.com Illustrations not obligatory Data sheet no.
Postfach Fax +41 33 672 72 12 Internet: www.wandfluh.com Data subject to change 2.4-502E 2/2 www.wandfluh.com Illustrations are not binding Data subject to change 1/3 Edition: 19 09 2.4-510 E
CH-3714 Frutigen Edition 21 31
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