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Proportional
Proportional pressure reducing valve pressure reducing valves
Proportional pressure relief valve

ACCESSORIES STANDARDS Proportional pressure reducing valve NG6
Proportional amplifier Register 1.13 Mounting interface Wandfluh standard Flange and sandwich construction ISO 4401-03
Threaded subplates Data sheet 2.9-10 Solenoids DIN VDE 0580 • p max = 400 bar
Multi-station subplates Data sheet 2.9-50 Connection execution D EN 175301 – 803
Module type manifold blocks Data sheet 2.9-90 Protection class EN 60 529
Technical explanations Data sheet 1.0-100 Contamination efficiency ISO 4406
Filtration Data sheet 1.0-50

SURFACE TREATMENT MANUAL OVERRIDE DESCRIPTION FUNCTION aPPlICaTION
By adjusting the electric current to the propor-
Pilot operated proportional pressure reducing
The valves have their applications in hydraulic
◆ The valve body is painted with a two component paint HB4,5 valves NG6. Flange and sandwich construc- tional solenoid the pressure in the controlled systems in which the pressure in a consumer
◆ The slip-on coil and the armature tube are zinc nickel coated Optionally: Screw plug (HB0), no actuation possible tion according to ISO 4401-03 with 4 ports. port will be changed proportionally to the sole- has to remain constant at the adjusted value
Incorporated are proportional pressure re- noid current. A pressure rise in the controlled independently of pressure fluctuations on the
ducing cartridges size M22x1,5 according to port above the adjusted value, caused e.g. supply side. The facility for remote control and
ISO 7789. The steel bodies for flange construc- by an active oil consumer, will be prevented signal processing from process control systems
tions are painted with a two component painting by reliefing excessive flow to the tank line T. enable economical solutions to problems with
SEALING MATERIAL and the bodies for sandwich constructions are This proportional pressure reducing valves repeatable sequences.
NBR or FKM (Viton) as standard, choice in the type code phosphatized. are adjustable very sensitivly. To control the
valve proportional amplifiers are available from
Wandfluh (see register 1.13).

TyPE CODE
M A06 - - #

Pressure reducing valve
2nd and 3rd digit position of the designation od the built-in cartridge
Flange construction F
Sandwich construction S
International standard interface ISO, NG6
Type list / Function flange construction sandwich construction
P → A P/A in P P
in A A
in B B
Nominal pressure range, nominal voltage, etc., of the built-in cartridge
Design-Index (Subject to change)

Examples: M V P F A06 – P/A – 100 – G24 / WD – D1
M V B S A06 – A – 200 – G12 / L15 / IN
M Q P S A06 – B – 350 – G24 / MEA1 – HB0

GENERal SPECIFICaTIONS
Description Pilot operated proportional
pressure reducing valve
Nominal size NG6 according to ISO 4401-03
Constructions Flange or sandwich
Operations Proportional solenoid
Mounting 4 fixing holes for socket head cap screws
M5 or studs M5
Connections Threaded connection plates
Multi-flange subplates
Longitudinal stacking system
Weight: • Flange type m = 1,64 kg
Wandfluh AG Postfach CH-3714 Frutigen (without screw-in cartridge) • Sandwich type P m = 1,41 kg
• Sandwich type A, B m = 1,78 kg

Tel. +41 33 672 72 72 Fax +41 33 672 72 12 sales@wandfluh.com
Wandfluh AG Tel. +41 33 672 72 72 E-mail: sales@wandfluh.com Illustrations not obligatory Data sheet no.
www.wandfluh.com Illustrations are not binding Data subject to change 4/4 Edition: 22 01 2.3-825 E Postfach Fax +41 33 672 72 12 Internet: www.wandfluh.com Data subject to change 2.3-840E 1/2
CH-3714 Frutigen Edition 14 04
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