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

 SCREW-IN CARTRIDGES INSTALLED  GENERAL SPECIFICATIONS  Proportional pressure reducing valve  NG4-Mini ®
 The following screw-in cartridges are used in either the flange body or   Description   Pilot operated proportional    Flange and sandwich construction
 the sandwich body:  pressure reducing valve
 Nominal size   NG3-Mini according to Wandfluh standard  •  p max = 400 bar
 Type   Designation   Data sheet no.  Constructions   Flange or sandwich
 Operations   Proportional solenoid
 MVPPM18   Pressure reducing valve  Mounting   3 fixing holes for socket head cap screws
    • pilot operated, proportional   2.3-610  M4 or studs M4
 Connections   Threaded connection plates
       Multi-flange subplates
       Longitudinal stacking system
 Ambient temperature   -20…50 °C
 Mounting position   any
 Weight:    • Flange type   m = 0,14 kg
 (without screw-in cartridge)  • Sandwich type P   m = 0,19 kg
       • Sandwich type A   m = 0,26 kg
            DESCRIPTION                        FUNCTION                           aPPlICaTION
 HYDRAULIC SPECIFICATIONS  Pilot operated proportional pressure reducing   By adjusting the electric current to the propor-  The valves have their applications in hydraulic
 Fluid          Mineral oil, other fluid on request  REMARK!  valves NG4-Mini. Flange and sandwich con-  tional solenoid the pressure in the controlled   systems in which the pressure in a consumer
 Contamination     ISO 4406:1999, class 18/16/13  Detailed performance data and additional hydraulic and   struction according to Wandfluh standard with   port will be changed proportionally to the sole-  has to remain constant at the adjusted value
 efficiency       (Required filtration grade ß 6…10≥75)  electric specifications may by drawn from the data sheets of   4 ports. Incorporated are proportional pressure   noid current. A pressure rise in the controlled   independently of pressure fluctuations on the
          see data sheet 1.0-50/2  the corresponding installed pressure reducing cartridge.  relief cartridges size M22x1,5 according to ISO   port above the adjusted value, caused e.g.   supply side. The facility for remote control and
 2
 2
 Viscosity range    12 mm /s…320 mm /s  7789. The steel bodies for flange constructions   by an active oil consumer, will be prevented   signal processing from process control systems
 Fluid temperature   -20…+70 °C  are painted with a two component  painting   by reliefing excessive flow to the tank line T.   enable economical solutions to problems with
 Peak pressure     p max   = 315 bar  CAUTION!  and the bodies for sandwich constructions are   This proportional pressure reducing valves   repeatable sequences. NG4-Mini valves are
 Volume flow range   Q    = 0…8 l/min  The performace data especially the „pressure-flow-cha-  phosphatized.  are adjustable very sensitivly. To control the   used where both, reduced dimensions and
 racteristic„ on the data sheets of the screw-in catridges   valve proportional amplifiers are available from   weight are important.
 refere to the screw-in cartridges only. The additional press-  Wandfluh (see register 1.13).
 ure drop of the flange body respectivly sandwich body must
 be taken into consideration.
            TyPE CODE
 DIMENSIONS
 Flange construction  Sandwich construction in A                  M           A04  -     -                    #
 10  20     Pressure reducing valve
 25  20
 15
 24  10     2nd and 3rd digit position of the designation od the built-in cartridge
 P  G1/8"  P  G1/8"  Flange construction         F
 ∅ 7,5  ∅ 4,2  ∗  A  B  ∗  A  B  Sandwich construction   S
 T  To  30  21  11  T  To  30
 15  15     Mounting interface acc. to Wandfluh standard, NG4-Mini
            Type list / Function   flange construction    sandwich construction
 5,5  24,5  53  19  40  63  29     P → A         P/A      in P          P
 30  72  92                                               in A          A
                                                          in B          B
            Nominal pressure range, nominal voltage, etc., of the built-in cartridge
 Sandwich construction in P
 15         Design-Index (Subject to change)
 14
 P  G1/8"
 ∅ 4,2  ∗  T  A  B  To  30  Examples:  M V P F A04 – P/A – 100 – G24 / WD – D1
 15  20,5            M V B S A04 – A –  200 – G12 / L15 / IN
                     M Q P S A04 – B –  350 – G24 / MEA1 – HB0
 ∗  The envelop dimensions of the screw-in cartridge are
 30  63  29     shown on their corresponding data sheets.
 92

            GENERal SPECIFICaTIONS
 PARTS LIST  ACCESSORIES  Description   Pilot operated proportional
 Proportional amplifier   register 1.13     pressure reducing valve
 Position   Article   Description  Nominal size   NG4-Mini according to Wandfluh standard
            Constructions      Flange or sandwich
 10   160.2045   O-ring ID 4,5 x 1,5 (NBR)  Operations   Proportional solenoid
 20   238.1405   Plug VSTI G1/8"-ED  Mounting   3 fixing holes for socket head cap screws
                               M5 or studs M5
 A  P red.  T  B  A  P T  B  A  P T  B
 Technical explanation see data sheet 1.0-100  Connections   Threaded connection plates
                               Multi-flange subplates
                               Longitudinal stacking system
            Weight:            • Flange type        m = 1,23 kg
            (without screw-in cartridge)  • Sandwich type   m = 1,24 kg
 A  P T  B
 P T
 A red.
 B
 A
 B
 A
 B red.
 P T
 Wandfluh AG   Tel.  +41 33 672 72 72   E-mail:  sales@wandfluh.com   P T Illustrations not obligatory   Data sheet no.   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   2.3-800E 2/2   Postfach   Fax  +41 33 672 72 12   Internet:  www.wandfluh.com   Data subject to change   2.3-820E 1/2
 CH-3714 Frutigen                   Edition 21 30  CH-3714 Frutigen                                      Edition 14 04
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