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Proportional Proportional
pressure relief valves
pressure relief valves 10 20 Proportional pressure relief valve
54
48
20 20,8
P P
∗
SCREW-IN CARTRIDGES INSTALLED Proportional pressure relief valve B G1/4" NG10 ∗ A B ∗
A
The following screw-in cartridges are used in either the flange body or the sandwich body: Flange and sandwich construction To 60 ISO 4401-05 ♦ 46 T To 26,5 60
♦
♦
60
T
• p = 400 bar 38 30 38 41 30 38
Type Designation Data sheet no. Q max * max
BVPPM22 pilot operated 2.3-529 60 l/min 30 70 40 6,5 Ø 70 115 45 A= 110 B= 1 10
BNIPM22 pilot operated, inverse 2.3-533 60 l/min AB= 132
BVBPM22 pilot operated, explosion proof Ex d 2.3-536 60 l/min
BVPPM22-../ME pilot operated, with integrated electronics 2.3-537 60 l/min
BDPPM22 direct operated 2.3-539 25 l/min
BDIPM22 direct operated, inverse 2.3-548 20 l/min
BDBPM22 direct operated, explosion proof Ex d 2.3-547 25 l/min ∗ ∗ P
BDPPM22-../ME direct operated, with integrated electronics 2.3-561 25 l/min ♦ ♦ A B
BDIPM22-../ME direct operated, inverse, with integrated electronics 2.3-562 20 l/min T To
* Can deviate from the values on the data sheets of the screw-in cartridges.
DESCRIPTION FUNCTION APPLICATION
Pilot operated proportional pressure relief By adjusting the electric current to the pro- The valves have their applications in hydraulic
GENERAL SPECIFICATIONS REMARK! valves NG10. Flange and sandwich con- portional solenoid the operating pressure in systems in which the pressure frequently has to
Description Pilot and direct operated proportional Detailed performance data and additional hydraulic struction according to ISO 4401-05 with 4 hydraulic systems is limited by reliefing the be changed. The facility for remote control and
pressure relief valve and electric specifications may by drawn from the data ports. Incorporated are proportional pressure fluid from the protected lines P, A, B or A and signal processing from process control systems
Nominal size NG6 according to ISO 4401-03 sheets of the corresponding installed screw-in cartridge. relief cartridges size M22x1,5 according to ISO B to the return / tank line T. Back pressure in T enable economical solutions to problems with
Constructions Flange or sandwich 7789. The flange and sandwich bodies made influences the pressure in the reliefed pressure repeatable sequences.
Operations Proportional solenoid of steel are phosphatized. lines. This proportional pressure relief valves
Mounting 4 fixing holes for socket head cap screws CAUTION! are adjustable very sensitivly. To control the
M5 or studs M5 The performace data especially the „pressure-flow- valve proportional amplifiers are available from
Connections Threaded connection plates characteristic„ on the data sheets of the screw-in Wandfluh (see register 1.13).
Multi-flange subplates catridges refere to the screw-in cartridges only. The
Longitudinal stacking system additional press-ure drop of the flange body respectivly TYPE CODE
Weight: • Flange type m = 1,43 kg sandwich body must be taken into consideration. B A10 - - #
(without screw-in cartridge) • Sandwich type P, A, B m = 1,18 kg
• Sandwich type AB m = 1,58 kg Pressure relief valve
DIMENSIONS 2nd and 3rd digit position of the designation od the built-in cartridge
Flange construction Sandwich construction in A, B or AB Flange construction F
10 Sandwich construction S
20 21,5 19
22 17,8 International standard interface ISO, NG10
Type list / Function flange construction sandwich construction
T T in P P in P P
A B ∗
♦ 5,5 45 ♦ ♦ ∗ 31 A B 21 32,5 ∗ 45 in A A
Ø G1/4" in B B
18 P 17,5 22,5 P 22,5 in A and B AB
12 40 36 68 A= 102 Nominal pressure range, nominal voltage, etc., of the built-in cartridge
52 104 B= 102 Design-Index (Subject to change)
AB= 140
Sandwich construction in P
∗ The envelop dimensions of the screw-in cartridge are shown on Examples: B V P F A10 – P – 20 – G24 / WD – HB4,5
T their corresponding data sheets. B D B S A10 – A – 100 - G12 / L15
♦ ♦ A B ∗ B N I S A10 – B – 200 – G24 / KD – D1
♦ Distance plate ADP6/... must be ordered separatly. B V P S A10 – AB – 350 – G12 / ME A1 R1
P
PARTS LIST ACCESSORIES
Proportional amplifier register 1.13 TYPE LIST / FUNCTION
Position Article Description
Distance plate ADP6/12 (12 mm) art. no. 173.3451 Flange construction: Sandwich construction:
10 160.2093 O-ring ID 9,25 x 1,78 (NBR) Distance plate ADP6/30 (30 mm) art. no. 173.3453
20 238.2406 Plug VSTI G1/4"-ED Distance plate ADP6/46 (46 mm) art. no. 173.3454
Distance plate ADP6/87 (87 mm) art. no. 173.3461

Technical explanation see data sheet 1.0-100

BV.FA10-P BV.SA10 - P BV.SA10 - A BV.SA10 - B BV.SA10 - AB

Wandfluh AG Tel. +41 33 672 72 72 E-mail: sales@wandfluh.com 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 2.3-740E 2/2 Postfach Fax +41 33 672 72 12 Internet: www.wandfluh.com Data subject to change 2.3-760E 1/2
CH-3714 Frutigen Edition 14 02 CH-3714 Frutigen Edition 17 01
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