Page 1333 - Softbound_Edition_19_en

60
48
35
16,8
10,5
1,5
6,5
46
Ø
Ø
10
9,7
(
54
53
7 )
46
105
∗
6,5
Ø
30
120)
35
(
60
Non-return valve
Proportional flow control valves 170 20,8 50 30 60 ∗ Non-return valve
Non-return valve
SCREw-IN CARTRIDGES INSTALLED TYPE CHARTS NG4-Mini
The following screw-in cartridges are used in either the flange body Sandwich construction Wandfluh standard
or the sandwich body: QD.FA10-A/B QD.SA10-P ◆ Q = 20 l/min
max
◆ p = 350 bar
Typ e Description Data sheet no. Qmax* max
QDPPM33 3-way-construction 2.6-666 100 l/min
QDPPM33-../ME 3-way-construction,
with integrated electronics 2.6-668 100 l/min
* Can deviate from the values on the data sheets of the screw-in cartridges. A PT B A PT B
DESCRIPTION APPLICATION
Non-return valves allow a free flow in one direction and close off Non-return valves in the P port prevent the pump from backward
the opposite direction by metallically sealing. In the free flow direc- rotation. When installed in the T port, the spring controlled opening
tion, the volume flow opens the spring loaded seat cone. In the pressure prevents a hydraulic system from draining to the tank.
REMARK! opposite direction, the spring keeps the valve closed. The required Miniature values are used where both, reduced dimensions and
Detailed performance data and additional hydraulic and

electric specifications may by drawn from the data sheets opening pressure depends on the spring force. weight are important.
of the corresponding installed screw-in cartridge.
CAUTION!
The performace data especially the „pressure-flow-cha-
racteristic„ on the data sheets of the screw-in catridges SYMBOL
refere to the screw-in cartridges only. The additional pres-
sure drop of the flange body respectivly sandwich body BRVA4 BRVB4 BRVAB4
must be taken into consideration.
DIMENSIONS A P T B A P T B A P T B
Flange construction QD.FA10-A/B
BRVP4 BRVT4 BRVPT4
60 48
35 20,8
16,8 A P T B A P T B A P T B
10,5 6,5 1,5 ∗
Ø Ø 46 TYPE CODE
10 30
9,7 B RV 4 - #
Mounting interface according to Wandfluh standard
( 7 ) 53 54
Non-return valve
46
Sandwich construction QD.SA10-P 105 Type list / Function
in A A in B B in A and B AB
in P P in T T in P and T PT
6,5 ∗ 60 Nominal size 4-Mini
Ø
30 Sealing material NBR
FKM (Viton) D1
NBR 872 Z604
35 ( 120) 50
Design index (subject to change)
60 170
2.7-20
* The envelop dimensions of the screw-in cartridge are shown on
their corresponding data sheets. SEALING MATERIAL STANDARDS

PARTS LIST ACCESSORIES NBR or FKM (Viton) as standard, choice in the type code
Proportional amplifier register 1.13 Mounting interface Wandfluh standard
Position Article Description Contamination ISO 4406
10 160.2140 O-ring ID 14,00x1,78 efficiency
SURFACE TREATMENT
◆ The sandwich bodies made of steel are zinc-phosphated
Technical explanation see data sheet 1.0-100

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 2.6-862E 2/2 www.wandfluh.com Illustrations are not binding Data subject to change 1/2 Edition: 18 44 2.7-20 E
CH-3714 Frutigen Edition 14 10
Page 1333

A PT B A PT B