Page 362 - Softbound_Edition_19_en

Proportional spool valve
Proportional spool valve Proportional spool valve

TYPE CODE PERFORMANCE SPECIFICATIONS
2
W D P F B04 - - - - / - # Oil viscosity u = 30 mm /s
Spool valve, directly operated, proportional Q = f (p) Volume flow pressure characteristics Q = f (I) Volume flow adjustment characteristics
I = I Δp = 10 bar
Flange construction G
ACB-S, AC1-S, CB2-S ACB-V, AC1-V, CB2-V, ADB-V, AD1-V, DB2-V
International standard interface ISO, NG4 Q [l/min] Q [l/min]
25 K4053 14 K4052
Designation of symbols acc. to table = 4 l/min 12
20 Q N Q = 12 l/min
N
Nominal volume flow rate Q N 4 l/min 4 15 Q = 8 l/min 10 8 Q = 8 l/min
N
8 l/min 8 N 6
12 l/min 12 10 Q = 12 l/min 4 = 4 l/min
N
5 2 Q N
Nominal voltage U 12 VDC G12 0 0
N
24 VDC G24 0 50 100 150 200 250 300 350 p [bar] -100 -80 -60 -40 -20 0 20 40 60 80 100 I [%]
without coil X5

Slip-on coil Metal housing, round with one-sided collar V
Metal housing, square with one-sided collar N Δp = f (Q) Pressure drop volume flow characteristics Q = f (p) Volume flow pressure characteristics
I = I I = I
Connection execution Connector socket EN 175301-803 / ISO 4400 D G G
Connector socket AMP Junior-Timer J ACB-S, AC1-S, CB2-S ACB-R, AC1-R, CB2-R
Connector Deutsch DT04-2P G p [bar] Q [l/min]
N
N
50 K4051 Q = 4 l/min Q = 8 l/min 25 K1014
Sealing material NBR
FKM (Viton) D1 40 20
30 Q = 12 l/min 15 Q = 12 l/min
N
N
Manual override Integrated Q N = 8 l/min
= 4 l/min
Push-button HF1 20 10 Q N
Spindle HS1 10 5
0 0
Design index (subject to change) 0 3 6 9 12 15 Q [l/min] 0 50 100 150 200 250 300 350 p [bar]
1.10-74

GENERAL SPECIFICATIONS ACTUATION
Q = f (I) Volume flow adjustment characteristics Δp = f (Q) Pressure drop volume flow characteristics
Designation Proportional spool valve Actuation Proportional solenoid, wet pin push ∆p = 10 bar I = I
G
Construction Direct operated type, pressure tight ACB-S, AC1-S, CB2-S ACB-R, AC1-R, CB2-R
Mounting Flange construction Execution N.S35 / 19 x 50 (Data sheet 1.1-175) Q [l/min] p [bar]
Nominal size NG4 according to ISO 4401-02 Connection Connector socket EN 175301 – 803 14 K4055 50 K4051 Q = 4 l/min Q = 8 l/min
N
N
Actuation Proportional solenoid Connector socket AMP Junior-Timer 12 Q = 12 l/min 40 Q = 12 l/min
N
N
Ambient temperature -25…+70 °C (NBR) Connector Deutsch DT04 - 2P 10 Q = 8 l/min 30
8
N
-20…+70 °C (FKM) 6
if >50 °C, I is only conditionally 4 Q = 4 l/min 20
N
G
achievable 2 10
Weight 0,90 kg (1 solenoid) HYDRAULIC SPECIFICATIONS 0 -100 -80 -60 -40 -20 0 20 40 60 80 100 I [%] 0 0 3 6 9 12 15 Q [l/min]
1,25 kg (2 solenoids)
Working pressure p = 350 bar
max
ELECTRICAL SPECIFICATIONS Tank pressure p T max = 160 bar
Protection class Connection execution D: IP65 Maximum volume flow Q max = 20 l/min, see characteristics Q = f (p) Volume flow pressure characteristics Q = f (I) Volume flow adjustment characteristics
Connection execution J: IP66 Nominal volume flow Q = 4 l/min, 8 l/min, 12 l/min I = I G Δp = 10 bar
N
Connection execution G: IP67 and IP69K Leakage volume flow On demand ACB-V, AC1-V, CB2-V, ADB-V, AD1-V, DB2-V ACB-R, AC1-R, CB2-R
Relative duty factor 100 % DF Hysteresis ≤ 5 % at optimal dither signal Q [l/min] Q [l/min]
Standard nominal 12 VDC, 24 VDC Fluid Mineral oil, other fluid on request 20 K4050 12 K1016
power Viscosity range 12 mm /s…320 mm /s 10 Q N = 12 l/min
2
2
Limiting current at I = 620 mA (U = 24 VDC) Temperature range -20…+70 °C 15 = 12 l/min 8 Q N = 8 l/min
N
G
50 °C I = 1'200 mA (U = 12 VDC) fluid 10 Q N 6
G
N
N
Note! Other electrical specifications see data sheet 1.1-168 Contamination Class 18 / 16 / 13 5 Q = 8 l/min 4 Q N = 4 l/min
= 4 l/min
(slip-on coil V) and 1.1-175 (slip-on coil N) efficiency Q N 2
Filtration Required filtration grade ß 6…10 ≥ 75, 0 0 50 100 150 200 250 300 350 p [bar] 0 -100 -80 -60 -40 -20 0 20 40 60 80 100 l [%]
see data sheet 1.0-50

www.wandfluh.com Illustrations are not binding Data subject to change 2/5 Edition: 17 35 1.10-74 E www.wandfluh.com Illustrations are not binding Data subject to change 3/5 Edition: 17 35 1.10-74 E
Page 362