Page 133 - Softbound_Edition_19_en

BM4x3
Solenoid operated spool valve

PERFORMANCE SPECIFICATIONS
Oil viscosity u = 30 mm /s
2
p = f (Q) Performance limits
Measured with nominal voltage -10 %
p [bar] J30 Z30 Z32/D32
350 K0261 Z33/D33
300 Z31/D31
250 Z34/D34
Z35/D35
200
150
100
50
0
0 2 4 6 8 10 12 14 15 Q [l/min]

Δp = f (Q) Pressure drop volume flow characteristics Volume flow direction
Economy / Medium Symbol P - A P - B P - T A - T B - T
p [bar] Z30 / J30 3 3 - 2 2
30 K0262 4 D31 / Z31 3 3 - 2 2
25 3 D32 / Z32 3 3 - 1 1
20 2
15 1 D33 / Z33 4 4 3 4 4
10 D34 / Z34 2 2 1 1 1
5 D35 / Z35 2 2 - 2 2
0
0 2 4 6 8 10 12 14 15 Q [l/min]

Q = f (Q) Leakage volume flow characteristics
L
per control edge
Q [cm /min]
3
60 K0263_1
50
40
30
20
10
0
0 50 100 150 200 250 300 350 p [bar]
J30/Z30/D31/D32/D34/D35
D33

SEALING MATERIAL SURFACE TREATMENT
NBR or FKM (Viton) as standard, choice in the type code ◆ The valve body is painted with a two component paint
◆ The solenoid and the cover are re zinc-nickel coated
◆ The socket head screws are zinc coated

www.wandfluh.com Illustrations are not binding Data subject to change 3/4 Edition: 19 50 1.2-26 E
Page 133