4-7
Catalogue HY11-3500/UK
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
VB_UK.INDD CM
Direct Operated Pressure Relief Valve
Series VB
4
VB*A06
Characteristics / Ordering Code
Features
• Spool type valve
• Subplate mounting according to ISO 5781
• 5 pressure stages at NG06
• 3 pressure stages at NG10
• 2 adjustment modes
Direct operated pressure relief valve with manual adjust-
ment. The series VB can also be used as a pressure
sequence valve, because of the high pressure capability
in the outlet port and the external drain port.
VB*A06 VB*A10
Ordering code
Pressure
stages
Adjustment
screw
with hexa-
gon socket
Nominal
size
FPM
Seals
Design
series
(not required
for ordering)
VB
Lock
Gauge
port
V
A
1)
only NG 06
2)
only NG 10
VB*A10
VB*A10
Pressure
relief
valve
Code Pressure stages
025
1)
up to 25 bar
064 up to 64 bar
125
2)
up to 125 bar
160
1)
up to 160 bar
210 up to 210 bar
350
1)
up to 350 bar
Code Lock
omit Normal
Z DIN lock
Code Nominal size
06 NG 06
10 NG 10
Code Gauge port
G
1)
G 1/4”
M
2)
M12x1.5
4-8
VB_UK.INDD CM
Catalogue HY11-3500/UK
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
Direct Operated Pressure Relief Valve
Series VB
4
Technical Data
Technical data
General
Design Direct operated sequence valve, spool type
Nominal size
NG 06 (CETOP 03 / NFPA D03) NG 10 (CETOP 05 / NFPA D05)
Interface Subplate mounting according to ISO 5781
Mounting position unrestricted
Ambient temperature [°C] -20...+80
Weight [kg] 1.3 3.7
Hydraulic
Max. operating pressure [bar] Port P and A 350
Port T depressurized
Port A and B 315
Port Y depressurized
Pressure stages [bar] 25, 64, 160, 210, 350 64, 125, 210
Nominal flow [l/min] 25 60
Fluid Hydraulic oil according to DIN 51524...525
Fluid temperature [°C] -20...+70
Viscosity recommended [cSt] /
permitted [cSt] /
[mm²/s]
[mm²/s]
30...50
20...380
Filtration ISO 4406 (1999) 18/16/13
4-9
Catalogue HY11-3500/UK
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
VB_UK.INDD CM
Direct Operated Pressure Relief Valve
Series VB
4
p/Q performance curves
measured at t = 50°C and ν = 36 mm²/s
VB*10
Characteristic Curves
Setting pressure max. 160 or 210 bar
Setting pressure max. 25 bar
Setting pressure max. 64 bar Setting pressure max. 210 bar
Setting pressure max. 64 bar
VB*06
4-10
VB_UK.INDD CM
Catalogue HY11-3500/UK
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
Direct Operated Pressure Relief Valve
Series VB
4
Dimensions
Mounting pattern ISO 5781-03-04-0-00
NG06
Surface finish
Bolt kit DIN 912 12.9
FPM
SK-M5x30-4pcs
7.6 Nm
±15%
SK-VB/VM/VS-A06V
4-11
Catalogue HY11-3500/UK
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
VB_UK.INDD CM
Direct Operated Pressure Relief Valve
Series VB
4
Dimensions
NG10
Surface finish
Bolt kit DIN 912 12.9
FPM
BK-M10x50-4pcs
63 Nm
±15%
SK-VB/VM-A10V
Mounting pattern ISO 5781-06-07-0-00
4-12
VB_UK.INDD CM
Catalogue HY11-3500/UK
Parker Hannifin GmbH & Co. KG
Hydraulic Controls Division
Kaarst, Germany
4
Notes
