7-59
Catalogue HY11-3500/UK
Throttle Valve with Check
Series ZRD (Denison)
7
ZRD_UK.INDD RH_17.05.10
Parker Hanniļ¬n GmbH
Hydraulic Controls Division
Kaarst, Germany
Characteristics
General
Size
06 10 16
Mounting interface
DIN 24340 A6
ISO 4401
NFPA D03
DIN 24340 A10
ISO 4401
NFPA D05
DIN 24340 A16
ISO 4401
NFPA D08
CETOP RP 121
Mounting position unrestricted
Ambient temperature [Ā°C] -20...+50
Weight 1 cartridge [kg] 1.2 2.8 7.4
2 cartridges [kg] 1.3 2.9 7.7
Hydraulic
Max. operating pressure [bar] 350 315 350
Nominal ļ¬ow [cSt]/[l/min] 80 160 260
Leakage [cSt]/[l/min]
0.1...0.2 (at closed throttle) 0.1...0.2 (at closed throttle) 0.3...0.5 (at closed throttle)
Opening pressure [bar] 0.7 0.7 0.8
Fluid Hydraulic oil as per DIN 51524...525
Fluid temperature [Ā°C] -20...+80
Viscosity permitted [cSt]/[mm
2
/s] 10...650
Viscosity recommended [cSt]/[mm
2
/s] 30
Filtration ISO 4406 (1999) 18/16/13 (acc. NAS 1638: 7)
Technical data
Throttle check valves series ZRD are designed for ma-
ximum ļ¬ow rates.
The throttle check function can be located in port A or
B as well as in A + B. Meter-in or meter-out functionality
can be selected by model code.
A low ļ¬ow / high resolution version in NG06 for sensitive
shiftingtimeadjustmentofpilotoperateddirectionalcontrol
valves is available on request.
Features
ā¢ High ī„ow capacity
ā¢ Various functional arrangements
ā¢ Sizes
- ZRD01 - NG06 / CETOP3
- ZRD02 - NG10 / CETOP5
- ZRD03 - NG16 / CETOP7
ZRD-AA02
ZRD-ABZ01 ZRD-AA02
7-60
ZRD_UK.INDD RH_17.05.10
Catalogue HY11-3500/UK
Throttle Valve with Check
Series ZRD (Denison)
7
Parker Hanniļ¬n GmbH
Hydraulic Controls Division
Kaarst, Germany
Ordering Code
Code Nominal size
01 NG06
02 NG10
03 NG16
Hexagon
screw
with lock
nut
Throttle
valve with
check
SealNominal
size
ZRD
S0
Code Option
C 16
D 06/10
Code Seal
1 NBR
5 FPM
Code Press. control
AA
Meter-out
control in A
AZ
Meter-in
control in A
BA
Meter-out
control in B
BZ
Meter-in
control in B
ABA
Meter-out
control in A and B
ABZ
Meter-in
control in A and B
Pressure
control
Design
series
Ordering code details see end of chapter.
7-61
Catalogue HY11-3500/UK
Throttle Valve with Check
Series ZRD (Denison)
7
ZRD_UK.INDD RH_17.05.10
Parker Hanniļ¬n GmbH
Hydraulic Controls Division
Kaarst, Germany
Characteristic Curves
p/Q performance curves
ZRD*01
ZRD*02
ZRD*03
1)
Throttle closed
All characteristic curves measured with HLP46 at 50Ā°C.
7-62
ZRD_UK.INDD RH_17.05.10
Catalogue HY11-3500/UK
Throttle Valve with Check
Series ZRD (Denison)
7
Parker Hanniļ¬n GmbH
Hydraulic Controls Division
Kaarst, Germany
Dimensions
ZRD*02
ZRD*01
Seal kit
Seal Order code
1 098-91096-0
5 098-91097-0
Complete cartridge
Order code
098-91119-0
O-ring plate
Order code
S26-27553-0
Seal kit
Seal Order code
1 098-91098-0
5 098-91099-0
Complete cartridge
Order code
098-91120-0
O-ring plate
Order code
S16-85742-0
7-63
Catalogue HY11-3500/UK
Throttle Valve with Check
Series ZRD (Denison)
7
ZRD_UK.INDD RH_17.05.10
Parker Hanniļ¬n GmbH
Hydraulic Controls Division
Kaarst, Germany
Dimensions
ZRD*03
Seal kit
Seal Order code
1 098-91442-0
5 098-91443-0
Complete cartridge
Order code
098-91441-0
7-64
ZRD_UK.INDD RH_17.05.10
Catalogue HY11-3500/UK
Throttle Valve with Check
Series ZRD (Denison)
7
Parker Hanniļ¬n GmbH
Hydraulic Controls Division
Kaarst, Germany
ZRD*02
ZRD*01
ZRD*03
Ordering Code Details
