Pressure- P(bar)
Pressure- P(bar)
16
11.8 72.7
65.7
(Y=W)Pressure Differential vs. Flow
(Inverse Direct Acting, High Pressure Setting with No Command)
PILOT CAPACITY PROPORTIONAL RELIEF VALVE
4
0
1 2 3
70
140
210
280
350
420
4
0
1 2 3
50
100
150
200
250
300
35
175
210
245
70
105
140
600
800 1000
200 750100
(12 V)
(24 V)
1200400
400300
200
0
600
500
Pressure vs. Command (Range "W")
1500
210 bar Setting
250
1500
500
50
600
0
200
300 400
400 1200
300
(24 V)
150
(12 V)
100 750
350
200
200
1000800
100
600
350 bar Setting
(Y=A)
Flow-Q(l/min)
Command Current, mA
P= bar
0.4 LPM Inlet flow
Command Current, mA
P= bar
Pressure vs. Command (Range "A")
0.4 LPM Inlet flow
Flow-Q(l/min)
Pressure Differential vs. Flow
Rev.240426 B.730.122.E
Ordering Code:
UNIT:mm
105 bar Setting
(Standard Type)
L
socket screw.
High pressure setting with no command.
Y
210 - 105 bar
A
105 - 55 bar
B
350 - 210 bar
W
55 - 20 bar
D
OPTIONS
Z
．
Leakproof hex.
Coils must be ordered separately
(Recommended dither frequency 85 - 300 Hz)
Dither should be adjustable between 80 - 300 Hz
Linearity with dither < 2%
．
Hysteresis with DC input < 8%．
Hysteresis with dither < 4%
．
．
．
Reseat exceeds 85% of cracking pressure.
If pressure control beyond the range is required,
(RECOMMEND PRESSURE RANGE)
．
additive at a 1:1 ratio to valve setting
) is directly 2
(25 cc/min.)
．
Maximum Valve Leakage at Reseat Approximately
16 mm tube
2C
(Without Coil)
Installation torque: 27 - 33 Nm
Cavity-Tooling: 8A-2
Rated flow: 1 l/min
Max.Operating pressure: 350 bar
X
OPERATION
TECHNICAL DATA
Weight: 0.136 kg
Back pressure on the tank port (port
2 Ports、26 Watt. Coil
．
main valve you are going to used with.
Winner if you need pressure setting and inform the
Customer has to specify a relief setting that falls
reduce the setting inaccurancy, please contact
within the selected pressure range
In order to meet the pressure requirement and
．
HIGH PRESSURE ADJUSTMENT RANGES
please contact the Winner sales department.
Illustrations / detail are
Data subject to change.
for reference only.
210 bar Setting
Coil EC-16B
PRA-8A-X-Y-Z
12
Inlet
Shoulder
Torque 5 - 7 Nm
Torque 3 - 5 Nm
3.17 Hex. (1/8 inch)
12.7 Hex. (1/2 inch)
If would like to adjust the
pressure by yourselves,
Any technical questions,
please feel free to consult
with our sales dept.
Locating
Outlet
1
M16x1.5
2
22.22 Hex.
(7/8 inch)
19.05
(Ref.)
3.4
