Walvoil SD5 - Antishock valves

Adjustment with blind nut (D).
Spring type (2, 3, 4).
0,12”
TIME RESPONSE
10%
120 bar
90%
95%
105%
Pressure
Time (”)
(% DP)
Time response
1750 psi
Spring nr. 4 (red band)
0
100
200
300
400
0 20 40 60
Flow
Pressure
(l/min)
(bar)
(psi)
4500
3000
1500
Spring nr. 3 (blue band)
0
100
200
300
400
0 20 40 60
Flow
Pressure
(l/min)
(bar)
(psi)
4500
3000
1500
Spring nr. 2 (green band)
0
100
200
300
400
0 20 40 60
Flow
Pressure
(l/min)
(bar)
(psi)
4500
3000
1500
P3 configuration
Example of pressure on port B and port A to tank
P1 configuration
Example of pressure on port A and port B to tank
P anti--shock valves with cross return
Service valves
P 1 ( D 3 -- 100 ) -- SAE
P1 P2 P3
A B A B A B
Cast iron block with antishock valves.
Performance data
A B A B
P T PT
Wrench 21
24 Nm / 17.7 lbft
Allen wrench 5
Wrench 27
42 Nm / 31 lbft
1 mounted on port A.
2 rmounted on port B.
3 mounted on ports A and B.
Standard setting in bar
(for value see page 43)
100
1450
100
1450
100
1450
100
1450
5 10 15
(US gpm)
5 10 15
(US gpm)
5 10 15
(US gpm)
Allen wrench 8
42 Nm / 31 lbft
SD5
46 DAT003A