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Relief valves

Sun offers more non-solenoid sandwich functions in interface sizes ISO 02 through ISO 08 than any other manufacturer of sandwich valves. All sandwiches are offered in a choice of aluminum (3000 psi/210 bar) or ductile iron (5000 psi/350 bar). Many unique functions are available to solve tough circuit problems.

Relief valves in sandwich bodies

Symbol
Function
ISO 03
ISO 05
ISO 05 x & y
ISO 07
ISO 08
P to T, machined o-ring grooves
T-162A
30,0
T-10A
50,0

P to T, machined o-ring grooves
T-10A
40,0

P to T
T-10A
44,5
T-10A
49,3

T-3A
49,8
T-3A
49,3
P to T
T-3A
44,5
T-3A
49,3
T-3A
50,5
T-16A
67,7
T-16A
87,4
P to T, externally vented
T-163A
30,0

P to T, externally vented
T-11A
44,5
T-2A
62,0
T-2A
63,2
T-17A
69,6
T-17A
87,4
P to T, sol operated NO
T11A+T8A
44,5
T2A+T8A
62,0

T17A+T8A
69,7
T19A+T8A
87,4
P to T, sol operated NC
T11A+T8A
44,5
T2A+T8A
62,0

T17A+T8A
69,7
T19A+T8A
87,4
Out of T
T-162A
30,0

T-3A
49,3
Out of T

T-16A
69,6
T-16A
87,4
Out of T
T-10A
44,5
T-3A
49,3

T-18A
88,6
T-18A
87,4
A to T
T-162A
30,0
T-10A
49,3

T-3A
49,8
T-3A
49,3
A to T
T-10A
44,5
T-3A
49,3
T-3A
50,5

T-16A
87,4
A to T

T-10A
50,0

A to T, FF check
T-10A
44,5
T-3A
49,3
T-3A
63,2
T-3A
49,8

A to B

T-10A
37,8

A to B
T-10A
44,5
T-3A
37,1
T-3A
50,5

A to B, machined o-ring grooves
T-162A
30,0
T-10A
50,0

A to B, machined o-ring grooves
T-10A
40,0

A to T, externally vented
T-11A
44,5
T-2A
62,0

T-17A
87,4
A and B to T
T-162A
30,0

A and B to T
T-10A
40,0
T-10A
36,6

A and B to T
T-10A
44,5
T-3A
36,6
T-3A
50,5
T-3A
69,6
T-16A
87,4
A to B and B to A
T-162A
30,0

A to B and B to A

T-10A
62,0
T-10A
63,2
T-10A
49,8
T-3A
49,3
A to B and B to A
T-10A
44,5
T-3A
62,0

T-16A
87,4
B to T

T-10A
49,3

T-3A
49,8
T-3A
49,3
B to T
T-10A
44,5
T-3A
49,3
T-3A
50,5

T-16A
87,4
B to T, FF check T to A
T-10A
44,5

B to A

T-10A
37,8

B to A
T-10A
44,5
T-3A
37,1
T-3A
50,5

B to T, externally vented
T-11A
44,5
T-2A
62,0

T-17A
87,4
A to T, NO solenoid vented

T-2A+C2
63,2

T19A+T8A
87,4
A to T, NC solenoid vented

T-2A+C2
63,2

T19A+T8A
87,4
B to T, NC solenoid vented

T-2A+C2
63,2

T19A+T8A
87,4
B to T, NO solenoid vented

T-2A+C2
63,2

T19A+T8A
87,4