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Performance curves
Technical Details
Setting (bar)
0
5
10
15
20
5 10 15 20 25 30
bar
l/min
FREE FLOW
PILOTED OPEN
0
50
100
150
200
250
300
2 4 6 8
psi
gpm
FREE FLOW
PILOTED OPEN
C 0 4 0 3 1 1 0 0 A
Spring
M = 70-280 bar
Seals and anti-tamper options
B = BUNA SEALS
D = VITON SEALS
The information contained in this page
is valid at the time of going to print.
Valvole Italia reserves the right to
modify its products without notice and
does not accept liabilities for damages
incurred as a consequence of these
changes. To make sure you are seeing
the latest product information, please
visit www.valvoleitalia.it
cavity T11A
capacity 30 lpm (8 gpm)
max operating pressure 350 bar (5000 psi)
pilot ratio 3:1
maximum setting 280 bar (4000 psi)
minimum setting 70 bar (1000 psi)
pressure increase per turn 155 bar (2250 psi)
pressure setting established @ cracking pressure (1in3/min)
maximum valve leakage at reseat 5 drops / minute
operating characteristic standard
reseat >85%
maximum recommended load pressure
at maximum setting
230 bar (3350 psi)
valve hex size 19
valve installation torque 40-45 Nm (30-35 lbf ft)
adjustment screw internal hex size 4
seal-lock hex size 13
seal-lock torque 12-15 Nm (9-11 lbf ft)
valve weight 0.150 Kg (0.33 lbs)
external component surface treatment zinc plating + sealing
seal kit (nbr) S00T11ASN900000
seal kit (viton) S00T11ASV900000
temperature range
.-30 to 100°C (-22 to 212°F)
with BunaN seals
fluids
Mineral-based or synthetics with
lubricating properties at viscosities
of 10 to 500 mm
2
/s (cSt)
filtration
Nominal value max. 10µm (NAS 8) /
ISO 4406 19/17/14
• Turn adjustment clockwise to increase setting
• Backpressure at port 2 adds to the effective relief setting at a ratio of 1 plus the pilot
ratio times the backpressure
• Set your counterbalance valve at least 1.3 times the maximum load induced pressure
• This valve is provided with positive seals between all ports
• Indicated Reseat value is obtained with valve set @ maximum setting
Load holding valves
Normale Ristretta T11A 3:1 SP fixed setting
24
A
A
3/4-16 UNF-2A
15,87
14,27
5,5
39
60 max
64
Hex 24
int. hex 4
Hex 13 12-15 Nm
1
2
3
B
B
5,5
28 39
3/4-16 UNF-2A
15,87
14,27
Hex 24
1
2
3
C
C
60,5 max
35
21,8
M20x1.5
17,45
66
Hex 19
Int.hex 4
Hex 13 12-15 Nm
1
2
3
E
E
21,8
M20x1.5
17,45
35
65 max
68
Hex 4
Hex 19
1
2
3
37 35
21,8
M20x1,5
17,45
Hex 19
1
2
3
33 35
21,8
M20x1,5
17,45
Hex 19
1
2
3
08AA 4:1 TV
08AA 4:1 TF
T11AA 3:1 TV
T11A 3:1 8:1 10:1
NORMALE T11A 3:1 8:1
10:1 TF
NORMALE RISTRETTA
T11A 3:1 4:1 9:1 TF
SPECIFICATIONS
CACMUNF00341607
SEAL KIT
CAVITY N.
CUSTOMER AND PART NUMBER
DIMENSIONS mm
ANGLE
PROJECTION
0.1501.5:1
REVISIONS
WEIGHT
SCALE
Moretti
DATE
DRAWING BY
REPLACES DRW. N.
Prove catalogo
DRAWING N.
NORMALE 08A 4:1 TV 150
TITLE
REQUEST N.
REVISIONS
DESCRIPTIONS
SPECIFICATIONS
S00T11ASN900000
CACMSUNM20X1515
SEAL KIT
CAVITY N.
Helac
CUSTOMER AND PART NUMBER
DIMENSIONS mm
ANGLE
PROJECTION
0.1222:1
REVISIONS
WEIGHT
SCALE
Moretti
DATE
DRAWING BY
REPLACES DRW. N.
PJ1506700
DRAWING N.
NORMALE RISTRETTA 3G T11A 3:1 SP TF 280
TITLE
REQUEST N.
REVISIONS
DESCRIPTIONS
1 2
3
1 2
3
3
21
3
21
SPECIFICATIONS
SEAL KIT
CAVITY N.
CUSTOMER AND PART NUMBER
DIMENSIONS mm
ANGLE
PROJECTION
1:1
REVISIONS
WEIGHT
SCALE
DATE
DRAWING BY
REPLACES DRW. N.
Disegno2
DRAWING N.
TITLE
REQUEST N.
REVISIONS
DESCRIPTIONS
