Groth 3011L - Page 8

7
TABLE 3 – SPRING SELECTION
SPRING RANGES 1
"
SIZE SPRING RANGES 1/2" SIZE
Model
No.
Max
Supply
(psig
barg)
Min
Setting
(in. water
mbarg)
Max
Setting
(in. water
mbarg)
Spring
Range
Model
No.
Max
Supply
(psig
barg)
Min
Setting
(in. water
mbarg)
Max
Setting
(in. water
mbarg)
Spring
Range
3011L/
(3041L)
200
0.5
≤
0.8
3
3011L/
(3041L)
200
0.5
≤
0.8
2
13.8
1.2
2.0
13.8
1.2
2.0
200
0.8
≤
1.0
4
200
0.8
≤
1.0
3
13.8
2.0
2.5
13.8
2.0
2.5
200
1.0
≤
2.0
5
13.8
2.5
5.0
3011H/
(3041H)
50
0.5
≤
0.7
1
3.4
1.2
1.7
3011H/
(3041H)
50
0.5
≤
1.0
1
200
0.7
≤
1.7
2
3.4
1.2
2.5
13.8
1.7
4.2
100
1.0
≤
1.5
2
200
1.7
≤
3.0
3
6.9
2.5
3.7
13.8
4.2
7.5
150
1.5
≤
2.0
3
200
3.0
≤
4.5
4
10.3
3.7
5.0
13.8
7.5
11.2
200
2.0
≤
3.5
4
200
4.5
≤
6.5
5
13.8
5.0
8.7
13.8
11.2
16
200
3.5
≤
6.5
5
13.8
8.7
16
Note: When spring ranges overlap,
select the lighter spring
Model
No.
Max
Supply
(psig
barg)
Min
Setting
(in. water
mbarg)
Max
Setting
(in. water
mbarg)
Spring
Range
3011HP/
(3041HP)
200
6.5
≤
11
2
13.8
16.2
27.4
200
11.0
≤
18.5
3
13.8
27.6
46.1
200
18.5
≤
27.6
4
13.8
46.3
68.7
200
27.6
psig
≤
1.37 psig
5
13.8
69.0
94.5
200
1.3
7
psig
2.0 psig
6
13.8
95.2
138