ECS AdvancedIQ AG-675

12
Sprinkler Leak Rate to ECS Nitrogen Generator Run Cycle Comparison
Leak Rate
psig (bar)/24 Hr
Generator Cycle Time
Time between cycles
Hrs.
Cycles
per
Day
Cycles
per
Week
Leak Rate
psig (bar)/24 Hr
Generator Cycle Time
Time between cycles
Hrs.
Cycles
per
Day
Cycles
per
Week
1.5 (.10) *
80
< 1
3
15.0 (1.0)
8
3
21
2.0 (.14)
60
< 1
3
15.5 (1.1)
7.7
4
22
2.5 (.17)
48
< 1
4
16.0 (1.1)
7.5
4
23
3.0 (.20)
40
< 1
5
16.5 (1.2)
7.3
4
23
3.5 (.24)
34.3
< 1
5
17.0 (1.2)
7.1
4
24
4.0 (.28)
30
< 1
6
17.5 (1.2)
6.9
4
25
4.5 (.31)
26.7
< 1
7
18.0 (1.2)
6.7
4
25
5.0 (.35)
24
1
7
18.5 (1.3)
6.6
4
26
5.5 (.38)
21.8
2
8
19.0 (1.3)
6.3
4
27
6.0 (.41) ***
20
2
9
19.5 (1.3)
6.2
4
27
6.5 (.45)
18.5
2
9
20 (1.4)
6
4
28
7.0 (.48)
17.1
2
10
21 (1.4)
5.7
5
30
7.5 (.52)
16
2
11
22 (1.5)
5.5
5
31
8.0 (.55)
15
2
12
23 (1.6)
5.2
5
33
8.5 (.59)
14.1
2
12
24 (1.7)
5
5
34
9.0 (.62)
13.3
2
13
25 (1.7)
4.8
5
35
9.5 (.66)
12.6
2
14
26 (1.8)
4.6
6
37
10.0 (.69)
12
2
14
27 (1.9)
4.5
6
38
10.5 (.72)
11.4
3
15
28 (1.9)
4.3
6
39
11.0 (.76)
10.9
3
16
29 (2.0)
4.2
6
40
11.5 (.79)
10.4
3
17
30 (2.1)
4
6
42
12.0 (.83)
10
3
17
31 (2.1)
3.9
7
43
12.5 (.86)
9.6
3
18
32 (2.2)
3.8
7
45
13.0 (.90)
9.2
3
19
33 (2.3)
3.7
7
46
13.5 (.93)
8.9
3
19
34 (2.3)
3.6
7
47
14.0 (.97)
8.6
3
20
35 (2.4)
3.5
7
48
14.5 (1.0)
8.3
3
21
36 (2.5) **
3.4
8
50
* NFPA-13 Allowable leak rate.
** NFPA-25 Allowable leak rate.
*** Allowable leak rate for ECS Nitrogen Generators. Higher leak rates may reduce the service life of
the nitrogen generator.