Ansul INERGEN - Page 79

MANIFOLD PIPE SIZE
Pipe Schedule 80 Schedule 160
Size Maximum Flow Rate Maximum Flow Rate
in. cu. ft./min.
cu. ft./min.
1/2 438 307
3/4 891 570
1 1607 1108
1 1/4 3118 2500
1 1/2 4484 3461
2 7988 5843
2 1/2 11967 9806
3 19367 15708
4 36498 28724
DOWNSTREAM PIPE SIZE
Short Run Long Run
Pipe (Approx. 20 Ft.) (Approx. 100 Ft.)
Size Maximum Flow Rate Maximum Flow Rate
in.
cu. ft./min. cu. ft./min.
1/4 185 40
3/8 348 60
1/2 591 100
3/4 1136 200
1 1985 340
1 1/4 3712 630
1 1/2 5260 890
2 9217 1550
2 1/2 13712 2300
3 22269 3720
4 40920 6830
5 68123 11360
6 103486 17260
8 194922 32500
Pipe Size Estimation Chart
SECTION V
UL EX-4510 12-1-01 Page 5-22