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APPENDIX A (cont)
Unit Pressure Drop Curves, 30RAP010-060
120
100
1
80
p
(Ğ)
2
60
t
er Pressure Dro
p
3
2
40
Wa
t
5
4
20
6
0
0 1020304050607080
GPM
NOTES:
1. Use the following formula to convert feet of water to psig:
ft of water (.4335) = psig
2. Use the following formula to convert psig to feet of water:
psig (2.306) = ft of water
LEGEND
1 — 30RAP010 4 — 30RAP020 7 — 30RAP035 10 — 30RAP050
2 — 30RAP015 5 — 30RAP025 8 — 30RAP040 11 — 30RAP055
3 — 30RAP018 6 — 30RAP030 9 — 30RAP045 12 — 30RAP060
UNITS WITH SINGLE PUMP HYDRONIC PACKAGE (English)
20
16
18
7
10
8
12
14
p
(Ğ)
11 & 12
9
10
12
e
r Pressure Dro
p
6
8
Wat
e
2
4
0
0 1020304050607080
GPM