Rheem Iconic RTGH-SR11i - Pressure Drop and Temperature Rise Curve

IKONIC Tankless Water Heater Service Manual
7
GENERAL INFORMATION
ICONIC PRESSURE DROP
NOTE: Pressure drop curve for Iconic is different from
existing condensing model. See table below for Iconic
Pressure Drop information.
60
55
50
45
40
35
30
25
20
15
10
5
0
12
11
10
9
8
7
6
5
4
3
2
1
0
0 20 40 60 80 100 120
0.0 2.0 4.0 6.0 8.0 10.0 12.0
140
120
100
80
60
40
20
0
Pressure Drop (PSI)
Water Flow Rate (GPM)
Delta T - Temperature Rise (°F)
Pressure Drop (ft of head)
Water Flow Rate (GPM)
199k Btu/h 180k Btu/h 157k Btu/h
Pressure Drop Curve
Temperature Rise Curve
199k Btu/h 180k Btu/h 157k Btu/h
60
55
50
45
40
35
30
25
20
15
10
5
0
12
11
10
9
8
7
6
5
4
3
2
1
0
0 20 40 60 80 100 120
0.0 2.0 4.0 6.0 8.0 10.0 12.0
140
120
100
80
60
40
20
0
Pressure Drop (PSI)
Water Flow Rate (GPM)
Delta T - Temperature Rise (°F)
Pressure Drop (ft of head)
Water Flow Rate (GPM)
199k Btu/h 180k Btu/h 157k Btu/h
Pressure Drop Curve
Temperature Rise Curve
199k Btu/h 180k Btu/h 157k Btu/h
Graph above generated at 35°F Delta T. Graph below generated with 70°F (21°C) inlet water temperature