Service manual

38
6 Hydronic piping
0
5
10
15
20
25
30
024681012
40 Model
70 Model
100 Model
120 Model
FLOW RATE (GPM)
PRESSURE DROP (FEET OF HEAD)
Figure 6-3 Pressure Drop vs. Flow
20°F Temperature Rise Applications
Model GPM FT/HD
Minimum Pipe
Size
Pump
Grundfos TACO B & G Armstrong
40 3.7 10.2 3/4" UPS15-58FC 008-IFC NRF-36 E7
70 6.5 17.1 1" UPS26-99FC 0014-IFC NRF-36 E7
100 9.3 24.5 1" UPS26-99FC 0013-IFC NRF-36 E11
120/120( C ) 11.2 25.4 1" UPS32-160 0013-IFC NRF-36 E11
Table 6A Circulator Recommendations for Temperature Rise Applications_20°, 25°, and 35°
25°F Temperature Rise Applications
Model GPM FT/HD
Minimum Pipe
Size
Pump
Grundfos TACO B & G Armstrong
40 3.0 6.9 3/4" UPS15-58FC 007-IFC NRF-22 E7
70 5.2 10.9 1" UPS15-58FC 008-IFC NRF-36 E7
100 7.4 15.7 1" UPS26-99FC 0014-IFC NRF-36 E7
120/120( C ) 8.9 15.5 1" UPS26-99FC 0011-IFC NRF-36 E7
35°F Temperature Rise Applications
Model GPM FT/HD
Minimum Pipe
Size
Pump
Grundfos TACO B & G Armstrong
40 2.1 3.9 3/4" UPS15-58FC 006-IFC NRF-22 Astro-30
70 3.7 6.0 1" UPS15-58FC 006-IFC NRF-22 Astro-30
100 5.3 8.8 1" UPS15-58FC 008-IFC NRF-36 Astro-30
120/120( C ) 6.4 9.0 1" UPS15-58FC 008-IFC NRF-36 Astro-30
The temperature rise provided by a pump/model combination will decrease by 3% per 1000 feet of elevation.
NOTICE
Installation & Service Manual
*Only pump supplied w/boiler is DHW pump on 120 Combi version.