TABLE 8.5: PIPE AND CIRCULATOR SIZING FOR BOILER LOOP
| (a) | (b) | (c) | (d) |
BOILER MODEL | PIPE SIZE | FLOW |
| BOILER LOOP |
CIRCULATOR | MAX EQUIVALENT | |||
|
|
| MODEL | LENGTH |
| (in NPT) | (GPM) |
| (ft) |
|
|
|
|
|
BWC150 | 1 1/4 | 8.0 | Taco 007 | 148 |
|
|
|
|
|
BWC150 | 1 1/4 | 8.0 | Taco 0010 | 224 |
|
|
|
|
|
BWC225 | 1 1/4 | 12.0 | Taco007 | 138 |
|
|
|
|
|
BWC225 | 1 1/4 | 12.0 | Taco 0010 | 208 |
NOTE:
For piping method #1, “boiler loop” is heating system secondary loop
For piping method #2, “boiler loop” is heating system primary loop
TABLE 8.6: PIPE AND CIRCULATOR SIZING FOR INDIRECT WATER HEATER LOOP
| (a) | (b) | (c) | (d) | (e) | (f) | |
BOILER |
|
| MAX. I.W.H. |
|
| I.W.H. LOOP MAX | |
PIPE SIZE | FLOW | PRESSURE | CROWN INDIRECT | CIRCULATOR | EQUIVALENT | ||
MODEL | |||||||
|
| DROP | WATER HEATERS | MODEL | LENGTH | ||
|
|
| |||||
| (in NPT) | (GPM) | (ft HEAD) |
|
| (ft) | |
|
|
|
|
|
| ||
BWC150 | 1 1/4 | 8.0 | 3.0 | Taco 007 | 26 | ||
|
|
|
| MT040G, MT050G |
|
| |
|
|
|
|
|
| ||
BWC150 | 1 1/4 | 8.0 | 3.0 | Taco 0010 | 165 | ||
|
|
|
| MT040G, MT050G |
|
| |
BWC150 | 1 1/4 | 8.0 | 5.0 | Taco 0010 | 96 | ||
MSH053H (NOTE 1) | |||||||
|
|
|
|
|
| ||
BWC150 | 1 1/4 | 10.0 | 5.0 | MT079G (NOTE 1) | Taco 0010 | 38 | |
|
|
|
|
|
|
| |
|
|
|
|
|
| ||
BWC225 | 1 1/4 | 9.0 | 3.0 | Taco 007 | 90 | ||
|
|
|
| MT040G, MT050G |
|
| |
BWC225 | 1 1/4 | 9.0 | 5.0 | Taco 0010 | 97 | ||
MSH053H (NOTE 1) | |||||||
|
|
|
|
|
| ||
BWC225 | 1 1/4 | 10.0 | 5.7 | MT079G, MT100G | Taco 0010 | 60 | |
(NOTE 2) | |||||||
|
|
|
|
|
|
Note 1: MT100G or
Note 2:
25