Diaphragm Tanks • Expansion Tanks
Description:
Bell & Gossett HFT expansion tanks are designed to absorb the force of thermal expansion in hydronic heating systems. Series HFT tanks for hydronic heating systems are available in sizes from 2-86 gallons.
Operating Data:
Maximum working pressure . . . . . . . . . . . . . . .100 PSI (689 kPa)
Maximum operating temperature . . . . . . . . . . . . . .240°F (116°C)
Standard Factory Precharge. . . . . . . . . . . . . . . . . .12 PSI (83 kPa)
Materials of Construction:
Steel Shell Diaphragm
System Connection: Steel
Dimensions and Weights:
| Model Number | Part Number | Volume Gallons (Liters) |
Height (A) Inches (mm) | Diameter (B) Inches (mm) | System Connection | Approx. Shpg. Wt. lbs. (Kg) | |
|---|---|---|---|---|---|---|---|
| Tank | Acceptance | ||||||
| HFT-15 | 1BN201 | 2 (7.5) | 1.0 (3.7) | 12-5/8 (321) | 8 (203) | 1/2" NPTM | 5 (2.3) |
| HFT-30 | 1BN202 | 4.4 (16.6) | 2.5 (9.4) | 15-1/2 (394) | 11 (279) | 9 (4.1) | |
| HFT-60 | 1BN203 | 7.6 (28.7) | 2.5 (9.4) | 23 (584) | 11 (279) | 14 (6.4) | |
| HFT-90 | 1BN204 | 14 (53) | 11.3 (42.8) | 21 (533) | 15-3/8 (390) | 23 (10.4) | |
| HFT-30V | 1BN205 | 14 (53) | 11.3 (42.8) | 24-3/4 (629) | 15-3/8 (390) | 1" NPTF | 25 (11.3) |
| HFT-40V | 1BN206 | 20 (75.7) | 11.3 (42.8) | 32-1/2 (826) | 15-5/8 (390) | 33 (14.9) | |
| HFT-60V | 1BN207 | 32 (121.1) | 11.3 (42.8) | 47-1/2 (1207) | 15-5/8 (390) | 43 (19.5) | |
| HFT-90V | 1BN208 | 44 (166.5) | 34 (128.7) | 36 (914) | 22 (559) | 1-1/4" NPTF | 69 (31.2) |
| HFT-110V | 1BN209 | 62 (234.6) | 34 (128.7) | 46-3/4 (1186) | 22 (559) | 92 (41.7) | |
| HFT-160V | 1BN210 | 86 (325.5) | 46 (174.1) | 47-1/4 (1199) | 22 (559) | 123 (55.8) | |
| Boiler Size | Type of Radiation | |||
|---|---|---|---|---|
| Net Output | Finned Tube Baseboard or Radiant Panel | Convectors or Unit Heaters | Radiators Cast Iron | Baseboard Cast Iron |
| BTU/HR | Use Tank Model | |||
| 25000 | HFT-15 | HFT-15 | HFT-15 | HFT-15 |
| 50000 | HFT-15 | HFT-15 | HFT-30 | HFT-30 |
| 75000 | HFT-30 | HFT-30 | HFT-30 | HFT-60 |
| 100000 | HFT-30 | HFT-60 | HFT-60 | HFT-60 |
| 125000 | HFT-30 | HFT-60 | HFT-60 | HFT-90 |
| 150000 | HFT-30 | HFT-60 | HFT-90 | HFT-90 |
| 200000 | HFT-60 | HFT-60 | HFT-30V | HFT-30V |
| 250000 | HFT-30 | HFT-90 | HFT-30V | HFT-40V |
| 300000 | HFT-90 | HFT-30V | HFT-30V | HFT-40V |
| 350000 | HFT-30V | HFT-30V | HFT-40V | HFT-60V |
| 400000 | HFT-30V | HFT-40V | HFT-40V | HFT-60V |
Assumptions: fill pressure 12 PSI, relief pressure 30 PSI, avg. system temp. 200°F,
system fluid is water, consult factory with requirements not shown.
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IDEMSA
Unión 27, Local P. B.
Col. Escandón
C. P. 11800, México, D. F.
Email: bygidemsa@prodigy.net.mx
Tel.: (55) 5272-0219
Fax: (55) 5516-1698