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| Catalog Reference | GHEB 4/4 | GHEB 6/6 | GHEB 9/9 | GHEB 12/12 | GHEB 450 | |
| Heat Transfer Area | ft2 | 1.5 | 5 | 13 | 20 | 45 |
| L | mm | 405 | 510 | 710 | 700 | 915 |
| L1 | mm | 125 | 150 | 180 | 215 | 325 |
| L2 | mm | 100 | 100 | 100 | 135 | 125 |
| L3 | mm | 135 | 140 | |||
| L4 | mm | 270 | 350 | |||
| DN | mm | 100 | 150 | 225 | 300 | 450 |
| DN1 | mm | 25 | 25 | 25 | 25 | 40 |
| DN2 | mm | 25 | 25 | |||
| Weight Empty | lb. | 7 | 14 | 33 | 46 | 123 |
| Shell Capacity | gal. | 0.9 | 2.0 | 5.5 | 11.2 | 32.2 |
| Coil Capicity | gal. | 0.1 | 0.4 | 1.2 | 1.3 | 6.1 |
| Free Cross Sectional Area | in.2 | 6.3 | 8 | 30 | 51 | 119 |
| Operating Temperatures | °F | 300 °F max./min.- above media's freezing point | ||||
| Maximum Thermal Shock | °F |
216 |
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| Max. Working Pressure - Shell | psig. | 25 | 20 | 11 | 8 | 6 |
| Max. Working Pressure - Coil | psig. |
50 |
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| Min. Working Pressure - Shell | psig. | Full Vacuum | ||||
| Min. Working Pressure - Coil | psig. | 15 | 30 | 30 | ||