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Description
Application These fluid immersion heaters are designed for top mounting in large or deep enclosed tanks having a manhole access or opening suitable to insert and attach the heater. They are usable for either outdoor or indoor applications, within exposed or in-ground tanks and sewerage sumps. They are designed for permanent mounting and can be sealed weathertight with supplied gaskets and adjustable riser fittings. NEMA 4 terminal housing is easily removable and resealed to facilitate installation. Units are available with element watt densities from 6 watt/in² for heavy oils, to 60 watt/in² for clean water immersion applications. Element bundle diameters ranging from minimum of 254 mm (10") OD to a maximum of 762 mm (30") OD are available. Construction The tubular elements are welded into a submersible liquid-tight stainless steel junction box. Element power leads are routed up through adjustable riser pipe and connected to a terminal block inside the upper NEMA 4 terminal housing. Unless specified otherwise, heaters are factory wired for three phase and are easily converted to single phase. All wetted parts parts are 300 series stainless steel. Standard unit includes 15.5 to 121ºC (60 to 250°F) double-pole thermostat mounted in upper housing that has a 9.5 mm (3/8") diameter bulb and capillary installed in watertight thermowell with adjustable compression fitting.| Model No. | KW | Number of Elements | mm (inch) | |||||
|---|---|---|---|---|---|---|---|---|
| 240V-1Ph | 240V-3Ph | 480V-1Ph | 480V-3Ph | A | B | E | ||
| TAT60001 | TAT60002 | TAT60003 | TAT60004 | 5 | 3 | 1829 (72) | 387 (15.25) | 190 (7.5) |
| TAT60005 | TAT60006 | TAT60007 | TAT60008 | 7.5 | 6 | 266 (10.5) | ||
| TAT60009 | TAT60010 | TAT60011 | TAT60012 | 10 | 9 | 343 (13.5) | ||
| — | TAT60013 | TAT60014 | TAT60015 | 15 | 12 | 419 (16.5) | ||
| — | TAT60016 | TAT60017 | TAT60018 | 20 | 18 | 571 (22.5) | ||
| — | — | TAT60019 | TAT60020 | 30 | 24 | 724 (28.5) | ||
| Ordering Example: TAT60001, 5 KW immersion heater, 240 Vac, 1 phase. | ||||||||
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