| Product | Style | Ratings | Configuration |
|---|---|---|---|
| Heat Exchanger | Plate & Frame | 350 PSI / 410°F | B / LB / RB Frame |
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Note: the unit pictured is representative of the standard build and may not exactly depict p/n AT80P as shown on this page.
AT80P is the P-series plate configuration of the Mueller Accu-Therm AT80 frame. It is a distinct part from the base AT80: the frame and port geometry are shared, but the plate pressing is not, so a P plate and a base plate are not interchangeable in a pack and their gaskets differ. The P plate is Mueller's high-pressure pressing, listed in the Accu-Therm I&O manual plate-code table. It carries a deeper draw and heavier support pattern than the base plate, which raises the differential pressure the pack will hold at the cost of a slightly higher pressure drop. Frame geometry is unchanged - 85" by 36" plates on 6" ports, packs from 34-5/8" - 160-5/8", roughly 181 - 4,186 sq ft of surface at about 6.25 square feet per plate, and water flow to 1800 GPM. Gaskets attach by the Loc-In method. Frame styles offered: B Frame - for larger units, plates hang from the upper guide bar; capacity to 900 plates; LB Frame - extended beam frame for long plate packs; RB Frame - beam frame variant (Mueller frame-type designation). If you are matching a nameplate, the series letter is part of the part number and needs to carry through to any plate or gasket order.