| Item #: | 21-866 | Price: | Inquire | |
| Ship Qty: | 1 EACH | Catalog Page: | N/A | |
| Ship Weight: | not available | PC # | CHC-15-8509 |
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COMMERCIAL ELECTRIC POOL HEATER, 180 KW, 480 VOLT, 3 PHASE — Designed for large commercial pool installations. Stainless steel tank with 35 psi design pressure and ASME (U stamp). Features include: flanged heating elements, manual reset hi-limit, 120 volt control circuit, lighted on/off switch, pressure relief valve, and flow switch. 3" male NPT connections. 180/210 KW units have minimum flow rate of 100 gpm and maximum flow rate of 175 gpm. UL Listed for indoor installation.
Electric Spa Heater Sizing: KW required = Gallonage x 8.3 lbs./gal. x TEMP rise (in °F/Hr.) / 3413
Electric Pool Heater Sizing: KW required = Surface Area x TEMP differential (°F) x 12 / 3413
Heat Loss Factor: For use in electrical pool heater sizing formula above. 12 = outdoor pool or 10 = indoor pool
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