PVI Industries PV500-44U manual STANDARD FEATURES AND EQUIPMENT 2.1Performance, 2.2Pressure Vessel

2 STANDARD FEATURES AND EQUIPMENT

2.1Performance

−98% thermal efficiency at full fire from 40° to 140°F

−Up to 99% thermal efficiency with modulation

−< 20 ppm NOx (399 to 900 MBH)

−Ducts direct combustion air up to 100 equivalent feet through 6-inch diameter material (requires UL approved vent cap, see optional equipment list)

−Vents up to 100 equivalent feet through 6-inch diameter material

2.2Pressure Vessel

−AquaPLEX® tank (unlined duplex alloy)

−Storage tank ASME stamped and National Board registered for 150 psi MAWP

−Nonferrous, removable fittings at all tank connections

−Hand hole cleanout

−Fiberglass insulation

−Steel jacket panels with industrial-grade finish

−Drain valve

2.3Heat Exchanger

−Three-pass, fire tube design

−AquaPLEX® fire tubes

−Secondary economizer for low temperature flue gas

2.4Codes and Standards

−Intertek / ETL listed to US and Canadian safety standards

−Intertek / ETL listed for use with CPVC vent material (SANI models require listed Cat IV SS vent)

−Intertek / ETL certified as low-lead compliant

−FM compliant

−ASHRAE 90.1 compliant

2.5Burner, Operating Controls & Safeties

−Pre-mix surface burner with self-adjusting, proportionate gas/air ratio

−UL 795 compliant gas train

−Electronic flame safeguard with pre- and post-purge

−Combustion sequence panel lights including lockout

−Programmable electronic operating control with digital temperature readouts, adjustable from 70°F to 180°F

−Immersion temperature limiting device (high limit control)

−ASME-rated temperature and pressure relief valve

−NEMA-1 control enclosure

−Terminals for remote on-off

−Flame failure audible alarm and indicating light with remote contacts

−Seamless VFD modulation with 7-to-1 turndown

2.6Warranty and Service Policy (see warranty or service policy for details)

−10-Year tank warranty (PV 627)

−3-Year scale failure warranty (PV 563)

−First-year cost-free service policy (PV 551)

−10-Year chloride-induced stress corrosion cracking warranty (PV 8083)

2.7Miscellaneous

−Factory authorized startup

−Vent termination cap, 6-inch diameter (larger cap optional)

−Factory-equipped for connection to direct inlet air (requires UL listed vent termination cap, see options list)

−Condensate “P” trap (provided for field installation)

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PV500-44U 06/12