XVers Condensing Boilers, 856-3006

The XVers vertical fire-tube modulating condensing stainless steel boiler, in sizes 855 to 3000 MBTU. The XVers boiler is now available with the HO2T system. It features built-in, automatic system protection that extends the life of your XVers by maintaining the optimum fuel to air ratio. The XVers provides extreme versatility for boiler applications, with cutting-edge control technology, broad installation flexibility, easy commissioning, optimum seasonal efficiency, and long-term reliability.

Features:

• HO2T System
• Stainless Steel Vertical Fire Tube Construction
• Up to 96.2% thermal efficiency at full rate; Up to 99% at part load
• 100% factory fire tested
• VERSA IC® modulating controller
• Full electronic modulation
• 7 Inch HD capacitive color touchscreen display
• Full safety diagnostics with history
• Status display lights
• Cascade control of up to 8 units, no external sequencer required.
• Cascade in parallel or sequential modulation modes.
• Flow sensor
• Flow switch
• Low water cut off
• Modbus RTU BMS port
• Maximum outlet water temperature: 200°F
• Minimum inlet water temperature: 40°F
• Models 856-2006 comply with SCAQMD rule 1146.2 
• Limited twenty-five-year thermal shock warranty
• Limited ten-year heat exchanger warranty
• B-32 Outdoor air sensor 

Options:

• C – 10 HO2T System
• S-1 Low gas pressure switch, manual reset
• S-2 High gas pressure switch, manual reset
• C-6 Single-try ignition
• D-11 Centrotherm polypropylene outdoor vent kit
• D-15 Vent termination, horizontal
• D-108 PVC vent adapter kit
• D-33 Centrotherm polypro vent adapter
• Z-12 Condensate treatment kit