Brochure

ManualsBrandsLochinvar ManualsBoilers574,000 BTU Output Knight XL High Efficiency Boiler, M13 (NG)

Up to 94.6%

Thermal Efficiency

Lochinvar.com

HIGH EFFICIENCY COMMERCIAL CONDENSING BOILERS

OPERATING CONTROL FEATURING

A BUILT-IN CASCADING SEQUENCER

5 MODELS: 399,000 – 800,000 BTU/HR

FIRING RATE MODULATION TO 5:1

LESS THAN 20 ppm NOx

DIRECT VENT FLEXIBILITY TO 100 FEET

OPERATING CONTROL FEATU

Summary of content (4 pages)

PAGE 1
H I G H E F F I C I E N C Y CO M M E R C I A L C O N D E N S I N G B O I L E R S OPERATING CONTROL FEATU FEATURING A BUILT-IN CASCADING SEQUENCER 5 MODELS: 399,000 – 800,000 BTU/HR FIRING RATE MODULATION TO 5:1 LESS THAN 20 ppm NOx DIRECT VENT FLEXIBILITY TO 100 FEET Up to 94.6% Thermal Efficiency L o c h i n v a r.
PAGE 2
The Smartest Sma artest Choice fo for or C Condensing ondensing Boiler Performance The KNIGHT ® XL, engineered with Lochinvar’s exclusive SMART SYSTEM™ control and an array of other innovative features, places it far ahead of any commercial heating boiler in its class. It promises and delivers ultimate ease of installation and maintenance. With up to 94.6% thermal efficiency, low-NOx emissions and a fully modulating burner, it is the best ”green choice” for today’s environmentally focused market.
PAGE 3
R Refined Design D Puts P More M Control C and Information at your Fingertips Advan nced featu ures incclude:: • • • • • • • • • • • • • • • • • Multi-Color Graphic LCD Display Navigation Dial USB Port Ability to control up to three different setpoint temperatures Compatibility with Copper-Fin II Non-Condensing Boiler to Create a Front-End Loading System Boilers with Different Inputs can be Cascaded Together to Maximize Boiler Plant Turndown Modbus Capability (Optional) DHW Modulation Limiting DHW Night Se
PAGE 4
® Knight night XL Boiler Dimensions and Spec Specifications LOW VOLTAGE ELECTRICAL CONNECTIONS K HIGH VOLTAGE ELECTRICAL CONNECTIONS GAS AIR INLET KB J A 38-3/4" CONDENSATE DRAIN H FLUE 18-3/4" 701 M13 ols ntr Co ng Firi ut Inp /hr Btu I N as al G tur Na FLUE HEAT EXCHANGER DRAIN 3/4" NPT OUTLET l de Mo INLET 39-1/2" Model Number Guide Knight XL Boiler, 13-3/4" 3-1/2" 9" Natural Gas, 700,000 Btu/hr input, 8" G B D BACK Input Model Min Max Thermal Number MBH MBH Efficiency 80