Lochinvar KNIGHT XL KBN399 Brochure & Specs
High efficiency commercial condensing boilers
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Also See for KNIGHT XL KBN399:
- Installation & operation manual (76 pages) ,
- Installation & operation manual (72 pages)
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H I G H E F F I C I E N C Y C O M M E R C I A L CO N D E N S I N G B O I L E R S
OPERATING CONTROL
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
FEA
94.6%
Up to
Thermal Efficiency
l o c h i n v a r.c o m
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Summary of Contents for Lochinvar KNIGHT XL KBN399
- Page 1 H I G H E F F I C I E N C Y C O M M E R C I A L CO N D E N S I N G B O I L E R S OPERATING CONTROL FEATURING OPERATING CONTROL A BUILT-IN CASCADING SEQUENCER...
- Page 2 KNIGHT XL units can be installed utilizing the built-in cascading sequencer to deliver up to 6.4 million Btu/hr heating capacity. THE KNIGHT XL BOILER reflects Lochinvar’s constant commitment to providing all the options you need to serve every application.
- Page 3 Pump Relay with Freeze Protection Ensures water temperature does not fall below 40°F Hot Water Generator Compatibility One boiler in a sequence can be assigned for Domestic Hot Water Prioritization (DHWP) to meet domestic water demand Inlet/Outlet and System Temperature Sensors...
- Page 4 KNIGHT XL units. This eliminates the initial cost and labor required with installation of a separate sequencer. And, because it’s engineered specifically for Lochinvar boilers, it removes any uncertainty about using a ”third-party” sequencer, to ensure precise, dependable cascading operation.
- Page 5 Easy Access to Internal Components The front and top panels of the KNIGHT XL boiler can be quickly removed without any tools. This provides fast, easy access to internal components and electrical...
- Page 6 ® Knight XL Boiler Dimensions and Specifications LOW VOLTAGE ELECTRICAL CONNECTIONS HIGH VOLTAGE ELECTRICAL CONNECTIONS INLET FLUE 38-3/4" 39-1/2" FLUE 18-3/4" 13-3/4" 8" BACK Knight XL Heating Boiler Knight XL Heating Boiler Input Input nput Model Model odel Thermal Thermal...