Vitocrossal 200

With its distinctive mix of proven Viessmann technology and innovative new features, the new Vitocrossal 200, CM2 takes a bold step forward while retaining the superior Viessmann quality you know and trust. The boiler combines unparalleled flexibility with maximum efficiency, making it your ideal choice for a new installation or economical retrofit in large residential or commercial applications.

The benefits at a glance:

• Up to eight Vitocrossal 200, CM2 boilers can operate in a cascade configuration (inputs of 133 to 17,960 MBH).
• Extremely low NOx emissions and quiet operation from new fully-modulating Viessmann pre-mix cylinder burner.
• Wide modulation range of 5:1 turndown ratio precisely matches load conditions.
• Pre-assembled burner simplifies installation and commissioning.
• Multiple venting possibilities with installed air intake kit for direct or chimney venting PP(s) or stainless steel up to 200 ft. of vent length.
• Common venting up to four boilers.*
• Gas fuel flexibility (NG/LPG/LNG) with simple electronic conversion.
• Low inlet gas pressure requirement (NG) as low as 4 inches of water column for compatibility with a range of supply pressures.
• Large water content extends burner run time and reduces cycling.
• No dedicated boiler pump required due to extremely low water pressure drop through heat exchanger – no low-loss header required.**
• Generous stainless steel heat transfer surface area for maximum heat extraction.
• Seamless integration with building management systems.
• Gas fuel flexibility (NG/LPG/LNG) with simple electronic conversion.
• Low inlet gas pressure requirement (NG) as low as 4 inches of water column for compatibility with a range of supply pressures.
• Large water content extends burner run time and reduces cycling.
• No dedicated boiler pump required due to extremely low water pressure drop through heat exchanger – no low-loss header required.**
• Generous stainless steel heat transfer surface area for maximum heat extraction.
• Seamless integration with building management systems.
• Vitotronic 300, GW6B Controlfeatures large touchscreen display, text and graphics for user-friendly operation; used as a single boiler control or as a cascade primary/secondary control.

GW6B Control Display

Operating Advantages

• 5″ Colour Touch Screen; completely text-driven with improved menu structure; easy-to-use commissioning wizard allows for quick start-up.

Technical Advantages

• Separate cascade control no longer required.
• Operates as a stand-alone boiler control with outdoor reset capabilities and cascadable as part of a multi-boiler system (cascade up to 8 boilers).
• Integrated heating circuit mixing valves control module.