Page 13 - Bosch Hot Water Boilers

Hot water boilers | 13

High level of efficiency for reduced operating costs

Our proven UNIMAT three-pass design has been used for decades – with overwhelming success. The hot water
boiler UT-M is offered in various sizes and can be operated as an intelligent controlled boiler cascade.
 An effective three-pass design and special thermal insulation concept minimise heat radiation and ensure a
high efficiency
 Standard utilization ratio without flue gas heat exchanger up to 95 % or up to 105 % with condensing heat
exchanger
 Pollutant-reduced combustion thanks to the use of highly developed firing systems and careful matching
of the best boiler and burner combination
 Flexible and efficient use: for district heating and a wide variety of commercial and industrial heating
applications

User-friendly operating concept
 Intuitive touchscreen operation and PLC control
 Can be integrated into all common bus systems

Reliable performance and customised equipment
The three-pass hot water boiler can be combined with all
the other available system components from our modular
range for fuel supply and heat recovery.
 Comprehensive, series-wide basic equipment
 Approved for low return flow temperatures from 50 °C
 Suitable for all burner systems
 CE certified and built and equipped in accordance
with European pressure equipment directive
 Robust, reliable and unsurpassed in its durability
 No minimum burner load specification avoid internal
condensation on the flue gas side
 High permissible temperature spread up to 50 K

Quick installation and effective maintenance
 Compact construction for bringing the boiler into site
easily if space is limited
 Simple commissioning due to pre-parameterised
boiler control
 Easy wiring on-site thanks to plug-in connections
 Easy-to-maintain thanks to fully hinged boiler
front door
 Smoke gas passes are free of flow components