Oil/gas boilers for medium and high output
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Oil/gas boilers and hot water boilers up to 21.5 MW Heating systems Industrial energy systems Refrigeration systems

Futureproof and efficient heating technology for all requirements In industrialised Western nations, heat generation in residential and commercial buildings accounts for the largest proportion of energy consumption – and at the same time offers the greatest savings potential. Advanced and energy efficient heating systems from Viessmann are in use around the world, not only in many private households, but also in numerous major projects where they make an important contribution to the sustainable protection of energy reserves. In such projects, Viessmann successfully overcomes the most...

Save energy and protect the climate with innovative solutions from Viessmann. Using highly efficient heating technology not only reduces energy bills, it also actively helps to protect the Oil/gas boilers up to 2000 kW from page 8 Here, you can find the exact solution to suit your needs in terms of building services, convenience and budgetary constraints. Gas condensing boilers up to 1400 kW from page 22 Advanced condensing technology makes the Vitocrossal a fruga condensing boiler that is suitable for many different applications. Low pressure hot water boilers up to 21.5 MW from page 38...

Saving energy and protecting the climate Viessmann is aware of its responsibilities towards the sustained protection of the environment. Our company philosophy and products have been constructed with this duty in mind. "Nothing is so good that it cannot be improved". This motto is also reflected in our company principles. Viessmann can rightfully claim to be the leader in quality and technology, and as such, aims to continually set new standards. Of course, this applies in particular to the company's product range, which is consistently geared towards significantly lowering the consumption of...

Oil/gas Oil/gas condensing boilers

VITORADIAL 300-T Condensing technology with proven Inox-Radial heat exchanger for efficient heating operation. Compact oil/gas condensing boiler Vitoradial 300-T The Vitoradial 300-T condensing boiler is extremely compact and is supplied as a unit with a downstream flue gas/water heat exchanger and the new Vitoflame 100 pressure-jet burner (up to 335 kW). High efficiency with two-stage heat recovery The Vitoradial 300-T condensing boiler is an innovative combination of the Vitoplex 300 low temperature boiler with an Inox-Radial heat exchanger directly attached to the boiler for utilising...

Oil/gas condensing boilers Compact yet powerful The compact design with low build height makes the Vitoradial 300-T an ideal choice when modernising heating centres. It is supplied as a unit with a downstream InoxRadial heat exchanger. Triplex pipes for 2.5-times larger heating surface The multi layered convection heating surfaces of the Vitoradial 300-T comprise telescopic steel pipes pressed together for heat transfer. The internal pipe, surrounded by folded linear fins, provides a heating surface 2.5-times greater than that of smooth pipes. The heat throughput is metered by the different...

Take advantage of these benefits Oil/gas condensing boilers, 101 to 545 kW Standard seasonal efficiency [to DIN] for operation with fuel oil: 97 % (Hs) [gross cv] / 103 % (Hi) [net cv] Inox-Radial heat exchanger for condensing hot gases, matched to the compact oil/gas boiler Complete with heat exchanger pipework and pump, matched to the respective boiler output Long burner runtimes and fewer switching intervals due to large water content protect the environment Economical and safe operation of the heating system is ensured by the digital Vitotronic control unit with communication capability...

Low temperature oil/gas boilers

VITOPLEX VITOROND Proven Viessmann quality up to 2000 kW for oil and gas and high standard seasonal efficiency. The comprehensive range from Viessmann covers every demand for innovative heating technology. Here, you can find the exact solution to suit your needs in terms of building services, convenience and budgetary constraints. The versatility of the Vitoplex range, which in terms of technology and price is available in the 300 and 200 categories, ensures that the perfect solution is available for every demand and budget. One thing that all products share is the top quality for which...

Low temperature oil/gas boilers The three-pass Vitoplex 300 boiler, with its proven multi layered convection heating surfaces, offers particularly economical, clean and reliable operation. Multi layered convection heating surfaces made from Triplex tubes The multi layered convection heating surfaces of the Vitoplex 300 comprise telescopic steel pipes pressed into each other for heat transfer. The internal pipe, surrounded by folded linear fins, provides a heating surface 2.5-times greater than that of smooth pipes. The triplex pipes offer a heating surface that is 2.5-times that of standard...

Take advantage of these benefits Low temperature oil/gas boilers, rated from 405 to 2000 kW Multi layered convection heating surfaces for high operational reliability and a long service life. Standard seasonal efficiency [to DIN] using fuel oil: 90 % (Hs) [gross cv] / 96 % (Hi) [net cv] Optional stainless steel flue gas/water heat exchanger enables use of condensing technology for a higher standard seasonal efficiency Optimum and clean combustion provided by well-matched pressure-jet oil/gas burners up to 2000 kW Wide water galleries and large water content provide excellent natural...

Low temperature oil/gas boilers The compact Vitoplex 200 steel boiler is available from 440 to 1950 kW. Over the entire output range, this three-pass boiler offers the right conditions for environmentally responsible and clean combustion. A wide range of burners can be easily adapted for use with this boiler. The Vitoplex 200 is a threepass boiler with low combustion chamber loading. Consequently, it delivers clean combustion with particularly low nitrogen oxide emissions. Optimum combustion and low emissions Pressure-jet oil/gas burners from ELCO and Weishaupt are already fully adjusted...