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How Oskar° becomes a harmonious system


Oskar° functions entirely without external power and control devices prone to wear and tear and only on the basis of physical laws and the properties of water. For this reason, charging and discharging devices adapted to these are essential in enabling the layers of water to be optimally "organised" into different temperatures and quantities. Therefore, Ratiotherm not only supplies heat exchangers and heating circuit assemblies perfectly suited to Oskar°, but also the appropriate control technology to enable Oskar° to combine perfectly with the rest of the heating system. The control logic needed for this is adapted to the respective heating concept with its heat generators and heat consumers, as well as tailored to the the individual user requirements.

Producing heated drinking water hygienically and easily

The instant fresh water heater (TWK) heats up the cold water in a "continuous flow" using the hot water from Oskar°. This means that only the amount of water actually needed is heated up. In this way, legionella bacteria does not stand a chance of multiplying to numbers potentially harmful to health. The intelligent Ratiotherm control technology additionally ensures that the water quantity and temperature can be infinitely adjusted making it easily available and particularly convenient. Cascade heaters are available from Ratiotherm to meet greater, hot fresh water requirements; the integrated Ratiotherm control technology allows individual heating modules to be switched on and off in a fraction of a second as needed.

Compact solar systems for the utmost efficiency possible

The compact solar systems (SOK) comprise two water circuits, each with their own pumps, which are separated by a heat exchanger. Only when the heat exchanger has generated the required temperature, does the second pump start up and supply Oskar° with hot water. This prevents the unwanted cooling down of the storage tank due to lower solar temperatures. Furthermore, flow control valves can be used to control the rate of flow to enable the highest possible level of efficiency for Oskar° and the collector.

Heating circuit assemblies for all requirements

Three different adjustable heating circuit assemblies allow for exceptionally energy-efficient and convenient heat distribution, and in an exceptionally compact manner. The circuits are available as the following types, depending on requirements: non-controlled (UK), with a fixed heat setting (FK) or as a controlled model (MK).

Important technical data for the model range: Oskar-10/1.5/... with layer insert SE 1.5

Type 10/1.5/400 10/1.5/750 10/1.5/1000 10/1.5/1300 Nominal volumes (l) 400 750 1000 1300 Actual volumes (approx. l) 400 720 920 1340 Total height* without insulation (mm) 1730 1730 2110 1990 Total height with insulation (mm) 1890 1890 2270 2160 Diameter without insulation (mm) 600 790 790 1000 Diameter with insulation (mm) 800 990 990 1200 Total length (mm) 840 1040 1040 1240 Tilt height (max. mm) 1850 1850 2220 2080 Weight without insulation (approx. kg) 115 140 155 220

Important technical data for the model range: Oskar-10/5.0/... with layer insert SE 5.0

Type 10/5.0/2000 10/5.0/3000 10/5.0/4000 10/1.5/2000 Nominal volumes (l) 2000 3000 4000 2000 Actual volumes (approx. l) 1920 2990 3995 2010 Total height* without insulation (mm) 2100 1940 2440 2100 Total height with insulation (mm) 2220 2080 2560 2220 Diameter without insulation (mm) 1200 1600 1600 1200 Diameter with insulation (mm) 1440 1840 1840 1440 Total length (mm) 1500 1900 1900 1500 Tilt height (max. mm) 2260 2200 2650 2260 Weight without insulation (approx. kg)  315 470 550 285