TJ 2" HP is designed as a bivalent source of heating water, e.g. for a heat pump and is with electronic control.
The maximum power of the body is 9 kW. Heating water is heated in the heater body, and the assembly includes only a safety thermostat. The body TJ 2" HP EHP should be controlled by external regulation of e.g. a heat pump. The power can be regulated by connecting individual phases. During operation, a minimum flow rate corresponding to the connected power must be ensured.