range of 2,000–4,500 W. 2 Highly efficient BLDC technology amongst others the innovative, brushless direct current technology (BLDC) makes the market highest energy efficiency . 3 Modbus The communication [...] recessed mounting in the door or side DTS: for outer mounting on the door or side thanks to highly efficient speed controll, every unit covers a wide performance range. This leads to a small type diversity [...] others innovations, the brushless direct current technology (BLDC) makes the market highest energy efficiency. XC Controller: the operating unit which was developed from Pfannenberg especially for this series