Fan Coil two-pipe thermostat with winter / summer switch, 3-speed switch & command in valve or fan

Electromechanical room thermostat from Siemens for heating or cooling applications. The RAB11 thermostat has a heating or cooling status selector. Selector for manual operation of 3-speed fan. In addition, it has manual or automatic fan operation in parallel with the valve can be selected via a microswitch. Technical characteristics: Optional setting range: 8… 30 ° C Contact difference: ?1 K. Contact voltage: AC 250 V. Contact current: 0.2… 6 (2) A. Protection level: IP30. Dimensions (W x H x D): 99 x 110 x 35.3 mm