2 way valve type sf 20-2- MUT MECCANICA  - 7.001.01603

MOTORIZED 2-WAY ZONE VALVES. SERIES SF These are powered by an electric motor and can assume two operating positions depending on whether the motor is activated or not. One or two auxiliary switches can be installed on request. These are activated when the valve switches. Valves are equipped with an external lever for manually positioning the shut-off ball in its central position. Used in air conditioning unit,solar heating, to give DHW priority. Control water in one zone of the building with several ones (ex. : workshop and office). Closed circuit use only. Automatic switch off if lack of current Manual activation. Brass body Rubber sphere Power supply : 220V Nylon top cover Static pressure max : 10 bars Nom diam 20mm Flow rate 8m3/h pressure drop 1bar Steel inox spring Seal O-ring NBR 70 Liquid temperature -5 to 110°C Nominal pressure PN 10 Power 5W Connection: FF3/4" Wiring 3leads 1000m Operating time : 20 seconds at opening, 6 seconds at closingDimensions :Center distance 92mmHeight 105mmWidth67mm