The Series 22C, 22CX, 22CX5, 26LC electrothermal actuators are ON/OFF devices used for the automatic activation of thermostatic valves, valves for fan coils, manifolds. The electrothermal actuators are available in the following versions:
• NA (Normally Open), NC (Normally Closed),
• 2-wire or 4-wire (with auxiliary microswitch), fixable to the valve body with M30x1.5 threaded ring nut.
Compact electrothermal actuator with on/off action compatible with thermostatic radiator valves, fan-coil valves and manifolds. Shell in self-extinguishing polymeric material. Nickel-plated brass threaded ring nut M30x1.5. Normally closed (NC). Normally Open (NO). Stroke: 3.5mm. Shutter thrust: 100N (NC version) - 80N (NO version). Ambient temperature: 0÷50°C. 4-wire version (NA4 – NC4) complete with auxiliary microswitch. Auxiliary contact rating: 700mA inductive-3A resistive. IP44 protection rating in vertical position.