8751035000 MD40B Damper Actuator, 2 Position, Non-Spring Return, 24 Vac/dc, 1m Leads, 40 Nm, IP54, Optional SPDT switch available

The MD4B is on/off damper actuator designed for operating air control dampers in ventillation and air conditioning systems for building services installations. The damper actuator can be used with mounting kits to drive selected Butterfly and Shoe Valve,s. The actuator is maintenance free, with mechanical position indication. Supply voltage: 24 Vac/Vdc +/- 2%. Control signal: on/off. Torque: 4 Nm, IP 54 Protection class. Angle of rotation: Max. 95°, adjustable by mechanical stops. Connection cable 1 m, 3 x .75 mm² (AW 18).