Belimo SY4-230-3-T - rotary actuator for dampers

Belimo SY4-230-3-T rotary actuator

Electronic rotary actuator for dampers. It has a constant running time independent of load and an F10/F12 connection flange.

Key features and specifications

• Torque: 400 Nm; rotation angle: 90°.
• Rated voltage: AC 230 V; frequency: 50/60 Hz; voltage range: AC 207...253 V.
• Control: Close/Open, 3-point; motor running time: 23 s / 90°.
• Power consumption during operation: 297 W (including heater); power rating for cable sizing: 299 VA.
• Auxiliary switches: 2x SPDT, 1x 3° / 1x 87°.
• Power and control connection: 2.5 mm² terminals (2x 1.5 mm² or 1x 2.5 mm² cable).
• Manual operation using a handwheel that does not rotate while the motor is running; integrated mechanical position indicator.
• IEC/EN protection rating: IP67; IEC/EN protection class: I, protective earth (PE).
• Connection flange: F10/F12; housing material: die-cast aluminium.

The actuator is intended for use in stationary heating, ventilation and air-conditioning systems. The internal heater prevents condensation from accumulating.