Continuous rotary actuator with emergency function Belimo NRF220A-3, for ball valves. With a motor torque of 20 Nm and a supply voltage of 24 VAC/DC.

Easy installation directly onto the ball valve with just one screw. The mounting position can be adjusted in 90° increments relative to the ball valve. The operating angle is adjustable using mechanical stops.

The valve can be operated manually using the manual lever and secured in any position with a switch. Unlocking is done manually or automatically by applying control voltage.

Features

• Voltage 230 VAC
• Power cable 1 m, 4 x 0.75 mm²
• Motor torque 10 Nm
• Normally closed (NC)
• Adjustment time 90 s / 90°
• 3-point
• Mechanical emergency function
• Re-adjustment time (emergency function) <20 s / 90°
• Noise level 45 dB(A)
• Mechanical position indicator
• Ambient temperature -30...50°C
• Protection class IP54