Belimo SRFA-S2 - rotary actuator for ball valves

Name: Belimo SRFA-S2 - rotary actuator for ball valves
Brand: Belimo
SKU: SRFA-S2
Price: 1633.34 PLN
Availability: BackOrder

Belimo

zł1,633.34

VAT included

zł1,327.92 tax excluded

Rotary actuator for ball valves with fail-safe function: when the power supply fails, the spring moves the valve to the closed position (NC). Torque 20 Nm, Close/Open control and power supply AC 24...240 V / DC 24...125 V.

Motor running time is 75 s / 90°. The actuator has 2x SPDT and IP54 protection rating.

Delivery in approx. 14 days

Belimo SRFA-S2 – technical data

Rotary actuator with fail-safe function for ball valves. During operation, the actuator moves the valve to its operating position and tensions the return spring. If the power supply is interrupted, the spring moves the valve to the fail-safe position: closed (NC).

Motor and fail-safe function torque: 20 Nm.
Rated voltage: AC 24...240 V / DC 24...125 V; frequency: 50/60 Hz.
Control: Close/Open.
Motor running time: 75 s / 90°; fail-safe function operating time: <20 s @ -20...50°C, <60 s @ -30°C.
Auxiliary switches: 2x SPDT, 1x 10% / 1x 11...100%.
Power consumption during operation: 7 W; in the rest position: 3.5 W; for cable sizing: 18 VA.
Power supply and control connection: 1 m cable, 2x 0.75 mm²; auxiliary switch connection: 1 m cable, 6x 0.75 mm².
Manual operation by crank with locking switch; adjustable rotation angle with mechanical stops and mechanical position indicator.
Protection rating: IP54; ambient temperature: -30...50°C.