Belimo SRFA-S2-5 - rotary actuator for valves

Name: Belimo SRFA-S2-5 - rotary actuator for valves
Brand: Belimo
SKU: SRFA-S2-5
Price: 1928.48 PLN
Availability: BackOrder

Belimo

zł1,928.48

VAT included

zł1,567.87 tax excluded

Fail-safe rotary actuator for ball valves and butterfly valves. Torque 20 Nm, Close/Open control, power supply AC 24...240 V / DC 24...125 V. In the event of a power failure, the spring moves the valve to the closed position (NC).

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

Delivery in approx. 14 days

Belimo SRFA-S2-5 rotary actuator

Fail-safe actuator designed for ball valves and butterfly valves. During operation, it moves the valve to the operating position and tensions the return spring. If the power supply is interrupted, the spring moves the valve to the safety position: closed (NC).

Key features and technical data

Motor and fail-safe torque: 20 Nm.
Control: Close/Open; rated voltage: AC 24...240 V / DC 24...125 V; frequency: 50/60 Hz.
Motor running time: 75 s / 90°; fail-safe running 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 idle position: 3.5 W; for cable sizing: 18 VA.
Power and control connection: 1 m cable, 2x 0.75 mm²; auxiliary switch connection: 1 m cable, 6x 0.75 mm².
F05 flange connection; adjustable rotation angle with mechanical stops and mechanical position indicator.
Manual operation using a crank and locking switch.
IP54 protection rating; ambient temperature range: -30...50°C.