Belimo NRFA-S2-O - rotary actuator for ball valves

Name: Belimo NRFA-S2-O - rotary actuator for ball valves
Brand: Belimo
SKU: NRFA-S2-O
Price: 1391.41 PLN
Availability: BackOrder

Belimo

zł1,391.41

VAT included

zł1,131.23 tax excluded

Rotary actuator for ball valves with fail-safe function: when the power supply fails, the spring moves the valve to the open position (NO). Torque 10 Nm, Open/Close control and motor running time 75 s / 90°.

Power supply AC 24...240 V / DC 24...125 V. Equipped with 2x SPDT and mechanical position indication.

Delivery in approx. 14 days

Belimo NRFA-S2-O rotary actuator

Actuator for ball valves with a fail-safe function provided by a return spring. When the power supply is interrupted, the valve returns to the open position (NO).

Key features and specifications

Motor and fail-safe function torque: 10 Nm.
Rated voltage: AC 24...240 V / DC 24...125 V; frequency: 50/60 Hz.
Control: Open/Close.
Motor running time: 75 s / 90°; fail-safe function running time: <20 s @ -20...50°C, <60 s @ -30°C.
Auxiliary switches: 2x SPDT, 1x 10% / 1x 11...100%.
Power consumption during operation: 6 W; at rest: 2.5 W; for wire sizing: 9.5 VA.
Power and control connection: 1 m cable, 2x 0.75 mm²; auxiliary switch connection: 1 m cable, 6x 0.75 mm².
Mechanical position indicator and adjustable rotation angle with mechanical stops.
Manual operation using a crank and locking switch.
Protection rating: IP54; NEMA 2; housing: UL Enclosure Type 2.

Direct mounting on the ball valve with one screw; mounting orientation can be selected in 90° increments.