Belimo NRF24A-MP - rotary actuator for ball valves

Name: Belimo NRF24A-MP - rotary actuator for ball valves
Brand: Belimo
SKU: NRF24A-MP
Price: 1438.92 PLN
Availability: BackOrder

Belimo

zł1,438.92

VAT included

zł1,169.85 tax excluded

Rotary actuator for ball valves with fail-safe function, 10 Nm torque and AC/DC 24 V power supply. Supports modulating control and MP-Bus communication.

When the power supply fails, the spring moves the valve to the closed position (NC). Motor running time is 90 s / 90°.

Delivery in approx. 14 days

Belimo NRF24A-MP – actuator for ball valves

Communicating rotary actuator with fail-safe function. During normal operation, it positions the valve according to the control signal and tensions the return spring. If the power supply is interrupted, the spring moves the valve to its safety position: NC, valve closed (A–AB = 0%).

Key features and specifications

Motor and fail-safe function torque: 10 Nm.
Rated voltage: AC/DC 24 V; frequency: 50/60 Hz.
Modulating control: operating range Y 2...10 V; position feedback signal U 2...10 V.
Communication: MP-Bus, max. 8 MP-Bus nodes.
Can connect a passive or active sensor or a switching contact and transmit its signal via MP-Bus.
Motor running time: 90 s / 90°; adjustable running time: 40...150 s.
Fail-safe function operating time: <20 s @ -20...50°C, <60 s @ -30°C.
Power consumption during operation: 7 W; at rest: 3.5 W; for cable sizing: 9.5 VA.
Power and control connection: 1 m cable, 4x 0.75 mm².
Manual operation using a crank and locking switch; mechanical position indicator and adjustable mechanical rotation angle stops.
Degree of protection: IP54; ambient temperature: -30...50°C.