Belimo LRF24-SR - rotary actuator for ball valves

Belimo LRF24-SR - rotary actuator for ball valves

Belimo
zł1,081.42
VAT included
zł879.20 tax excluded

Belimo LRF24-SR rotary actuator with fail-safe function for ball valves. Torque 4 Nm, AC/DC 24 V supply and motor running time 150 s / 90°. If the power supply fails, the spring moves the valve to the closed position (NC).

Modulating control in the 2...10 V range; open/close, 3-point and MP-Bus communication modes are also available.

Delivery in approx. 14 days
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Belimo LRF24-SR – rotary actuator with fail-safe function

Actuator for ball valves. During operation, it positions the valve according to the control signal and tensions the return spring. An interruption to the power supply causes the spring to move the valve to the closed position (NC).

Key features and specifications

  • Motor and fail-safe function torque: 4 Nm.
  • Rated voltage: AC/DC 24 V; frequency: 50/60 Hz.
  • Operating range Y: 2...10 V; position feedback signal U: 2...10 V.
  • Control: modulating, open/close, 3-point or communication via MP-Bus; max. 16 MP-Bus nodes.
  • Motor running time: 150 s / 90°; adjustable running time: 75...300 s.
  • Fail-safe function running time: <20 s @ -20...50°C, <60 s @ -30°C.
  • Power consumption during operation: 2 W; at rest: 0.8 W; sizing power: 3.5 VA.
  • Power and control connection: 1 m cable, 4x 0.75 mm².
  • Degree of protection: IP54; ambient temperature: -30...50°C.
  • Manual operation with a crank, with the option to lock in any position; mechanical position indicator.

Device parameters can be modified via a wired connection using Belimo Assistant 2.

  • Brand
    Belimo
  • Reference
    LRF24-SR
  • EAN13
    7630498105036

  • AC/DC voltage
    AC/DC 24 V
  • Power consumption (running)
    2 W
  • Power consumption (holding)
    0.8 W
  • Rated power
    3.5 VA
  • Power supply control connection
    Cable 1 m, 4x 0.75 mm²
  • Control type
    DC 2...10 V
  • Protection rating
    IP54

Techniczna karta katalogowa

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Instrukcja montażu

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Techniczna karta katalogowa – LRF24-SR

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EU Declaration of Conformity – LRF24-SR

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Environmental Declaration – LRF..

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