Belimo GRK24A-SZ-5 - analog rotary actuator with safety function

Price: zł3,040.98
VAT included
zł2,472.34 tax excluded

Belimo GRK24A-SZ-5 rotary actuator for rotary valves and butterfly valves. Torque 40 Nm, power supply AC/DC 24 V, analog control 0.5...10 V and feedback signal 0.5...10 V.

If the power supply fails, energy stored in the capacitors enables the valve to be moved to the selected safety position.

Product availability: Delivery in approx. 14 days
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Belimo GRK24A-SZ-5

Analog rotary actuator with safety function for rotary valves and butterfly valves. During normal operation, the actuator positions the valve as required and charges the built-in capacitors. If the power supply fails, it uses the stored energy to move the valve to the safety position.

Key features and specifications

  • Motor torque: 40 Nm; rated voltage: AC/DC 24 V.
  • Operating range Y: 0.5...10 V; feedback signal U: 0.5...10 V.
  • Safety position: NC/NO or adjustable from 0...100% using the POP dial, in 10% increments.
  • Power-failure override time (PF): 2s; motor running time: 150 s / 90°; safety function running time: 35 s / 90°.
  • Flange connection: F05; power / control connection: Cable 1 m, 4x 0.75 mm².
  • Power consumption during operation: 11 W; in standby: 3 W; rated power: 21 VA.
  • Enclosure protection rating IEC/EN: IP54; protection rating NEMA/UL: NEMA 2.
  • Manual override using a push-button; rotation angle adjustable with mechanical stops.

The actuator is designed for stationary heating, ventilation and air-conditioning systems. The capacitors are supplied fully discharged and must be charged for approximately 20 s before commissioning.

  • Brand
  • Reference
    GRK24A-SZ-5

  • AC/DC voltage
    AC/DC 24 V
  • Power consumption (running)
    11 W
  • Power consumption (holding)
    3 W
  • Rated power
    21 VA
  • Power supply control connection
    Cable 1 m, 4x 0.75 mm²
  • Control type
    DC 0.5...10 V
  • Protection rating
    IP54
  • NEMA protection rating
    NEMA 2
  • Enclosure type
    UL Enclosure Type 2

Techniczna karta katalogowa – GRK24A-SZ-5

Download (1.75MB)

EU Declaration of Conformity – GRK24A-SZ-5

Download (32.8KB)

Environmental Declaration – GRK..

Download (72.32KB)

Technical data sheet – GRK24A-SZ-5

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