Belimo SRF24A-S2 - rotary actuator for ball valves
Price:
zł1,523.79
VAT included
zł1,238.85 tax excluded
Rotary actuator for ball valves with safety function and return spring. Torque 20 Nm, AC/DC 24 V supply, Close/Open control and NC position without power — valve closed.
Motor running time is 75 s / 90°. The actuator has 2x SPDT integrated auxiliary switches and IP54 protection rating.
Belimo SRF24A-S2 rotary actuator
SRF24A-S2 is an actuator for ball valves with a safety function. During operation, it moves the valve and tensions the return spring; if the power supply is interrupted, the spring moves the valve to the NC safety position, valve closed (A–AB = 0%).
Key features
- Motor and safety function torque: 20 Nm.
- Nominal voltage AC/DC 24 V; frequency 50/60 Hz.
- Close/Open control; motor running time 75 s / 90°.
- Safety function running time: <20 s @ -20...50°C, <60 s @ -30°C.
- 2x SPDT auxiliary switches: 1x 10% / 1x 11...100%.
- Power consumption: 5.5 W during operation and 1.5 W at rest; sizing power for cable selection 7.5 VA.
- Power and control connection: 1 m cable, 2x 0.75 mm²; auxiliary switch connection: 1 m cable, 6x 0.75 mm².
- Manual adjustment by crank with locking switch; mechanical angle-of-rotation adjustment and mechanical position indicator.
- IP54 protection rating; ambient temperature -30...50°C.
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Brand
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ReferenceSRF24A-S2
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EAN137630498115103
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AC/DC voltageAC/DC 24 V
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Auxiliary switch connectionCable 1 m, 6x 0.75 mm²
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Power consumption (running)5.5 W
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Power consumption (holding)1.5 W
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Rated power7.5 VA
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Power supply control connectionCable 1 m, 2x 0.75 mm²
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Control typeClose/Open
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Protection ratingIP54
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NEMA protection ratingNEMA 2
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Enclosure typeUL Enclosure Type 2
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Auxiliary contacts2x SPDT
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