Belimo NM230A-F non‑fail‑safe rotary damper actuator for HVAC air dampers up to around 2 m². New, never used unit with factory cable and mounting bracket, suitable for fresh installations or as a high‑quality replacement.
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Brand: Belimo
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Model: NM230A-F (printed on housing)
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Type: Rotary damper actuator, non‑fail‑safe, open/close / 3‑point controlbelimo+1
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Torque: 10 Nm nominal torque for air dampers up to approx. 2 m²belimo+1
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Nominal supply voltage: AC 100…240 V, 50/60 Hzbelimo+2
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Control type: Open‑close or 3‑point (N‑L‑L wiring), as shown on connector diagrambelimo+1
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Running time: Approximately 150 s for 90–95° rotationbuschek-shop+2
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Mechanical interface: Form‑fit for 8×8 mm damper shaft with yellow plastic coupling and metal mounting bracket/scaleintelmann+1
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Protection rating: IP54 / NEMA2 enclosure, suitable for typical HVAC environmentsidealairgroup+1
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Electrical connection: Factory‑installed 3‑core cable with numbered conductors (1‑2‑3, N‑L‑L marking on plug).
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Typical applications: Operation of ventilation and air‑conditioning air dampers, shut‑off dampers, and similar control devices in building services.
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Full technical data: See Belimo NM230A-F technical datasheet and housing label for complete specifications.belimo+2
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New, never installed industrial surplus.
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Actuator housing, coupling, and bracket are clean with only minor storage marks on metal surfaces.
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Factory cable is intact, with clean conductor ends ready for connection.
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Supplied without original retail box; will be packed securely for shipment.
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This is a non‑fail‑safe actuator (no spring return); on power loss, the damper stays in its last position.belimo+1
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Buyer must verify damper shaft size, supply voltage, and control method (open/close or 3‑point) for compatibility with their system.
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Professional installation is recommended to ensure correct wiring, setting of mechanical end stops, and compliance with local electrical regulations.
