Description
The Belimo NFXUP-S N4 is a heavy-duty, NEMA 4-rated On/Off spring return damper actuator engineered for demanding commercial and industrial HVAC applications. Its weatherproof NEMA 4 enclosure protects against rain, splashing water, and dust ingress, making it ideal for both indoor and outdoor installations where environmental exposure is a concern.
Key Features
- NEMA 4 weatherproof enclosure for indoor and outdoor use
- On/Off and Spring Return (S/R) control operation for reliable fail-safe positioning
- Wide-range supply voltage: 24–240VAC for maximum installation flexibility
- Spring return fail-safe design ensures damper returns to a safe position on power loss
- Robust Belimo construction for long service life and low maintenance
- Suitable for use with air handling units, rooftop units, and ventilation dampers
- Easy direct-mount installation with universal shaft clamp
Application
The NFXUP-S N4 is designed for use in commercial HVAC systems where a dependable, weatherproof actuator is required to control dampers in On/Off applications. The spring return mechanism guarantees a predetermined fail-safe damper position in the event of a power interruption, enhancing system safety and building code compliance.
Specifications
- Brand: Belimo
- Model: NFXUP-S N4
- Enclosure Rating: NEMA 4
- Control Type: On/Off, Spring Return (S/R)
- Supply Voltage: 24–240VAC
- Fail-Safe: Spring Return
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