About Nicotra Forward Curved Centrifugal Fan ADH 225 R
Nicotra Forward Curved Centrifugal Fan ADH 225 R
Product Benefits
Performance certified is for installation type B - free inlet, ducted outlet. Power rating (kW) does not include transmission losses. Performance ratings do not include the effects of appurtenances (accessories)
Nicotra Gebhardt S.p.A certifies that the fan shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to air performance ratings only
ADH E and ADH G2E series
- Sizes 0160 up to 0560
- Scroll of galvanesed sheet steel with standing seam
- Straight cut off
- New cylindrical impeller with forward-curved blade geometry
- Galvanised shaft
- Pressure up to 2.200 Pa
ADH and ADH G2 Series
- Sizes 0630 up to 1000
- Lap jointed scroll of galvanized sheet steel with Pittsburgh-Seam and V-cut off
- Pressure up to 1.800 Pa
Precision Engineering for Reliable Air MovementDesigned for high efficiency and long-lasting service, the ADH 225 R centrifugal fan features a galvanized steel forward curved double inlet impeller, ensuring reliable performance even in demanding environments. Its direct drive system and external motor placement simplify maintenance and enhance airflow stability. The powder-coated finish not only improves durability but also provides a sleek, corrosion-resistant surface suitable for commercial and industrial settings.
Versatile Application and Easy IntegrationThis industrial fan is ideal for HVAC and ventilation systems, air handling units, and other commercial air movement requirements. Its wide operating temperature range, continuous processing capability, and compact dimensions (455 x 360 x 411 mm) make it an excellent choice for spaces where performance and reliability are paramount. The terminal box connection and manual automation grade allow for straightforward installation and integration into existing setups.
FAQs of Nicotra Forward Curved Centrifugal Fan ADH 225 R:
Q: How can the Nicotra ADH 225 R fan be integrated into HVAC and ventilation systems?
A: The Nicotra ADH 225 R is designed for straightforward integration, featuring base mounting and a terminal box connection. Its standardized dimensions and direct drive design enable easy installation within HVAC units, ventilation ducts, and air handling systems in commercial and industrial environments.
Q: What specific benefits does the forward curved double inlet impeller provide?
A: The forward curved double inlet impeller maximizes airflow efficiency and enables the fan to handle higher volumes (up to 1800 m/h) at moderate static pressures. This design also contributes to lower noise levels (79 dB(A)), making it suitable for use in spaces where quiet operation is essential.
Q: When is it recommended to operate the ADH 225 R at maximum speed and capacity?
A: Operating at maximum speed (up to 2800 RPM) and capacity (up to 1800 m/h) is advised when maximum ventilation or air handling is required, especially during peak occupancy or process periods. Always ensure the ambient temperature does not exceed 60C for optimal performance and motor longevity.
Q: Where is the best location to mount the Nicotra ADH 225 R?
A: The fan should be base-mounted on a flat, vibration-resistant surface within protected areas of HVAC systems, air handling units, or machine rooms. Ensure sufficient clearance for air intake and exhaust, as well as accessibility for routine maintenance.
Q: What is the process for maintaining the ADH 225 R fan?
A: Routine maintenance includes checking for dust buildup on the impeller and motor, verifying tightness of mounting hardware, and inspecting electrical connections in the terminal box. Ensure the blades and housing remain free from obstruction and periodically check the condition of the powder-coated surface for any signs of corrosion.
Q: How does the external motor positioning benefit the ADH 225 R in operation?
A: With the motor positioned outside of the airflow, the risk of overheating from processed air is minimized, enhancing both safety and performance consistency. This layout also simplifies cooling and maintenance, supporting continuous and reliable operation in demanding settings.
Q: What applications is the Nicotra ADH 225 R most suited for?
A: This fan is ideal for commercial HVAC, ventilation, air handling units, and general air movement tasks in industrial settings, especially where high efficiency, continuous duty, and robust construction are required.