Ø 220 MM, BACKWARD CURVED

Product catalog summary

Overview: The document provides technical specifications and performance data for a 220 mm backward curved EC centrifugal fan, designed for HVAC applications.

Features:

Materials: The impeller and inlet ring are made from PA6+GF30, while the housing is constructed from painted sheet steel.
Direction of Rotation: Clockwise, as seen on the rotor.
Protection and Insulation: The fan has an IP55 protection rating and an insulation class of B.
Operation Mode: Continuous operation (S1).
Bearing Type: Equipped with ball bearings.
Motor Protection: Features a self-resetting thermal overload protector (TOP) wired internally.

Technical Data:

Model Variants: Two models are specified, C-B220С-EC-00 and C-B220С-EC-01, each with different performance curves.
Nominal Voltage and Frequency: Both models operate at 120 VAC and 60 Hz.
Speed and Power: Model C-B220С-EC-00 operates at 2616 RPM with a maximum power input of 97 W, while model C-B220С-EC-01 operates at 3177 RPM with a maximum power input of 170 W.
Current and Sound Pressure Level: Maximum current for model C-B220С-EC-00 is 1.3 A and for model C-B220С-EC-01 is 2.1 A, both with a sound pressure level of 72 dB(A).
Permissible Ambient Temperature: Ranges from -25°C to +60°C.
Electrical Connection: Type "E" connection is specified.

Performance Curves:

Performance curves are provided for both models, indicating variations in RPM, power input, and current at different points.

Dimensions and Weight:

Overall dimensions and specific measurements for various components are detailed, including diameters and mounting hole sizes.
Weight: The BC-B220С-EC-00 model weighs 1.15 kg, and the BC-B220С-EC-01 model weighs 1.7 kg. The plug fan versions weigh slightly more.

Catalog excerpts

Features Materials: Housing – sheet steel, painted grey Direction of rotation: clockwise, seen on rotor Type of protection: IP55 Insulation class: B Mode of operation: S1 Bearing: Motor protection: ball bearings self-resetting TOP wired internally Technical data Perform. curve Sound pres. level [dB(A)] Electrical connection Inlet ring

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Overal Dimmensions Weight [kg] Centrifugal Fan with Plug Fan

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Ø 220 MM, BACKWARD CURVED

Ø 220 MM, BACKWARD CURVED

Catalog excerpts

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