Heavy-Airflow Centrifugal Blower for Industrial Air Delivery Systems
SZR high power industrial blowers are engineered for applications requiring concentrated airflow, elevated static pressure and reliable air transfer performance in demanding industrial environments. The centrifugal airflow design enables efficient directional ventilation while maintaining operational stability under prolonged heavy-duty conditions. These blowers are extensively utilized in drying machinery, combustion systems, filtration equipment, tunnel ventilation and industrial cooling assemblies.
Product Configuration
The blower casing is fabricated from reinforced steel plate with powder-coated surface treatment to improve structural integrity and corrosion resistance during industrial operation.
Backward-curved impeller blades are dynamically balanced to reduce vibration and increase airflow stability at high rotational speeds.
The motor section incorporates copper winding construction combined with thermal overload protection for enhanced electrical safety and operational durability.
Integrated centrifugal airflow architecture delivers improved static pressure performance for ducted ventilation systems.
Technical Specifications
|
Parameter |
HB22075 |
HB28080 |
|
Blower Dimension |
220×220×75 mm |
280×280×80 mm |
|
Rated Voltage |
220V AC / 380V AC |
220V AC / 380V AC |
|
Rated Power |
85-180 W |
150-320 W |
|
Rotational Speed |
2400-3600 RPM |
2800-4200 RPM |
|
Airflow Output |
320-580 CFM |
550-980 CFM |
|
Static Pressure |
380-520 Pa |
520-860 Pa |
|
Noise Range |
55-68 dB(A) |
62-75 dB(A) |
|
Bearing Type |
Ball Bearing |
Ball Bearing |
|
Protection Class |
IP54 / IP55 |
IP54 / IP55 |
|
Operating Temperature |
-20°C to +80°C |
-20°C to +80°C |
|
Certification Standard |
CE, RoHS, UL |
CE, RoHS, UL |
Operational Features
• High static pressure air delivery capability
• Stable performance during continuous heavy-load operation
• Optimized centrifugal airflow efficiency
• Strong resistance to thermal accumulation
• Suitable for long-distance duct ventilation systems
Recommended Applications
• Industrial drying equipment
• Dust extraction systems
• Air purification machinery
• Boiler combustion ventilation
• Tunnel air circulation systems
• Industrial ovens and furnaces
• Cooling and exhaust assemblies
FAQ
Q: Can the blower operate under elevated ambient temperatures?
A: Yes. The blower motor and insulation system support operation up to 80°C environmental conditions.
Q: Is variable speed control available?
A: Optional PWM, frequency conversion and external controller solutions are available.
Q: Which bearing structure is recommended for industrial usage?
A: Dual ball bearing configurations are recommended for high-load continuous-duty environments.
Q: Can inlet and outlet structures be customized?
A: SZR supports customized flange dimensions and airflow channel configurations for OEM projects.
Engineering Manufacturing Service
SZR offers customized blower development including airflow simulation, pressure optimization, mounting adaptation and cable harness integration. OEM and bulk manufacturing support are available for industrial ventilation systems.
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