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FB3G280-48PL-20
Fanova
Nominal Voltage | VDC | 48 |
Nominal voltage range | VDC | 36~57 |
Current draw | A | 8.2±10% |
Speed(RPM) | min-1 | 2610±5% |
Power consumption | W | 395±10% |
Sound Pressure Level | dB(A) | 78±5% |
Max. Air Flow | CFM / m3/H | 1814.934/2286 |
Max. Static Pressure | In.wg /Pa | 3.108/777 |
Insulation class | ~ | Class B |
Degree of protection | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
The FB3G280-48PL-20 is a high-performance 280mm DC centrifugal blower designed for industrial ventilation systems. Operating at 48V DC with 395W power consumption, it delivers 3084 m³/h max airflow at 777 Pa static pressure while maintaining 78 dB(A) noise levels. Featuring IP44 protection and wide voltage tolerance (36-57V DC), it excels in demanding applications requiring robust airflow and energy efficiency.
Industrial-Grade Airflow
3084 m³/h airflow capacity with 777 Pa static pressure - ideal for ducted systems with high resistance.
Energy-Efficient DC Drive
395W power consumption with 36-57V wide input range, saving 20% energy vs. AC equivalents.
Vibration-Optimized Design
6-blade glass-fiber reinforced impeller with G6.3 dynamic balancing ensures smooth operation at 2610 RPM.
Precision Control Interface
Standard 0-10VDC/PWM input + FG tach signal (3 pulses/revolution) for accurate speed regulation.
Environmental Resilience
IP44 protection against dust/water splashes; operates from -25°C to 60°C.
Q: Can it handle long duct runs with multiple filters?
A: High-pressure capable. 777 Pa static pressure overcomes resistance in 20m ducts with HEPA filters.
Q: Is it suitable for solar/battery-powered systems?
A: DC-optimized efficiency. 36-57V voltage range works seamlessly with battery banks and solar controllers.
Q: Does it support predictive maintenance?
A: Real-time monitoring ready. FG tach output (3 pulses/rev) enables RPM tracking for condition-based maintenance.
Industrial Ventilation: Welding fume extraction, chemical plant exhaust
Renewable Energy: Battery room cooling for solar farms, EV charging stations
Material Handling: Pneumatic conveying systems, dust collection
Commercial HVAC: Large restaurant kitchen hoods, gymnasium air exchange
Nominal Voltage | VDC | 48 |
Nominal voltage range | VDC | 36~57 |
Current draw | A | 8.2±10% |
Speed(RPM) | min-1 | 2610±5% |
Power consumption | W | 395±10% |
Sound Pressure Level | dB(A) | 78±5% |
Max. Air Flow | CFM / m3/H | 1814.934/2286 |
Max. Static Pressure | In.wg /Pa | 3.108/777 |
Insulation class | ~ | Class B |
Degree of protection | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
The FB3G280-48PL-20 is a high-performance 280mm DC centrifugal blower designed for industrial ventilation systems. Operating at 48V DC with 395W power consumption, it delivers 3084 m³/h max airflow at 777 Pa static pressure while maintaining 78 dB(A) noise levels. Featuring IP44 protection and wide voltage tolerance (36-57V DC), it excels in demanding applications requiring robust airflow and energy efficiency.
Industrial-Grade Airflow
3084 m³/h airflow capacity with 777 Pa static pressure - ideal for ducted systems with high resistance.
Energy-Efficient DC Drive
395W power consumption with 36-57V wide input range, saving 20% energy vs. AC equivalents.
Vibration-Optimized Design
6-blade glass-fiber reinforced impeller with G6.3 dynamic balancing ensures smooth operation at 2610 RPM.
Precision Control Interface
Standard 0-10VDC/PWM input + FG tach signal (3 pulses/revolution) for accurate speed regulation.
Environmental Resilience
IP44 protection against dust/water splashes; operates from -25°C to 60°C.
Q: Can it handle long duct runs with multiple filters?
A: High-pressure capable. 777 Pa static pressure overcomes resistance in 20m ducts with HEPA filters.
Q: Is it suitable for solar/battery-powered systems?
A: DC-optimized efficiency. 36-57V voltage range works seamlessly with battery banks and solar controllers.
Q: Does it support predictive maintenance?
A: Real-time monitoring ready. FG tach output (3 pulses/rev) enables RPM tracking for condition-based maintenance.
Industrial Ventilation: Welding fume extraction, chemical plant exhaust
Renewable Energy: Battery room cooling for solar farms, EV charging stations
Material Handling: Pneumatic conveying systems, dust collection
Commercial HVAC: Large restaurant kitchen hoods, gymnasium air exchange




Life Expectance | 50,000 Hours(L10),At 40℃ room, humidity 15%~65%RH |
Technical features | Motor current limitation |
Soft starting Protection | |
Under/Over voltage detection | |
Thermal overload protection for electronics/motor | |
Line undervoltage detection | |
Locked-rotor Protection | |
Reverse Polarity Protection |
Operating Temperature | Fan | -25℃ (Min. )~60℃ (Max. ) |
Heat sink of IC | 115℃ (Max. ) | |
Other electronic parts | 85℃ (Max. ) | |
Ball bearing | 80℃ (Max. ) | |
Lead Wire | 120℃ (Max. ) | |
Storage Temperature | -40℃ to 75℃ | |
Operating Humidity | 5% to 90% RH | |
Storage Humidity | 5% to 95% RH | |
Life Expectance | 50,000 Hours(L10),At 40℃ room, humidity 15%~65%RH |
Technical features | Motor current limitation |
Soft starting Protection | |
Under/Over voltage detection | |
Thermal overload protection for electronics/motor | |
Line undervoltage detection | |
Locked-rotor Protection | |
Reverse Polarity Protection |
Operating Temperature | Fan | -25℃ (Min. )~60℃ (Max. ) |
Heat sink of IC | 115℃ (Max. ) | |
Other electronic parts | 85℃ (Max. ) | |
Ball bearing | 80℃ (Max. ) | |
Lead Wire | 120℃ (Max. ) | |
Storage Temperature | -40℃ to 75℃ | |
Operating Humidity | 5% to 90% RH | |
Storage Humidity | 5% to 95% RH | |