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FB3G450-4AAY-80
Fanova
相 Phase | ~ | 3~ |
额定电压 Nominal Voltage | VAC | 380 |
电压范围 Nominal voltage range | VAC | 304V~456V |
频率 Frequency | Hz | 50/60 |
电流消耗 Current draw | A | 2.2±10% |
转速 Speed(RPM) | min-1 | 1700±5% |
功率消耗 Power consumption | W | 1200±10% |
声压级 Sound Pressure Level | dB(A) | 89±5% |
最大风量 Max. Air Flow | CFM / m3/H | 4943.4/8400 |
最大静压 Max. Static Pressure | In.wg /Pa | 3.26/815 |
绝缘等级 Insulation class | ~ | Class F |
防护等级 Degree of protection | ~ | IP54 |
控制方式 Control Input | ~ | 0~10VDC / PWM |
信号输出 Signal Output | ~ | FG (Tach output ) |
The FB3G450-4AAY-80 is an industrial powerhouse EC centrifugal fan engineered for extreme-duty ventilation and cooling in large-scale facilities. Featuring a massive 450mm aluminum impeller and robust 380VAC 3-phase motor, it delivers unparalleled airflow (8,400 m³/h) and static pressure (815 Pa) for heavy industrial processes while exceeding standard certifications with Class F insulation and IP54 protection.
Extreme Airflow Performance
Generates colossal 8,400 m³/h airflow—equivalent to cooling large factory floors—through an 8-blade aluminum impeller optimized for high-pressure efficiency at 1,700 RPM.
Industrial 3-Phase Reliability
Built for 380VAC industrial grids (304–456VAC range) with 1,200W power handling, reducing cabling complexity and voltage drop issues in large facilities vs. single-phase solutions.
Heavy-Duty Resilience
Combines IP54-rated dust/water resistance with Class F insulation (155°C rating)—critical for steel mills, foundries, or chemical plants where heat and corrosion degrade standard components.
Advanced Industrial Automation
Integrates RS485 MODBUS (RSA/RSB), +10VDC output, and dry-contact alarms (NC/COM) for predictive maintenance in Industry 4.0 environments.
Heavy Industrial Ventilation: Furnace exhaust, welding fume extraction, mining ventilation shafts.
Process Industries: Plastic extrusion cooling, industrial dryer systems, paper mill machinery.
Energy Infrastructure: Turbine hall cooling, transformer thermal management, power plant HVAC.
Large-Scale Manufacturing: Automotive paint booth ventilation, shipyard exhaust systems.
Q: Can it replace multiple smaller fans in ducted systems?
A: Yes—one FB3G450-4AAY-80 delivers airflow equal to 6+ standard 400mm fans, cutting energy use by 25% and maintenance points.
Q: Is the aluminum impeller suitable for corrosive environments?
A: Anodized aluminum resists humidity and mild chemicals. For acidic exposure, request optional marine-grade coating.
Q: How does Class F insulation extend lifespan?
A: Withstands 155°C vs. Class B’s 130°C—critical near high-heat equipment like kilns where ambient temperatures exceed 60°C.
Q: Minimum electrical protection requirements?
A: Use 10A slow-blow fuses per phase; integrate thermal-magnetic breakers for overload protection (refer to §4 wiring diagram).
相 Phase | ~ | 3~ |
额定电压 Nominal Voltage | VAC | 380 |
电压范围 Nominal voltage range | VAC | 304V~456V |
频率 Frequency | Hz | 50/60 |
电流消耗 Current draw | A | 2.2±10% |
转速 Speed(RPM) | min-1 | 1700±5% |
功率消耗 Power consumption | W | 1200±10% |
声压级 Sound Pressure Level | dB(A) | 89±5% |
最大风量 Max. Air Flow | CFM / m3/H | 4943.4/8400 |
最大静压 Max. Static Pressure | In.wg /Pa | 3.26/815 |
绝缘等级 Insulation class | ~ | Class F |
防护等级 Degree of protection | ~ | IP54 |
控制方式 Control Input | ~ | 0~10VDC / PWM |
信号输出 Signal Output | ~ | FG (Tach output ) |
The FB3G450-4AAY-80 is an industrial powerhouse EC centrifugal fan engineered for extreme-duty ventilation and cooling in large-scale facilities. Featuring a massive 450mm aluminum impeller and robust 380VAC 3-phase motor, it delivers unparalleled airflow (8,400 m³/h) and static pressure (815 Pa) for heavy industrial processes while exceeding standard certifications with Class F insulation and IP54 protection.
Extreme Airflow Performance
Generates colossal 8,400 m³/h airflow—equivalent to cooling large factory floors—through an 8-blade aluminum impeller optimized for high-pressure efficiency at 1,700 RPM.
Industrial 3-Phase Reliability
Built for 380VAC industrial grids (304–456VAC range) with 1,200W power handling, reducing cabling complexity and voltage drop issues in large facilities vs. single-phase solutions.
Heavy-Duty Resilience
Combines IP54-rated dust/water resistance with Class F insulation (155°C rating)—critical for steel mills, foundries, or chemical plants where heat and corrosion degrade standard components.
Advanced Industrial Automation
Integrates RS485 MODBUS (RSA/RSB), +10VDC output, and dry-contact alarms (NC/COM) for predictive maintenance in Industry 4.0 environments.
Heavy Industrial Ventilation: Furnace exhaust, welding fume extraction, mining ventilation shafts.
Process Industries: Plastic extrusion cooling, industrial dryer systems, paper mill machinery.
Energy Infrastructure: Turbine hall cooling, transformer thermal management, power plant HVAC.
Large-Scale Manufacturing: Automotive paint booth ventilation, shipyard exhaust systems.
Q: Can it replace multiple smaller fans in ducted systems?
A: Yes—one FB3G450-4AAY-80 delivers airflow equal to 6+ standard 400mm fans, cutting energy use by 25% and maintenance points.
Q: Is the aluminum impeller suitable for corrosive environments?
A: Anodized aluminum resists humidity and mild chemicals. For acidic exposure, request optional marine-grade coating.
Q: How does Class F insulation extend lifespan?
A: Withstands 155°C vs. Class B’s 130°C—critical near high-heat equipment like kilns where ambient temperatures exceed 60°C.
Q: Minimum electrical protection requirements?
A: Use 10A slow-blow fuses per phase; integrate thermal-magnetic breakers for overload protection (refer to §4 wiring diagram).
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 |