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FB3G310-4AAS-30
Fanova
Phase | ~ | 3~ |
Nominal Voltage | VAC | 380 |
Nominal voltage range | VAC | 304~456 |
Frequency | Hz | 50/60 |
Current draw | A | 1.35±10% |
Speed(RPM) | min-1 | 2660±5% |
Power consumption | W | 850±10% |
Sound Pressure Level | dB(A) | 84.6±5% |
Max. Air Flow | CFM / m3/H | 2656.49/4514 |
Max. Static Pressure | In.wg /Pa | 3.83/958 |
Insulation class | ~ | Class F |
Degree of protection | ~ | IP54 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
The FB3G310-4AAS-30 is a high-efficiency backward centrifugal fan from Fanova (Suzhou) Motor Technology, designed for demanding industrial ventilation and HVAC applications. Built with a robust external-rotor EC motor (BLEC137), it combines energy efficiency with advanced control capabilities. The fan operates on 380VAC three-phase power and delivers powerful airflow up to 4,514 m³/h, making it ideal for systems requiring reliable, variable-speed air movement. Its compact yet durable construction ensures versatility across diverse installations.
Smart EC Motor Technology
Features a brushless EC motor with wide voltage tolerance (304–456V AC) and ultra-low energy consumption (850W ±10%). Integrated soft-start protection and thermal safeguards extend operational life to 50,000 hours (L10) under harsh conditions.
Industrial-Grade Resilience
Sealed to IP54 standards for dust/water resistance and built with die-cast aluminum impellers + ball bearings. Supports any mounting orientation and operates flawlessly from -25°C to 60°C, ensuring reliability in extreme environments.
Advanced Control Integration
Offers multi-protocol flexibility: 0–10V DC, PWM, or RS485 (MODBUS) for seamless automation. Includes real-time tachometer feedback (FG signal) and +10V DC output for daisy-chaining controls without external power.
HVAC Systems: Energy-efficient air handling in commercial/industrial buildings.
Machinery Cooling: Thermal management for industrial equipment, CNC machines, or enclosures.
Air Purification: High-static-pressure support for filtration units and cleanrooms.
Process Ventilation: Exhaust or supply airflow in manufacturing, printing, or chemical facilities.
Phase | ~ | 3~ |
Nominal Voltage | VAC | 380 |
Nominal voltage range | VAC | 304~456 |
Frequency | Hz | 50/60 |
Current draw | A | 1.35±10% |
Speed(RPM) | min-1 | 2660±5% |
Power consumption | W | 850±10% |
Sound Pressure Level | dB(A) | 84.6±5% |
Max. Air Flow | CFM / m3/H | 2656.49/4514 |
Max. Static Pressure | In.wg /Pa | 3.83/958 |
Insulation class | ~ | Class F |
Degree of protection | ~ | IP54 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
The FB3G310-4AAS-30 is a high-efficiency backward centrifugal fan from Fanova (Suzhou) Motor Technology, designed for demanding industrial ventilation and HVAC applications. Built with a robust external-rotor EC motor (BLEC137), it combines energy efficiency with advanced control capabilities. The fan operates on 380VAC three-phase power and delivers powerful airflow up to 4,514 m³/h, making it ideal for systems requiring reliable, variable-speed air movement. Its compact yet durable construction ensures versatility across diverse installations.
Smart EC Motor Technology
Features a brushless EC motor with wide voltage tolerance (304–456V AC) and ultra-low energy consumption (850W ±10%). Integrated soft-start protection and thermal safeguards extend operational life to 50,000 hours (L10) under harsh conditions.
Industrial-Grade Resilience
Sealed to IP54 standards for dust/water resistance and built with die-cast aluminum impellers + ball bearings. Supports any mounting orientation and operates flawlessly from -25°C to 60°C, ensuring reliability in extreme environments.
Advanced Control Integration
Offers multi-protocol flexibility: 0–10V DC, PWM, or RS485 (MODBUS) for seamless automation. Includes real-time tachometer feedback (FG signal) and +10V DC output for daisy-chaining controls without external power.
HVAC Systems: Energy-efficient air handling in commercial/industrial buildings.
Machinery Cooling: Thermal management for industrial equipment, CNC machines, or enclosures.
Air Purification: High-static-pressure support for filtration units and cleanrooms.
Process Ventilation: Exhaust or supply airflow in manufacturing, printing, or chemical facilities.
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 |