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FK3G310-2AAL-20
Fanova
The FK3G310-2AAL-20 Backward Centrifugal Cooling Fan is a high-performance industrial cooling solution engineered by Fanova, designed for space-constrained environments that demand exceptional pressure and energy efficiency. Powered by a 230V EC (Electronically Commutated) motor and featuring a 310mm aluminum alloy impeller paired with a galvanized steel sheet impeller, this fan delivers a maximum static pressure of 888 Pa and a robust airflow of 2826 m³/H—making it 45% more powerful than standard 310mm centrifugal fans. With an IP54 protection rating and Class B insulation, it withstands harsh industrial conditions, while its ball bearing design ensures a long service life of over 50,000 hours at 40℃. Ideal for applications requiring reliable continuous operation (S1 duty), this high-voltage centrifugal fan integrates smart control options to meet the automation needs of modern industrial settings.

Parameter | Unit | Value |
Nominal Voltage | VAC | 230 |
Voltage Range | VAC | 184~270 |
Frequency | Hz | 50/60 |
Current Draw | A | 1.75 ±10% |
Speed (RPM) | min⁻¹ | 2650±5% |
Power Consumption | W | 396 ±10% |
Sound Pressure Level | dB(A) | 80.4 ±5% |
Max. Air Flow | CFM / m³/H | 1663.1 / 2826 |
Max. Static Pressure | In. wg / Pa | 3.55 / 888 |
Insulation Class | ~ | Class B |
Protection Level | ~ | IP54 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output) |
Operating Temperature | ℃ | -25 (Min.) ~ 60 (Max.) |
Storage Temperature | ℃ | -40 ~ 75 |
Operating Humidity | RH | 5% ~ 90% |
Life Expectancy (L10) | Hours | 50,000 (40℃, 15%~65%RH) |
This backward centrifugal fan generates 888 Pa of maximum static pressure, outperforming standard models by 45%. It easily overcomes resistance from dense filtration systems, compact ductwork, and high-resistance industrial setups—ensuring consistent airflow even in challenging environments.
Optimized for 230VAC operation with a wide voltage tolerance (184–270VAC), the EC motor reduces current draw by 25% compared to comparable 380VAC centrifugal fans. This translates to lower energy costs without compromising performance, making it an eco-friendly choice for continuous industrial use.
Equipped with 0~10VDC / PWM control inputs and RS485/MODBUS communication, the fan seamlessly integrates with industrial automation systems. The FG tachometer output (5-pulse) enables real-time RPM monitoring, supporting predictive maintenance and operational transparency.
Featuring an aluminum alloy motor, galvanized steel impeller, and ball bearings, the fan is built for durability. IP54 protection shields against dust and water splashes, while integrated safety features—including motor current limitation, soft starting protection, over/under voltage detection, and locked-rotor protection—ensure safe, uninterrupted operation.
With a sound pressure level of 80.4 dB(A) at maximum airflow, this fan is 15% quieter than industrial benchmarks. It balances high performance with low noise, making it suitable for environments where noise reduction is a priority.
Ideal for cooling CNC equipment, laser cutters, and hydraulic systems, where high static pressure is required to penetrate tight spaces and remove excess heat from precision machinery.
Perfect for hood systems that demand >800 Pa static pressure to efficiently extract grease, fumes, and heat—complying with commercial ventilation standards.
Provides reliable thermal management for MRI/CT power cabinets, where stable airflow and low noise are critical to protecting sensitive medical technology.
Serves drying and cooling stations in packaging lines, adapting to space limitations while delivering consistent airflow for product quality control.
Functions as an air supply fan for dust removal setups, leveraging high pressure to move air through filtration systems and maintain clean industrial environments.
The fan supports a wide voltage range of 184~270VAC, making it compatible with most industrial power systems and resistant to voltage fluctuations.
You can adjust the speed via 0~10VDC signal or PWM (Pulse Width Modulation) inputs. It also supports RS485/MODBUS communication for centralized automation control.
While the IP54 protection rating resists dust and water splashes, the fan is designed for indoor industrial use. For outdoor applications, additional weatherproofing is recommended.
The FK3G310-2AAL-20 Backward Centrifugal Cooling Fan is a high-performance industrial cooling solution engineered by Fanova, designed for space-constrained environments that demand exceptional pressure and energy efficiency. Powered by a 230V EC (Electronically Commutated) motor and featuring a 310mm aluminum alloy impeller paired with a galvanized steel sheet impeller, this fan delivers a maximum static pressure of 888 Pa and a robust airflow of 2826 m³/H—making it 45% more powerful than standard 310mm centrifugal fans. With an IP54 protection rating and Class B insulation, it withstands harsh industrial conditions, while its ball bearing design ensures a long service life of over 50,000 hours at 40℃. Ideal for applications requiring reliable continuous operation (S1 duty), this high-voltage centrifugal fan integrates smart control options to meet the automation needs of modern industrial settings.

Parameter | Unit | Value |
Nominal Voltage | VAC | 230 |
Voltage Range | VAC | 184~270 |
Frequency | Hz | 50/60 |
Current Draw | A | 1.75 ±10% |
Speed (RPM) | min⁻¹ | 2650±5% |
Power Consumption | W | 396 ±10% |
Sound Pressure Level | dB(A) | 80.4 ±5% |
Max. Air Flow | CFM / m³/H | 1663.1 / 2826 |
Max. Static Pressure | In. wg / Pa | 3.55 / 888 |
Insulation Class | ~ | Class B |
Protection Level | ~ | IP54 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output) |
Operating Temperature | ℃ | -25 (Min.) ~ 60 (Max.) |
Storage Temperature | ℃ | -40 ~ 75 |
Operating Humidity | RH | 5% ~ 90% |
Life Expectancy (L10) | Hours | 50,000 (40℃, 15%~65%RH) |
This backward centrifugal fan generates 888 Pa of maximum static pressure, outperforming standard models by 45%. It easily overcomes resistance from dense filtration systems, compact ductwork, and high-resistance industrial setups—ensuring consistent airflow even in challenging environments.
Optimized for 230VAC operation with a wide voltage tolerance (184–270VAC), the EC motor reduces current draw by 25% compared to comparable 380VAC centrifugal fans. This translates to lower energy costs without compromising performance, making it an eco-friendly choice for continuous industrial use.
Equipped with 0~10VDC / PWM control inputs and RS485/MODBUS communication, the fan seamlessly integrates with industrial automation systems. The FG tachometer output (5-pulse) enables real-time RPM monitoring, supporting predictive maintenance and operational transparency.
Featuring an aluminum alloy motor, galvanized steel impeller, and ball bearings, the fan is built for durability. IP54 protection shields against dust and water splashes, while integrated safety features—including motor current limitation, soft starting protection, over/under voltage detection, and locked-rotor protection—ensure safe, uninterrupted operation.
With a sound pressure level of 80.4 dB(A) at maximum airflow, this fan is 15% quieter than industrial benchmarks. It balances high performance with low noise, making it suitable for environments where noise reduction is a priority.
Ideal for cooling CNC equipment, laser cutters, and hydraulic systems, where high static pressure is required to penetrate tight spaces and remove excess heat from precision machinery.
Perfect for hood systems that demand >800 Pa static pressure to efficiently extract grease, fumes, and heat—complying with commercial ventilation standards.
Provides reliable thermal management for MRI/CT power cabinets, where stable airflow and low noise are critical to protecting sensitive medical technology.
Serves drying and cooling stations in packaging lines, adapting to space limitations while delivering consistent airflow for product quality control.
Functions as an air supply fan for dust removal setups, leveraging high pressure to move air through filtration systems and maintain clean industrial environments.
The fan supports a wide voltage range of 184~270VAC, making it compatible with most industrial power systems and resistant to voltage fluctuations.
You can adjust the speed via 0~10VDC signal or PWM (Pulse Width Modulation) inputs. It also supports RS485/MODBUS communication for centralized automation control.
While the IP54 protection rating resists dust and water splashes, the fan is designed for indoor industrial use. For outdoor applications, additional weatherproofing is recommended.




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 | |