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FD3G146-24GL-91
Fanova
Nominal Voltage | VDC | 24 |
Nominal voltage range | VDC | 16~28 |
Current draw | A | 6.0±10% |
Speed(RPM) | min-1 | 1580±5% |
Power consumption | W | 144±10% |
Sound Pressure Level | dB(A) | 61±5% |
Max. Air Flow | CFM / m3/H | 564.96/960 |
Max. Static Pressure | In.wg /Pa | 1.0/250 |
Insulation class | ~ | Class B |
Degree of protection | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
I. Product Description: Professional Equipment Designed for Efficient Air Circulation
The FANOVA FD3G146-24GL-91 is a 24V DC dual-inlet centrifugal fan designed specifically for indoor air circulation systems and precision heat dissipation applications. With its innovative structure and reliable performance, it has become an ideal ventilation solution for industries such as industry, medical, and electronics. Based on a compact 146mm size, this fan combines an aluminum alloy motor with a galvanized steel impeller, achieving a sleek and industrial aesthetic. Furthermore, its materials are corrosion-resistant and wear-resistant, and with an IP44 protection rating, it effectively prevents external dust intrusion and accidental water splashes, ensuring stable operation in complex environments.
From a core design perspective, the dual-inlet structure is a key highlight that distinguishes it from traditional single-inlet fans. The symmetrical air intake balances airflow distribution, reducing energy loss caused by airflow turbulence, while also avoiding additional load on the motor due to uneven stress, thus extending the equipment's lifespan. Furthermore, the fan incorporates BLDC motor technology, supporting a wide voltage input range of 16-28VDC. Even under voltage fluctuations, it maintains stable performance, adapting to power supply needs in various scenarios.
II. Product Advantages: Multi-dimensional Breakthroughs, Balancing Efficiency and Reliability
1. High Efficiency and Low Consumption, Balancing Performance and Energy Saving
The fan achieves a maximum airflow output of 960m³/h with a rated power consumption of only 144W. Its airflow efficiency far exceeds that of traditional fans of the same power level. Simultaneously, a stable speed of 1580RPM further ensures continuous airflow, enabling rapid air circulation and heat removal within enclosed spaces. Compared to similar industrial fans, its 61dB(A) sound pressure level significantly reduces operating noise. In noise-sensitive environments such as laboratories and offices, it meets heat dissipation requirements without interfering with daily work and experimental operations.
2. Ultra-durable design, maintenance-free and lower costs. Utilizing high-quality ball bearings, rigorously tested and verified, the service life (L10) exceeds 50,000 hours in a wide operating temperature range of -25℃ to 60℃. Based on continuous 24-hour operation per day, it can be stably used for over 5 years, significantly reducing equipment replacement frequency. Simultaneously, the galvanized steel impeller undergoes a special surface treatment to resist moisture and corrosive substances in the air. Combined with IP44 protection, it maintains excellent airflow performance even after long-term use, eliminating the need for frequent disassembly and maintenance, reducing labor and time costs.
3. Multiple Safety Protections for Safer Operation
Built-in comprehensive safety protection mechanisms covering all equipment operation scenarios: motor current limiting function prevents overload and component burnout; soft start protection avoids damage to the motor from instantaneous current surges during startup; undervoltage/overvoltage detection and line undervoltage detection monitor the power supply status in real time, automatically adjusting or protecting against voltage abnormalities; thermal overload protection promptly cuts off the circuit when the motor or electronic components overheat; rotor lock protection and reverse polarity protection address unexpected situations such as impeller jamming and wiring errors, mitigating equipment failure risks at the source.
III. Product Features: Detailed Design Showcases Professional Quality
1. Precise Control and Feedback, Adaptable to Intelligent Systems
Supports both 0-10VDC analog signals and PWM pulse width modulation control methods. Users can flexibly adjust the fan speed according to actual heat dissipation needs, achieving "on-demand air supply" and further optimizing energy consumption and noise performance. Simultaneously, equipped with FG speed feedback function, it can output 4 pulse signals per revolution. By connecting to the control system, the fan speed can be monitored in real time, facilitating timely detection of speed abnormalities and ensuring stable heat dissipation.
2. Wide Environmental Adaptability, Unfazed by Complex Operating Conditions
In addition to a wide operating temperature range (-25℃ to 60℃), the fan can operate normally in working humidity of 5%-90% RH and storage humidity of 5%-95% RH, maintaining reliable performance even in humid medical environments or dusty industrial workshops. Furthermore, the IC heatsink can withstand a maximum temperature of 115℃, other electronic components and ball bearings can withstand high temperatures of 85℃ and 80℃ respectively, and the wires can withstand a maximum temperature of 120℃, comprehensively adapting to the temperature challenges of different scenarios.
3. Optimized Structure, Adaptable to Compact Spaces
The 146mm diameter design balances "small size" with "large airflow," making it particularly suitable for installation in space-constrained scenarios such as server racks and inside medical equipment. The symmetrical dual-inlet layout eliminates the need for additional adjustments to the airflow direction, simplifying the installation process while reducing the airflow's detour within the device, improving heat dissipation efficiency and preventing localized overheating issues caused by limited space.
IV. Product Applications: Thermal Solutions Covering Multiple Fields
1. Electronic Equipment Cooling: Ensuring Stable Operation of Precision Components
Suitable for the thermal needs of electronic equipment such as server racks, telecommunications equipment racks, and power supply units. In high-density server operation scenarios, the fan can quickly remove heat generated by components such as the motherboard and CPU, preventing system crashes or performance degradation due to high temperatures. In telecommunications equipment racks, stable airflow can prevent signal interference caused by temperature fluctuations in signal processing modules, ensuring communication transmission quality.
2. Medical Equipment Ventilation: Meeting the Stringent Requirements of Medical Scenarios
In the medical field, it can be used for ventilation systems of imaging equipment (such as CT scanners and ultrasound equipment), diagnostic tools (such as biochemical analyzers), and dental treatment units. Medical equipment has extremely high requirements for operational stability and cleanliness. The fan's IP44 protection and low noise characteristics not only prevent dust from entering the equipment and affecting detection accuracy, but also create a quiet treatment environment for medical staff and patients, while meeting the thermal needs of equipment operating continuously for extended periods.
3. HVAC Auxiliary System: Enhancing Air Circulation Efficiency
As an auxiliary device for HVAC systems, it can be used for air circulation in small duct systems and fan coil units. In small residential or commercial air conditioning systems, the fan enhances airflow speed within the ducts, shortens indoor temperature adjustment time, and improves the user experience. In fan coil units, it can work with heat sinks to quickly exchange heat, optimizing heating or cooling efficiency and reducing overall system energy consumption.
4. Industrial Automation Cooling: Adaptable to Industrial Production Scenarios
Suitable for cooling equipment such as PLCs (Programmable Logic Controllers), laser processing systems, and 3D printers in the field of industrial automation. PLCs, as the core of industrial control, are prone to program malfunctions due to high temperatures; the fan ensures stable operating temperature. Laser systems generate a large amount of heat during operation, requiring rapid heat dissipation to ensure laser power and processing accuracy. 3D printers require stable ventilation to control the temperature of the printing chamber and prevent model deformation due to uneven temperature; the fan's efficient heat dissipation capacity meets the stringent requirements of these industrial scenarios.
Nominal Voltage | VDC | 24 |
Nominal voltage range | VDC | 16~28 |
Current draw | A | 6.0±10% |
Speed(RPM) | min-1 | 1580±5% |
Power consumption | W | 144±10% |
Sound Pressure Level | dB(A) | 61±5% |
Max. Air Flow | CFM / m3/H | 564.96/960 |
Max. Static Pressure | In.wg /Pa | 1.0/250 |
Insulation class | ~ | Class B |
Degree of protection | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
I. Product Description: Professional Equipment Designed for Efficient Air Circulation
The FANOVA FD3G146-24GL-91 is a 24V DC dual-inlet centrifugal fan designed specifically for indoor air circulation systems and precision heat dissipation applications. With its innovative structure and reliable performance, it has become an ideal ventilation solution for industries such as industry, medical, and electronics. Based on a compact 146mm size, this fan combines an aluminum alloy motor with a galvanized steel impeller, achieving a sleek and industrial aesthetic. Furthermore, its materials are corrosion-resistant and wear-resistant, and with an IP44 protection rating, it effectively prevents external dust intrusion and accidental water splashes, ensuring stable operation in complex environments.
From a core design perspective, the dual-inlet structure is a key highlight that distinguishes it from traditional single-inlet fans. The symmetrical air intake balances airflow distribution, reducing energy loss caused by airflow turbulence, while also avoiding additional load on the motor due to uneven stress, thus extending the equipment's lifespan. Furthermore, the fan incorporates BLDC motor technology, supporting a wide voltage input range of 16-28VDC. Even under voltage fluctuations, it maintains stable performance, adapting to power supply needs in various scenarios.
II. Product Advantages: Multi-dimensional Breakthroughs, Balancing Efficiency and Reliability
1. High Efficiency and Low Consumption, Balancing Performance and Energy Saving
The fan achieves a maximum airflow output of 960m³/h with a rated power consumption of only 144W. Its airflow efficiency far exceeds that of traditional fans of the same power level. Simultaneously, a stable speed of 1580RPM further ensures continuous airflow, enabling rapid air circulation and heat removal within enclosed spaces. Compared to similar industrial fans, its 61dB(A) sound pressure level significantly reduces operating noise. In noise-sensitive environments such as laboratories and offices, it meets heat dissipation requirements without interfering with daily work and experimental operations.
2. Ultra-durable design, maintenance-free and lower costs. Utilizing high-quality ball bearings, rigorously tested and verified, the service life (L10) exceeds 50,000 hours in a wide operating temperature range of -25℃ to 60℃. Based on continuous 24-hour operation per day, it can be stably used for over 5 years, significantly reducing equipment replacement frequency. Simultaneously, the galvanized steel impeller undergoes a special surface treatment to resist moisture and corrosive substances in the air. Combined with IP44 protection, it maintains excellent airflow performance even after long-term use, eliminating the need for frequent disassembly and maintenance, reducing labor and time costs.
3. Multiple Safety Protections for Safer Operation
Built-in comprehensive safety protection mechanisms covering all equipment operation scenarios: motor current limiting function prevents overload and component burnout; soft start protection avoids damage to the motor from instantaneous current surges during startup; undervoltage/overvoltage detection and line undervoltage detection monitor the power supply status in real time, automatically adjusting or protecting against voltage abnormalities; thermal overload protection promptly cuts off the circuit when the motor or electronic components overheat; rotor lock protection and reverse polarity protection address unexpected situations such as impeller jamming and wiring errors, mitigating equipment failure risks at the source.
III. Product Features: Detailed Design Showcases Professional Quality
1. Precise Control and Feedback, Adaptable to Intelligent Systems
Supports both 0-10VDC analog signals and PWM pulse width modulation control methods. Users can flexibly adjust the fan speed according to actual heat dissipation needs, achieving "on-demand air supply" and further optimizing energy consumption and noise performance. Simultaneously, equipped with FG speed feedback function, it can output 4 pulse signals per revolution. By connecting to the control system, the fan speed can be monitored in real time, facilitating timely detection of speed abnormalities and ensuring stable heat dissipation.
2. Wide Environmental Adaptability, Unfazed by Complex Operating Conditions
In addition to a wide operating temperature range (-25℃ to 60℃), the fan can operate normally in working humidity of 5%-90% RH and storage humidity of 5%-95% RH, maintaining reliable performance even in humid medical environments or dusty industrial workshops. Furthermore, the IC heatsink can withstand a maximum temperature of 115℃, other electronic components and ball bearings can withstand high temperatures of 85℃ and 80℃ respectively, and the wires can withstand a maximum temperature of 120℃, comprehensively adapting to the temperature challenges of different scenarios.
3. Optimized Structure, Adaptable to Compact Spaces
The 146mm diameter design balances "small size" with "large airflow," making it particularly suitable for installation in space-constrained scenarios such as server racks and inside medical equipment. The symmetrical dual-inlet layout eliminates the need for additional adjustments to the airflow direction, simplifying the installation process while reducing the airflow's detour within the device, improving heat dissipation efficiency and preventing localized overheating issues caused by limited space.
IV. Product Applications: Thermal Solutions Covering Multiple Fields
1. Electronic Equipment Cooling: Ensuring Stable Operation of Precision Components
Suitable for the thermal needs of electronic equipment such as server racks, telecommunications equipment racks, and power supply units. In high-density server operation scenarios, the fan can quickly remove heat generated by components such as the motherboard and CPU, preventing system crashes or performance degradation due to high temperatures. In telecommunications equipment racks, stable airflow can prevent signal interference caused by temperature fluctuations in signal processing modules, ensuring communication transmission quality.
2. Medical Equipment Ventilation: Meeting the Stringent Requirements of Medical Scenarios
In the medical field, it can be used for ventilation systems of imaging equipment (such as CT scanners and ultrasound equipment), diagnostic tools (such as biochemical analyzers), and dental treatment units. Medical equipment has extremely high requirements for operational stability and cleanliness. The fan's IP44 protection and low noise characteristics not only prevent dust from entering the equipment and affecting detection accuracy, but also create a quiet treatment environment for medical staff and patients, while meeting the thermal needs of equipment operating continuously for extended periods.
3. HVAC Auxiliary System: Enhancing Air Circulation Efficiency
As an auxiliary device for HVAC systems, it can be used for air circulation in small duct systems and fan coil units. In small residential or commercial air conditioning systems, the fan enhances airflow speed within the ducts, shortens indoor temperature adjustment time, and improves the user experience. In fan coil units, it can work with heat sinks to quickly exchange heat, optimizing heating or cooling efficiency and reducing overall system energy consumption.
4. Industrial Automation Cooling: Adaptable to Industrial Production Scenarios
Suitable for cooling equipment such as PLCs (Programmable Logic Controllers), laser processing systems, and 3D printers in the field of industrial automation. PLCs, as the core of industrial control, are prone to program malfunctions due to high temperatures; the fan ensures stable operating temperature. Laser systems generate a large amount of heat during operation, requiring rapid heat dissipation to ensure laser power and processing accuracy. 3D printers require stable ventilation to control the temperature of the printing chamber and prevent model deformation due to uneven temperature; the fan's efficient heat dissipation capacity meets the stringent requirements of these industrial scenarios.




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 | |