φ320mm-A003 115V AC Backward-curved Centrifugal Fan

			Ps [Pa]	Airflow [m3/h]	Speed [rpm]	Power [W]
	A	①	100	1545	1505	176
		②	150	1365	1495	178
		③	200	1105	1500	177
		④	250	790	1545	168

Air Handling Units (AHU)

Customized for air handling units, it stably delivers large airflow with high efficiency and low noise, ensuring constant temperature and humidity in buildings, workshops and other places, with reliable operation and excellent energy efficiency.

Fan Filter Units (FFU)

In cleanrooms and dust-free workshops, it provides uniform and stable air pressure and airflow, efficiently circulates air with filtration systems to maintain a clean environment, and operates stably for a long time without failures.

IDC Small Cabinets

Adapted to the heat dissipation needs of IDC cabinets, it features sufficient air pressure, efficient heat dissipation and low noise, with high-temperature resistance to ensure continuous heat dissipation and stable server operation.

High-Voltage Inverter Cabinets

Designed for high-temperature and enclosed electrical cabinets, it quickly dissipates heat from equipment to prevent overheating damage, with compact structure fitting cabinet space for safe and stable operation of inverters.

Energy Storage & Charging Piles

Meets the heat dissipation and ventilation requirements of energy storage systems and charging piles, efficiently prevents heat accumulation, adapts to outdoor and industrial conditions, and improves safety and service life.

UL Certification

Certified by UL authoritative safety mark, the AC backward centrifugal fan features high reliability and long service life for North American and global high-end markets.

CE Certification

Compliant with EU LVD and EMC directives, the AC backward centrifugal fan is qualified for EU market access, with smoother global application.

CCC Certification

Complies with China's mandatory product certification standards, suitable for the AC backward centrifugal fan, fully meets electrical safety and EMC requirements, safer to use, and adapts to various domestic compliant scenarios.

CQC Certification

Certified by China Quality Certification Center, strict testing controls the performance and quality of the AC backward centrifugal fan, demonstrating reliable product quality.

RoHS Certification

Complies with EU RoHS environmental standards, restricts harmful substance content, suitable for the AC backward centrifugal fan, green and environmentally friendly, adapting to high-end clean, medical and other strict environmental scenarios.

Reach Certification

Certified by EU REACH regulation, fully controls chemical substance risks, suitable for the AC backward centrifugal fan, compliant for export, and adapts to global market applications.

Q1: What are the core advantages of this AC backward curved centrifugal fan?

A1: It has four core advantages: high efficiency and energy saving (aluminum alloy impeller optimized by ternary flow CFD fluid simulation + ultra-efficient AC motor), low-noise operation (blade angle and profile adapted to the ternary flow field), high reliability (Class F insulation + strict testing), and various models (suitable for different scenario needs).

Q2: What mainly determines the efficiency of the fan?

A2: It is mainly determined by two parts: one is the aluminum alloy impeller optimized by ternary flow CFD fluid simulation technology, and the other is the combination of a reasonably designed flow channel and an ultra-efficient AC motor, which work together to achieve efficient operation of the fan.

Q3: How does the fan achieve low noise at the same air volume?

A3: During the design, aerodynamics and sound source characteristics are closely combined, and the blade angle and profile are optimized to fully adapt to the ternary flow field, reducing noise from the source and ensuring that the noise level is lower than that of conventional fans at the same air volume.

Q4: What are the air volume, static pressure and size range of the fan?

A4: The size ranges from 280mm to 560mm, the maximum air volume can reach 12315 m³/h, and the maximum static pressure can reach 800 Pa. Corresponding models can be selected according to different scenario needs.

Q5: What is the insulation class of the fan motor? What reliability tests are there?

A5: The motor adopts Class F insulation, and has passed a 3-month high-temperature test at 65℃ and a 40,000-hour service life test to ensure stable and trouble-free long-term operation.

Q6: Can the fan adapt to long-term continuous operation?

A6: Yes. The fan has passed strict service life tests, the motor performance is stable, and it is suitable for various continuous operation scenarios (such as FFU, IDC cabinets), which can meet the needs of long-term continuous operation and is not prone to failures.

Q7: What application scenarios is the fan mainly suitable for?

A7: It is widely used in air handling units (AHU), fan filter units (FFU), IDC small cabinets, high-voltage inverter cabinets, energy storage charging piles, commercial air conditioning, rail transit and other scenarios with high requirements for fan performance.

Q8: What is the core function of the fan in IDC small cabinets?

A8: The core function is to dissipate heat for the servers in the cabinet, provide sufficient air pressure and efficient heat dissipation capacity, operate at low noise without interfering with the equipment environment, and the high-temperature resistance design can meet the continuous heat dissipation needs inside the cabinet to ensure stable operation of the servers.

Q9: What are the adaptation advantages of the fan for outdoor scenarios (such as energy storage charging piles)?

A9: It is suitable for outdoor and industrial working conditions, has efficient heat dissipation capacity to avoid heat accumulation during equipment operation, and has a reliable structure and strong durability, which can improve the safety and service life of energy storage charging piles.

Q10: How does the fan adapt to harsh working conditions in rail transit scenarios?

A10: It has the characteristics of vibration resistance, high temperature resistance and dust resistance, which can stably realize heat dissipation and ventilation functions, ensure the reliable operation of train air conditioning and electrical control equipment, and meet the high safety standards of public transportation.

Q11: How to choose the suitable fan model for your own scenario?

A11: You can choose the model with corresponding parameters according to the space size of the scenario, the required air volume, static pressure requirements, and the size range of the fan (280mm~560mm); if there are special needs, it can be further adapted to the specific scenario.

Q12: Can the fan adapt to the operation needs of air handling units (AHU)?

A12: Yes. The fan is customized for air handling units, which can stably deliver large airflow. With high efficiency and low noise, it can ensure the constant temperature and humidity environment of buildings, workshops and other places, and has strong adaptability to the AHU system.