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High-Pressure Centrifugal Fan 9-19A - Efficient China Supplier & Factory for Industrial Ventilation Solutions

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The 9-19A high-pressure centrifugal fan stands out among its counterparts due to its remarkable efficiency, low noise levels, balanced performance curve, and expansive efficiency range. Manufactured in China, this fan is an ideal choice for various applications, including forging furnaces and high-pressure forced ventilation, and is particularly effective for material transportation.

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This versatile fan is designed for conveying air as well as non-corrosive, non-viscous gases. It operates efficiently at medium temperatures that typically do not exceed 50°C (with a maximum of 80°C) and can handle dust and hard particles in concentrations of up to 150mg/m³. It is suitable for use in a wide range of industries, including industrial and mining enterprises, chemical plants, smelters, workshops, warehouses, and electroplating plants. As a reliable supplier, our factory ensures high-quality performance and durability for all your ventilation needs.

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    Parameters
    Model Speed (r/min) Power (kW-P) Traffic (m³/h) Total Pressure (Pa) Voltage (V) Frequency (Hz) Horsepower (HP)
    3.15A 2900 0.75-2 402–545 2223–2262 380 50 1
    2900 1.1-2 617–832 2231–2017 380 50 1.5
    3.55A 2900 1.5-2 560–760 2545–2590 380 50 2
    2900 2.2-2 860–1160 2554–2310 380 50 3
    4A 2900 2.2-2 824–1264 3584–3597 380 50 3
    2900 3-2 1410–1704 3507–3253 380 50 4
    4.5A 2900 4-2 1174–2062 4603–4447 380 50 5.5
    2900 5.5-2 2281–2504 4297–4112 380 50 7.5
    5A 2900 7.5-2 1610–2844 5697–5517 380 50 10.5
    2900 11-2 3166–3488 5323–5080 380 50 15
    5.6A 2900 11-2 2622–3619 7182–7109 380 50 15
    2900 18.5-2 3996–4901 6954–6400 380 50 25.5
    6.3A 2900 18.5-2 3220–5153 9149–9055 380 50 25.5
    2900 30-2 5690–6978 8857–8148 380 50 41
    7.1A 2900 37-2 4610–7376 11717–11596 380 50 50.5
    2900 55-2 8144–9988 11340–10426 380 50 75
    All models operate at a standard speed of 2900 r/min with 380V / 50Hz electrical supply. Each model offers two power configurations to suit different application requirements.
    Frequently Asked Questions
    Q
    What is the standard operating voltage and frequency for these fan models?
    All models listed in the parameters table operate at a standard voltage of 380V and a frequency of 50Hz, making them compatible with standard industrial power supplies commonly used in manufacturing and HVAC applications.
    Q
    Why does each fan model have two power configuration options?
    Each model offers two power configurations to provide flexibility for different airflow and pressure requirements. The lower power option handles moderate traffic and pressure needs, while the higher power option is suited for more demanding ventilation or industrial applications requiring greater airflow volume.
    Q
    What is the maximum airflow (traffic) achievable among all listed models?
    The largest model, 7.1A, achieves the highest airflow of up to 9,988 m³/h at 55kW power, making it suitable for large-scale industrial ventilation systems that require high-volume air movement.
    Q
    How do I select the right model based on total pressure requirements?
    Total pressure (Pa) increases as the model size increases. For example, model 3.15A provides a total pressure range of 2017–2262 Pa, while model 7.1A can reach up to 11,717 Pa. You should select a model whose total pressure range matches or exceeds the static resistance of your duct system.
    Q
    What does the "kW-P" notation in the Power column mean?
    The "kW-P" notation refers to the motor power in kilowatts along with the number of poles (P). For example, 0.75-2 means 0.75 kW with a 2-pole motor, which corresponds to an approximate synchronous speed of 3000 r/min and an actual running speed of around 2900 r/min under load.
    Q
    Are these fan models suitable for export to countries with 60Hz power supply?
    The standard specifications listed are designed for 50Hz power systems. For countries using 60Hz power supply (such as the USA, Canada, or parts of Latin America), custom configurations may be required. Please contact the manufacturer to inquire about 60Hz-compatible variants or frequency converter solutions.