|Frequency||50/60Hz||Max. Air flow||35000m³/h|
|Supply voltage（VAC）||1~200-277V, 3~380-480V±10%||Mode of speed regulation||0-10V/PWM/RS485|
|Impeller material||Aluminum alloy blade, Steel wheel hub, Impeller overall electrostatic spraying||Impeller size||450, 500, 560, 630, 660, 710, 760, 800, 850, 900, 950mm|
|Insulation class||F||protection degree||IP55, IP66|
ATB-EC axial fan, this series of products driven by internal rotor EC motor, impeller bionic design, electrostatic spraying, protection level up to IP66, the products are highly efficient and energy saving, safe and reliable, widely used in condenser, commercial evaporator, cooling tower, heat pump, agriculture / animal husbandry and other industry fields.