This multi-speed three-phase asynchronous electric motor with pole-changing capabilities is specially designed for ventilation systems in fire safety applications, including subways, tunnels, shopping malls, parking lots, and flues. The motor has frame sizes from H80 to H315, with rated voltages of 380V, 400V, or 415V. It features insulation classes F or H, protection rating IP55, and can withstand temperatures of 200℃ for 2 hours, 250℃ for 2 hours, 280℃ for 1 hour, or 300℃ for 2 hours. The motor is certified and complies with high-temperature resistance standards.
Technical specifications of the equipment are available upon request.