СИСТЕМА ВЕНТИЛЯЦИИ ПРОМЫШЛЕННОГО ПРЕДПРИЯТИЯ

摘要

FIELD: air conditioning or ventilation. ^ SUBSTANCE: system comprises exhaust air duct for heated air that is provided with fan connected with the electric motor. The system is provided with air temperature controller that is connected with the temperature gage mounted in the working zone and with the converter for converting speed of rotation of the fan electric motor. ^ EFFECT: enhanced efficiency. ^ 1 dwg