Positive pressure blower generally refers to the blowing device escape corridor. But we do not know how positive pressure blower works. When a fire occurs, the motor will open inside the outlet, SWF Francis positive pressure blower, temperature sense smoke or manual fire alarm will open, positive pressure blower tower roof open automatically, GXF mixed flow positive pressure blowers for air shaft pressurized air, positive pressure blower price, the front chamber of the stairs by a steady stream of pressurized air outlet will air on the front chamber, the front chamber to maintain a positive pressure to ensure that smoke will not spread in the region, and to people escape space. When the temperature is higher than 280 ° C person has no possibility of escape, the internal fuse will blow, air is automatically shut down to prevent the fire from spreading. Positive pressure blower is pointing escape corridor air supply fan. It outdoor air pressure into the interior. When the building is on fire, it will produce a lot of smoke, carbon monoxide and other toxic gases and block the line of sight, through positive pressure blower air to escape the fire stairs, indoor smoke can not reach the stairs, to create conditions for people to escape. Positive pressure blower generally installed on the building roof. Positive pressure blower for smoke control room stairs and shared the front room of smoke, mainly to ensure in case of fire, stairway and front chamber pressure is greater than the walkway and other public areas to ensure that smoke does not enter the front room and the stairwell. Possibility If the air intake opening operation, damage to the motor is large. Fan start preferably after the fan inlet or outlet pipe valve closed, slowly open the valve operation, positive pressure blower, to meet the requirements of the condition, and pay attention to the operating current fans do not exceed the rated current of positive pressure blower is pointing escape corridor blower fan. Fan up to speed, the fan should be detected input current is normal, the fan is running current should not exceed the rated current. If the current exceeds the rated current, check the fan voltage is normal. Positive pressure blower | positive pressure blower price | Suntown clean air conditioning (certified merchants) are provided by the Texas Air Conditioning Equipment Co., Ltd. Sheng-purification. Road Zhiyuan, temper forward. Texas Air Conditioning Equipment Co., Ltd. Sheng-purification (www.dzhffj.com) aims to become and you win symbiosis, strategic partners to move forward, more determined to become a fan, ventilation equipment most influential companies, together with you leap and common success!