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SR900 foot operated electric dual-purpose fan
SR900 foot operated electric dual-purpose fan
Product details
1. Overview of SR900 foot operated electric dual-purpose fan
The SR900 foot operated electric dual-purpose fan is used for underground civil air defense ventilation. When the power supply is normal, it is electrically driven. When the power is cut off, the fan is manually driven for ventilation.
2. Working conditions of SR900 foot operated electric dual-purpose fan
Electric (motor power of 1.1kw)
Speed 2990r/min;
Air volume 900~1650m3/h，
Wind pressure 2280~1450Pa (232.6~148mmH2O)
Speed 2840r/min;
Air volume 900~1650m3/h，
Wind pressure 2040~1140Pa (208~116.3mmH2O)
● Foot pedals
Speed 2000r/min;
Air volume 900m3/h，
Wind pressure 830Pa (84.6mmH2O)
● Noise level
The pedal part is designed based on a power output of 0.28 kilowatts per person, and two pedals can produce 0.56 kilowatts of power. The measured power is 0.54 kilowatts. People with strong physical strength can maintain their foot pedal for about 10 minutes. In the air defense professional team, it is necessary to consider the establishment of rotating workers, with two types of fans: left 90O and right 90O.
3. Installation and use of SR900 foot pedal electric dual-purpose fan
3.1. When installing the fan, a comprehensive inspection should be conducted on whether there are any remaining objects inside the casing, whether the connections of each part are firm, and whether the rotation is flexible. If any problems are found, they should be promptly eliminated and adjusted;
3.2. The installation of the fan should be in a horizontal position, and the weight of the return air duct should not be added to the casing;
3.3. During the operation and shutdown of the fan, if any abnormal phenomena are found, immediate inspection should be carried out. Only when the fan equipment and wiring are completely normal can it be operated. The fan and bracket can be disassembled, and the door frame does not need to be enlarged when selected;
3.4. When using the foot pedal, the electric V-belt should be detached. The fixing of the fan base can be done using pre embedded steel plates.
4. Maintenance and upkeep of SR900 foot operated electric dual-purpose fan
4.1 The maintenance of SR900 foot operated electric dual-purpose fan should be carried out regularly, and the lubricating oil should be replaced. The fan should be fully maintained once after two years of operation;
4.2. Check the structure of the bracket for rust, damage, or missing parts;
4.3. If the fan is not used for a long time, the belt should be removed or the motor base plate should be loosened to loosen the belt.
5. SR900 foot pedal electric dual-purpose fan appearance and installation dimensions
The SR900 foot operated electric dual-purpose fan is used for underground civil air defense ventilation. When the power supply is normal, it is electrically driven. When the power is cut off, the fan is manually driven for ventilation.
2. Working conditions of SR900 foot operated electric dual-purpose fan
Electric (motor power of 1.1kw)
Speed 2990r/min;
Air volume 900~1650m3/h，
Wind pressure 2280~1450Pa (232.6~148mmH2O)
Speed 2840r/min;
Air volume 900~1650m3/h，
Wind pressure 2040~1140Pa (208~116.3mmH2O)
● Foot pedals
Speed 2000r/min;
Air volume 900m3/h，
Wind pressure 830Pa (84.6mmH2O)
● Noise level
The pedal part is designed based on a power output of 0.28 kilowatts per person, and two pedals can produce 0.56 kilowatts of power. The measured power is 0.54 kilowatts. People with strong physical strength can maintain their foot pedal for about 10 minutes. In the air defense professional team, it is necessary to consider the establishment of rotating workers, with two types of fans: left 90O and right 90O.
3. Installation and use of SR900 foot pedal electric dual-purpose fan
3.1. When installing the fan, a comprehensive inspection should be conducted on whether there are any remaining objects inside the casing, whether the connections of each part are firm, and whether the rotation is flexible. If any problems are found, they should be promptly eliminated and adjusted;
3.2. The installation of the fan should be in a horizontal position, and the weight of the return air duct should not be added to the casing;
3.3. During the operation and shutdown of the fan, if any abnormal phenomena are found, immediate inspection should be carried out. Only when the fan equipment and wiring are completely normal can it be operated. The fan and bracket can be disassembled, and the door frame does not need to be enlarged when selected;
3.4. When using the foot pedal, the electric V-belt should be detached. The fixing of the fan base can be done using pre embedded steel plates.
4. Maintenance and upkeep of SR900 foot operated electric dual-purpose fan
4.1 The maintenance of SR900 foot operated electric dual-purpose fan should be carried out regularly, and the lubricating oil should be replaced. The fan should be fully maintained once after two years of operation;
4.2. Check the structure of the bracket for rust, damage, or missing parts;
4.3. If the fan is not used for a long time, the belt should be removed or the motor base plate should be loosened to loosen the belt.
5. SR900 foot pedal electric dual-purpose fan appearance and installation dimensions
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