Specification for fire smoke exhaust fans
1, the fire smoke exhaust fan must be fully understood before installation, and the fire smoke exhaust fan should be carefully checked to ensure that the fan is in good condition and complete accessories.
2. The air duct at the inlet and outlet of the fire smoke exhaust fan must have its own independent support, and the weight of the pipeline cannot be imposed on the parts of the fan. Moreover, the connection mode of the fan must be natural connection and cannot be forcibly connected.
3, fire smoke exhaust fan wiring must be correct, good grounding, and must have a good independent power supply, and ensure the normal operation of the fan.
4, fire smoke exhaust fan must ensure stable performance and reliable quality, and the thickness of fan materials must reach more than 3 mm. ..
5, fire smoke exhaust fan welding must be smooth, coating should be uniform, and there should be no abnormal sound in the process of fan operation.
Characteristics of fire smoke exhaust fan
1, the fire smoke exhaust fan has excellent performance, good high temperature resistance and high efficiency, and occupies less space than the centrifugal fan.
2. The installation is convenient, and the fire smoke exhaust fan has excellent high-temperature performance.
3. The fire smoke exhaust fan test meets the requirements of GBJ45-82 fire protection codes and standards.
4, fire smoke exhaust fan to establish higher than the standard enterprise internal control guarantee system.
5. The fire smoke exhaust fan can run continuously at 300℃ for more than 60 minutes, and it will not be damaged at 100℃ for 20 hours/time.
6, a wide range of applications, fire smoke exhaust fans are widely used in advanced civil buildings, ovens, underground garages, tunnels and other places.
7. Under the rated air volume, the total pressure error of qualified fire-fighting fans is less than 5%, and the performance selection table is the performance in the standard state.
8. Regardless of the technical documents or ordering requirements, the performance of the fire smoke exhaust fan shall be subject to the standard state. The installation methods of fire smoke exhaust fans can be divided into horizontal and hall types, such as air volume, total pressure and 5% installation scale, and the performance selection table is the performance in standard state.
9. The performance of fire smoke exhaust fans, whether it is technical documents or ordering requirements, shall be subject to national standards.
10, fire smoke exhaust fan installation methods can be divided into horizontal and hall type.
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