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Steps and points for attention in trial operation of axial flow fans for fire and smoke exhausting

Before and after the use of fire and smoke exhausting axial fan, it is necessary to carry out commissioning and trial operation to ensure the safety of the fan during the trial period. What should we pay attention to before using it and how to prepare well? As follows:

  

Installation instructions:

  

1, location selection, fire fans play a role is not like fan blowing just like, the installation location is strict requirements, the need to install the main location of the location of the terrain to install, in the presence of fire accidents, maximize the role of the fan, as far as possible in the beginning of fire disaster to prevent further spread.

  

2, the inspection work, after installing the fire fan, we should check the work, check the tightening degree of the main fixed points of the fan, and reinforce it in time. Once the fire is out of the way, if the fan is not fixed firmly, it will lose the fire function.

  

3, installation of protective devices, if the fan part exposed in the open air, this is a very need to pay attention to, rain will fall into the fire fan at ordinary times, through the cycle will affect the internal components, once a fire situation, it is very difficult to play a role in fire protection, installation must be placed in the rain prevention measures.

  

Matters needing attention in commissioning:

  

(1) before the trial run of the axial flow fan for fire and smoke exhausting, it is necessary to ensure that the fixed parts should not loose. The specifications and quantities of lubricants should be accords with the technical documents.

  

(2) pre lubricated parts should be pre lubricated according to the regulations.

  

(3) the steering of the driver should be the same as that of the pump.

  

(4) preheating of the pump body should be carried out before the trial run of the axial flow fan for fire and smoke exhaust. The temperature should rise evenly, the temperature rise per hour should not exceed 50 degrees C. the temperature difference between the surface of the high-pressure air block and the process pipe with working medium should not be greater than 40 degrees.

  

   Axial flow fan for fire fighting and smoke exhausting Do a good job of debugging and choose the right place to install, usually do a good job in fan inspection and maintenance, in order to have a higher work efficiency.



Tags:   Smoke exhausting fan for fire fighting   Smoke exhausting fan   Axial flow fan for fire fighting and smoke exhausting
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