Deflection Test For Grp Pipes

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FAQ

Why should the safety valve be installed at the Roots blower exit?
So it has a high indenter. In order to ensure safety, especially the Roots blower seal, so in the fan outlet to install a "safety valve."
Can an axial fan fit on the glass?
No matter where the installation of the fan, are the need to support the framework.
What are the ventilation ducts for wind turbines?
Through the firewall and deformation of the duct on both sides of the 2.00m should be used within the scope of non-combustion materials and binders.
How does the material of the high temperature fan choose?
In the manufacturing process is strictly prohibited the use of mezzanine, heavy leather and other defects in the material, the material on the outer surface of the material shall not have obvious scratches, aluminum local scratch depth of not more than 0.3mm,
What is the difference between general-purpose inverter and fan-type inverter
The load torque TL is always constant or substantially constant regardless of the speed n at any speed. Such as conveyor belt, mixer, extruder and other friction load and crane, hoist equipotential load are constant torque load.
What is the difference between an axial fan and a smoke exhaust fan?
Smoke exhaust fan is generally used for fire, the fire used to smoke early, high temperature, the general design criteria for the normal operation at 280 degrees temperature for half an hour.
380V axial fan has five lines how to take?
Forced wiring easy to burst switch. The operator is also unsafe.
Axial fan installed directly on the wall exhaust, how to determine its wind pressure?
If you just want to know about the wind pressure, the current time can be measured.