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  • Users: AirMD
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  1. AirMD

    Standing particles in air will not dissipate with current air moving equipment

    Hello all, I am an air balancing technician and am working at a farm machinery fabrication plant right now. They are having problems with a severe negative pressure within the building as well as the smoke and particles from grinding and welding are not leaving the building with the current air...
  2. AirMD

    How to calculate how fast i can speed up a fan with remaining full load amperage

    Hello all, I am trying to calculate how much faster I can speed up a fan without going over the nameplate amperage. It is a 20hp 3ph 575v motor with eff. and power factor of 0.8. The motor is currently drawing and average of 16.0 amps across 3 phases nameplate is 18.9. If someone could help...

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