Motor Speeds for Belt Drive Fans We often get questions from our customers about how to determine the best synchronous motor speeds for belt-driven industrial fans. The answer depends on the fan’s operating speed and the motor horsepower. Horsepower and Motor Speed Most belt-driven fans we build will use either an 1800 RPM motor…
Choices, Choices: Control Fan with VFD or Damper?
VFD or Damper? Industrial fan installation and applications are full of choices, big and small, immediate and long-term. One of the small choices that can make a big difference in the long term is whether to use a Damper or a Variable Frequency Drive (VFD) to control the capacity of your industrial fan. While…
Handle with Care: Fan Storage Recommendations
Fan Storage Recommendations How often are you ready to install an industrial component like a centrifugal fan the moment it arrives at your facility? Unless it’s an emergency replacement, the answer is probably “not that often.” That means you need to think about proper fan storage to ensure your fan is ready for operation…
On Solid Ground: Fan Foundation Recommendations
Fan Foundation Recommendations You’ve calculated all your specifications and worked to get just the right fan for your industrial application. You’re taking care to set up for maximized performance and safety, with minimized maintenance and cost. Make sure you mount your fan on the right foundation for optimal support & operation. Each fan manufacturer…
Fan Selection: How to Tell Us What You Need
Critical Information for Proper Fan Selection You want the best fan? There’s no way of knowing what that is until we know what you actually need for your specific application. The choices could seem endless until you put four critical pieces of information together. Armed with the right specs, an application engineer can identify a…
Understanding Fan Static Pressure
What is Fan Static Pressure and Why Does It Matter? When you’re defining the specifications for your industrial fan application, one of the measurements you’ll need is fan static pressure, calculated as the difference between the pressure required at the discharge of the fan and the pressure at the inlet of the fan plus…
Inlet Air Density Calculations for Centrifugal Fan Applications
Don’t Install your Industrial Fan in a Vacuum: Know your Inlet Air Density If the conditions surrounding your application are standard, then you might not need to worry about calculating the inlet air density before selecting your fan. That being said, you need to do some extra calculations with non-standard conditions, as they can…
Basic Overview: Arrangement 4 Direct Driven Fan
What is an Arrangement 4 Fan? Fan arrangements, based on AMCA standards, define the way a motor drives the fan, and how the motor mounts to the fan. An Arrangement 4 Fan is a direct driven fan with the fan wheel mounted to the motor shaft. There are a number of reasons you might choose…
Basic Overview: Arrangement 9 Belt Driven Fan
What is an Arrangement 9 Fan? Fan arrangements, based on AMCA standards, define the way a motor drives the fan, and how the motor mounts to the fan. An Arrangement 9 Fan is a belt-driven fan. In this arrangement, the motor mounts to the side of the fan pedestal with no unitary base required. In…