Category: VFDs

The entire team here at AirReps, which now includes the Control Products Group division, is dedicated to helping customers and partners with all of their HVAC needs, 24/7. That’s why when we had a customer reach out with an issue on their HVAC...

Recently, we had an interesting inquiry from a customer about having a VFD go to a preset speed from a single input. In this case, that would pre-empt the speed the drive is being commanded to in normal circumstances.   For...

If you’ve read our blog for a bit, you will have most likely realized that many of our topics come from the inquiries of customers and partners. Instead of helping just one customer at a time, we developed blog posts...

Using your VFD should bring ease to your life, but we all know how difficult it can be when equipment is not functioning properly. Recently, we had an inquiry about Warning 34 on the Danfoss VFD, so we thought it...

In this technical HVAC blog post, our VFD expert, Tom Mahrer provides the step-by-step process needed to provide a “Proof of Operation” via the VFD Relay to show that the motor is operating with a desired range of motor Amperage....

In the majority of our blog posts, we give tips, tricks, and guidelines that allow users to test them out on their own before having to go through the hassle of making a call in order to keep their HVAC...

When working with your VFD, the motor, of course, is a vital piece of the puzzle in making sure that your system is running smoothly. Often times, we have clients and partners ask us about VFD sizing in terms of...

Recently, our Control Products Group team had an inquiry from a customer who was asking how to view the status of the inputs on a Danfoss VFD, as they couldn’t quite figure out when the VFD system was on or...

Here at AirReps, our Control Products Group division has an incredible legacy of creating blog posts to directly help customers and partners. This particular issue was impacting a customer named Ryan who was looking at his VFD one morning when...