What is the difference between ABB ACH and ACS?

ABB ACH vs ACS: Decoding the Differences In the realm of variable frequency drives (VFDs), ABB ACH and ACS differ in their application and functionality. We’ll look at the formula that separates them. ACH Series Application Focus: The ABB ACH series (such as ACH550) is designed principally for HVAC (Heating, Ventilation, and Air Conditioning) applications […]