In some respects, servicing today’s refrigeration systems is no more complicated than it ever has been. What has changed, however, is the need to understand the differences in the newer refrigerant ...

A refrigerant blend is two or more refrigerants mixed together to form a new refrigerant. All 400 Series refrigerants (e.g., R-404A, R-448A, R-449A) are classified as blended refrigerants. One of the ...

How the SAE-J3400 EV charging standard works, and how it differs from the Tesla NACS interface it's based on. How does the connector's unique interface enable it to support both AC and DC charging on ...