AutomationDirect has added Block CT and USTE series open core control transformers for stepping down voltages from 208-600V AC. The Block CT series is made in the U.S. and offers a rugged design ...

Solid-state transformers (SSTs) have great potential benefits, but they are also expensive. In a hybrid solid-state transformer (HSST), sometimes called simply a hybrid transformer (HT), a smaller SST ...

In this HVAC training video program, Jim discusses various types of transformers, from standard step-down to multi-tap devices, and shows how to use a meter to test and troubleshoot them. Graphics and ...