In this HVAC training video program, Jim shows how to eliminate the mystery behind compressor motor windings and learn how to use a meter to make electrical checks on compressors. Includes information ...

Single-phase motors are common in many industries and can be found in blowers, pumps, fans, lathes, and numerous other types of equipment. Single-phase motor failures or malfunctions can often be ...

One of the more popular three-phase electrical services supplied to medium-size commercial buildings is the Wye or Star configuration transformer. The name comes from the transformer’s secondary ...