27f58cad___Academy_of_Aerospace_Quality__Section
[Term] Large heavy duty DC equipment [Definition] Heavy duty stationary equipment units are powered through direct current designed for application of MPT for the inspection of very large and sophisticated castings. Current values as high as 20,000 amperes are delivered. Such high currents are needed to magnetize an entire casting which may weigh tons. [Section] 
Non-Destructive Evaluation
Glossary | Academy of Aerospace Quality
Section