What is the disadvantage of a separately excited dc generator?

Answer by  McCheese (1248)

A DC generator provides direct current, which means that you'll need a surge protector to anything you have hooked up to the generator.

Answer by  johnny22 (10)

The need for a separate dc source is the main disandvantage. For example, You wouldn't be able to adjust the load voltage over a wide range like you would need to operate an elevator.