Jul 5, 2012 #1 J jonnybgood Full Member level 4 Joined Dec 28, 2010 Messages 214 Helped 3 Reputation 6 Reaction score 1 Trophy points 1,298 Activity points 3,011 I have good idea about the importance of ramp up function; which minimizes the starting current which damage the winding after some time. However I am not sure about the ramp down function. What are the benefits? thanks
I have good idea about the importance of ramp up function; which minimizes the starting current which damage the winding after some time. However I am not sure about the ramp down function. What are the benefits? thanks
Jul 5, 2012 #2 B BradtheRad Super Moderator Staff member Joined Apr 1, 2011 Messages 15,183 Helped 2,900 Reputation 5,812 Reaction score 2,982 Trophy points 1,393 Location Minneapolis, Minnesota, USA Activity points 113,743 Since you mention windings, it implies you are talking about coils. When you shut off current to a coil suddenly, it can generate a high V spike, or even a spark. This might damage other components, or send high V through you, depending on which is the easiest path for the high V.
Since you mention windings, it implies you are talking about coils. When you shut off current to a coil suddenly, it can generate a high V spike, or even a spark. This might damage other components, or send high V through you, depending on which is the easiest path for the high V.