B bonbruel New member Feb 11, 2004 #1 what is purpose of shaded coil on motor starter [ February 11, 2004, 08:48 AM: Message edited by: bonbruel ]
what is purpose of shaded coil on motor starter [ February 11, 2004, 08:48 AM: Message edited by: bonbruel ]
J jim dungar Moderator Staff member Location Wisconsin Occupation PE (Retired) - Power Systems Feb 11, 2004 #2 Re: shaded coil It allows the magnet assembly to ride through (stay magnetized during) the zero crossing of a AC waveform. We used to call them "flux sucking shunts".
Re: shaded coil It allows the magnet assembly to ride through (stay magnetized during) the zero crossing of a AC waveform. We used to call them "flux sucking shunts".
G Guest Guest Feb 12, 2004 #3 Re: shaded coil Have one crack on you and you will know why its there. A shading coil that becomes fractured no longer works and your contactor will chatter klike hell and may never seal properly.
Re: shaded coil Have one crack on you and you will know why its there. A shading coil that becomes fractured no longer works and your contactor will chatter klike hell and may never seal properly.