Normally Closed Switch Circuit. The switch is normally closed and held open by a magnetic or held pressed in by the door etc. This type of push switch is normally closed on it is open off only when the button is pressed.
For the most part normally closed contacts are used on normally closed protection points. An on off switch allows current to flow only when it is in the closed on position. The switch is normally closed and held open by a magnetic or held pressed in by the door etc.
The normal status for a switch is the status its electrical contacts are in during a condition of no physical stimulation.
If for no other reason because it s much less confusing. This type of push switch is normally closed on it is open off only when the button is pressed. For the most part normally closed contacts are used on normally closed protection points. The normal status for a switch is the status its electrical contacts are in during a condition of no physical stimulation.
