3-Stage Enabling Switch
3-stage enabling switches (enabling switch), in comparison to 2-stage enabling switches, have the advantage of always ensuring safe shutdown in emergency situations regardless of individual user operation (release or pressing – in the event of a cramp).
Mode of operation of a 3-stage enabling switch:
Figure legend:
1 = Level 1 – Off (not pressed)
2 = Level 2 – On (enable function, pressure point)
3 = Level 3 – Off (pushed through)
