The 3-positioned door switch is mounted at cabinet’s door, positions:
- pos. 1 - unstable pushed-in (door closed)
- pos. 2 - stable pushed out (door opened)
- pos. 3 - "service position", pushed in manually, stable (door opened)
Use only in circuits with safe (extra-low) voltage.
Example:
1. Cabinet’s door closed
- option I - open circuit
- option II - closed circuit
2. Cabinet’s door opened
- option I - closed circuit
- option II - open circuit
3. Cabinet’s door opened "service" position
- option I - open circuit
- option II - closed circuit