Contacting-Module for Small size- withdrawable unit
Patented contact mechanism 
Arc-fault-free power- connection and has all functions included like:
- Disconnected- Operating- and Test-position
- main switch can only be operated when the door is closed
- unit can only be withdrawn in disconnected position
- power-circuits are disconnected at incoming and outgoing and prevent necessary insulation
- both withdrawable units and subsections can be exchanged or converted while the board is live
- free mechanical dimensioning in height, width and depth
- mechanical encoding available (option)
- coloured display showing the different positions of the drawer-unit
- control plugs as modular type can have up to 40 pins, and or additional bus contacting for intelligent control-devices.