KUHNKE Automation 6 Mounting - Installation - Start-up 6.1 General Technically skilled handling of the equipment and compliance with the appli- cable regulations are prime requirements for reliably excluding all dangers for humans and property when working with electric energy. Specifically, qualified persons only to be trusted with installing, servicing, modifying and re-fitting in conformity with the general setup and safety regu- lations on working with power installations, taking heed of the state of the art and the interaction of components. Parts open to touch during assembly and servicing to be reliably free from power at all times.
Ensure that connections are tightened at the specified tightening torques at intermediate pressure, that the correct fitting is used and that all means of protection against touch are properly installed. Check and re-tighten all connections after transporta- tion as necessary. Use and operate the products according to their intended use only. Take note of the technical description as well as the mounting instructions in the product manual and keep at hand for later servicing, modifications and re-fitting. Subject to modifications for further development and technological advancement. Warning Dangerous electric voltage! May cause electric shock and burns.
Before installing the unit, disconnect both the system and device from the mains. 6.2 Installation 6.2.1 Place of Installation The thermo-controller is designed for installation in an enclosed switching cabinet or in similar closed operating rooms. Switching cabinet design and build are crucial to meeting EMC requirements. Please take heed of the fol- lowing recommendations. • Use an earthed switching cabinet. • Use conducting profiles or other conducting material for the seals. Keep openings and cable ducts as small as possible. • Use a braided earth strap to connect to ground and to reduce HF re- sistance.
• Use short earth conductors or suitable earth straps to connect the installed devices to earth. E 774 GB 23 30.06.2014