Lenze 8400 - Manual (Page 156)

Electrical installation
Important notes
6

156 EDS84ASC552 EN 9.1

Danger!
Operation of the controller on a phase earthed mains with a rated mains
voltage of  400 V:
ƒ The protection against accidental contact is not ensured without external
measures.
ƒ
If protection against accidental contact acc. to EN 61800-5-1 is required for
the control terminals of the controller and the terminals for the plugged-in
device modules,
– an additional basic insulation must be available.
– the components to be connected must have the second basic insulation.