Lenze 9400 Manual - Manual (Page 161)

Multi-axis controllers
General data and operating conditions
5

161 EDS94SPP101 EN 7.1
Protective insulation

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.

Danger!
Dangerous electrical voltage
When one common voltage source is used for control voltages in separate
potential areas, the protective insulation between the separate potential areas
is deactivated.
Possible consequences:
ƒ The specified protective insulations are not complied with.
Protective measures:
ƒ Use independent voltage sources.