Lenze 8400 protec, Hardware Manual

Page: 74 / 198

Electrical installation − HighLine/StateLine version
Important notes
6
74
EDS84DPS424 EN 5.0
Stop!
No device protection if the mains voltage is too high
The mains input is not internally fused.
Possible consequences:
ƒ
Destruction of the device if the mains voltage is too high.
Protective measures:
ƒ
Observe the maximally permissible mains voltage.
ƒ
Fuse the device correctly on the supply side against mains fluctuations and
voltage peaks.
Stop!
The device contains components that can be destroyed by electrostatic
discharge!
Before working on the device, the personnel must ensure that they are free of
electrostatic charge by using appropriate measures.
Stop!
Pluggable terminal strips or plug connections
Plugging or removing the terminal strips or plug connections during operation
may cause high voltages and arcing.
Possible consequences:
ƒ
Damage of the devices
Protective measures:
ƒ
Switch off device.
ƒ
Only plug or remove the terminal strips or plug connections in deenergised
status.
Note!
Switching on the controller motor side is permissible for safety shutdown
(emergency stop) and for operation of several motors on the controller in V/f
operating mode.
Please observe the following:
ƒ
When switching with the controller is enabled, you can activate monitoring
functions of the controller. If no monitoring function is activated, switching
is permissible.
ƒ
The switching elements at the motor end must be rated for DC voltages
V
DCmax
= 800 V.