Terminal assignment – Lenze E94AZPM User Manual
Page 43
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Electrical installation
Wiring
Terminal assignment
l
43
EDK94ZPM113 DE/EN/FR/ES/IT 4.0
4.3.4
Terminal assignment
I
Tip!
Complete the wiring of the installation backplane before plugging
in the standard device. The upper terminals of the installation
backplane cannot be connected with a plugged−in standard device.
IT system
(
Stop!
Overvoltage on components:
On IT systems an earth fault in the installation can cause
impermissible overvoltages.
Possible consequences:
Destruction of the device.
Protective measures:
If the devices are operated on IT systems, the internal connection of
the filters to the protective earth in the installation backplane has
to be disconnected.
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