Wiring
4
4.1
Line supply and motor
WARNING
Electric shock due to unsuitable power supply
When equipment is connected to an unsuitable power supply, exposed components may
carry a hazardous voltage that might result in serious injury or death.
● Only use power supplies that provide SELV (Safety Extra Low Voltage) or PELV-
(Protective Extra Low Voltage) output voltages (maximum 60 V DC briefly) for all
connections and terminals of the electronics modules.
Note
Fault protection for the motor circuit
The electronic overcurrent trip complies with the requirements laid down in IEC
60364-3-2:2005/AMD1:- Section 411 for protection against electric shock.
● Observe the installation specifications provided in this manual.
● Observe the applicable installation standards.
● Ensure the continuity of the protective conductor.
4.1.1
Permissible line supplies
4.1.1.1
TN system
Overview
7UDQVIRUPHURU
JHQHUDWRU
7RWKHV\VWHP
([DPSOH 6HSDUDWHWUDQVIHURI1DQG3(
JURXQGHGQHXWUDOSRLQW
/
/
/
1
3(
Figure 4-1
TN system
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
57
Содержание SINAMICS G120XA
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