Siemens SINAMICS G120 Operating Instructions Manual page 59
Low voltage inverters
built-in units with cu250s-2 control units and
encoder evaluation
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Also See for SINAMICS G120:
- List manual (1256 pages) ,
- Manual (732 pages) ,
- Operating instructions manual (550 pages)
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Routing cables outside the control cabinet
● Maintain a minimum clearance of 25 cm between cables with a high level of interference
and cables with a low level of interference.
● Using shielded cables for the following connections:
– Inverter motor cable
– Cable between the inverter and braking resistor
– Signal and data cables
● Connect the motor cable shield to the motor enclosure using a PG gland that establishes
a good electrical connection.
Requirements relating to shielded cables
● Use cables with finely-stranded, braided shields.
● Connect the shield to at least one end of the cable.
Figure 4-4
● Attach the shield to the shield support directly after the cable enters the cabinet.
● Do not interrupt the shield.
● Only use metallic or metallized plug connectors for shielded data cables.
Converter with the CU250S-2 Control Units
Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG
4.1 EMC-compliant installation of a machine or system
Examples for EMC-compliant shield support
Installing
57
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