Siemens SINAMICS S220 Equipment Manual page 143

Booksize power units
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Requirement
Electric shock if there is no ground connection
When the protective conductor connection of devices with protection class I is missing or
incorrectly implemented, high voltages can be present at open, exposed parts, which when
touched, can result in death or severe injury.
• Ground the device in compliance with the applicable regulations.
The following requirements must be satisfied:
• The protective conductor must have the same cross-section as the line conductor of the line
supply cable.
• Use a suitable ring or tubular cable lug without insulation.
Width of Smart Line Module
[mm]
100 mm
Required tools:
• Torx screwdriver TX 25
Description
Connect the protective conductor to the protective conductor connection of the Smart Line
Module as follows:
1. Prepare the cable with a ring/tubular cable lug.
2. Connect the protective conductor to the component with the protective conductor
connection screw.
3. Tighten the screw. Torx screwdriver TX 25. Tightening torque: 3 Nm (26.6 lbf in)
More information
Information on the protective conductor connection at the power plug is provided in the
following Chapters:
"Wiring a connection plug with screw connection (Page 133)"
"Wiring the connection plug with push-in connection (Page 134)"
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA
WARNING
Rated power
16 kW and 24 kW
Smart Line Modules
7.13 Connect the protective conductor
Ring/pipe-type cable lug
M5 (without insulation)
141

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