Connect The Protective Conductor - Siemens SINAMICS S220 Equipment Manual

Required tool:
• Size 3 Allen key
• Shield connection clamp from Weidmüller, type KLBUE 3-8 SC
Procedure
①
②
Figure 8-24
Proceed as follows to connect the shield of the cable(s) connected to terminals X21/X22:
1. Screw the shield connection clamp into the M4 threaded socket next to the EP terminal.
Tightening torque: 1.8 Nm (15.93 lbf in)
2. Remove the cable sheath and fix the cable in the shield connection clamp (stripped length of
the shield: 22 mm).
More information
More detailed instructions are provided in the accessories pack sheet or in the online catalog of
the Weidmüller company for shield connection clamp, type KLBUE 3-8 SC.
8.3.9

Connect the protective conductor

Overview
Motor Modules are designed for use in control cabinets with a protective conductor connection.
The protective conductor is connected to the central PE busbar in the control cabinet.
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA
Terminal X21/X22
Position for fixing the shield connection clamp (M4 threaded socket)
Shield connection for cables of terminal X21/X22
8.3 Motor Modules 3 ... 30 A and 2x3 ... 2x18 A
Motor Modules
175