Siemens SINAMICS S120 Manual page 67

Checklist
Use the checklist below to guide you through the electrical installation procedure for the
cabinet. Read all the safety information in the section "Safety information" before carrying
out any work on the unit.
For wiring instructions, see the "Electrical installation" section or refer to the documents
listed in the table below.
Note
Checking the checklist
Check the boxes accordingly in the right-hand column if the option involved applies to the
scope of delivery. In the same way, check the boxes once you have finished the installation
procedure to confirm that the activities have been completed.
Table 4- 1 Electrical installation: Checklist
Item Activity
General information
1 For strain relief, the cables must be clamped on the cable propping bar (C-type
mounting bar).
2 When EMC-shielded cables are used, screwed glands that connect the shield to
ground with the greatest possible surface area must be provided on the motor terminal
box. In the cabinet, the cable shields must be secured to the shield buses/plates with
the fixing accessories provided to ensure proper EMC.
3 PE busbar
4 DC busbar
5 Auxiliary power supply
system
6 For Cabinet Modules not used as a transport unit, connections on the plant side must
be made according to the circuit diagram.
The open connections that are correspondingly marked must be wired up according to
the circuit diagram.
Cabinet Modules
Manual, 03/2013, A5E03263538A
The PE busbar between the cabinet units or transport units
must be linked.
A connection with the ground for the entire system must also
be established!
(→ See the section titled "PE busbar")
When several cabinet units or transport units are installed
side-by-side, the DC busbars must be connected to each
other by means of the jumpers provided.
(→ See the section titled "DC busbar")
The auxiliary power modules must be interconnected
between the cabinet units or transport units and supplied
with the correct voltages.
Make sure that the correct voltage is applied!
(→ See the following section titled "Auxiliary power supply
system")
Electrical installation
4.2 Electrical installation: Checklist
Applicable?/Completed?
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