Electrical Connection; Releasing The Dc Link Protective Cover - Siemens Sinamics S120 Manual

6.5

Electrical connection

6.5.1

Releasing the DC link protective cover

The protective covers for the DC link on the SINAMICS S120 components have an
interlocking mechanism, which must be opened using a flat bladed screwdriver (1 x 5.5).
This interlocking mechanism is identical for the power units of all series.
Table 6- 1 Opening the protective cover for the DC link using a screwdriver
1. Protective cover with interlocking
mechanism
To lock, press the protective cover back on until you hear the interlock engage.
Power Units in Booksize C/D-Type Format
Manual, 01/2017, 6SL3097-4AC20-0BP1
2. To open the protective cover, use a
screwdriver to slightly turn the interlock-
ing screw in the direction of the arrow
(counter-clockwise)
Cabinet design
6.5 Electrical connection
3. Opened protective cover
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