Mounting The Dc Link Adapter (2 Screws) - Siemens SINAMICS S220 Equipment Manual

11.4.6.5

Mounting the DC link adapter (2 screws)

Overview
For a multi-tier configuration, if you wish to mount the DC link adapter on the left-hand side of
the drive line-up or - for a 50 mm or 100 mm wide component - on the right-hand side, then it
is mounted using 2 screws.
Requirement
Electric shock when touching the DC link busbars
Contact with live parts can result in death or serious injury.
• When mounting the DC link adapter using 2 screws, it is crucial that you only use the two
Electric shock due to incorrectly installed DC link bridges
Incorrectly installed DC link bridges at the left-hand end of the drive lineup can cause an electric
shock.
• Remove for all 50 mm wide components (exception: Smart Line Modules) the DC link
• For all other components, you must neither swing the DC link bridge to the left out of the
The installation must comply with the following requirements in order to use the DC link
adapter:
• The component line-up has a two or multi-tier configuration.
• The DC link adapter is supplied with shims. These are required for SINAMICS S120 booksize
components, and are not relevant for mounting on SINAMICS S220 booksize components.
Required tools:
• Slotted screwdriver 1.0 x 5.5 mm to release the protective flap
• Torx screwdriver TX 20
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA
WARNING
inside holes of the adapter busbars, so that after the protective flap is closed, the DC link
busbars cannot protrude and can be touched.
WARNING
bridges including the screws (as here, the DC link bridge cannot be swung inward). Do not
screw in the screws without DC link bridges.
component nor remove it, as the DC link bridge ensures the mechanical stability of the DC
link busbars.
Accessories
11.4 DC link adapter
301