Siemens Sinamics S120 Manual page 672

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Accessories
11.5 DC link adapter
Danger to life through electric shock due to incorrectly installed DC-link bridges
Incorrectly installed DC-link bridges at the left-hand end of the drive line-up can cause an
electric shock.
• For all 50 mm wide modules (exception: Smart Line Modules), remove the DC-link
• For all components that are 75 mm wide or wider, the DC-link bridges must neither be
Note
• When mounting with only two screws, use the inner hole of the adapter busbar.
NOTICE
Damage when mounting using two screws
For DC-link adapters that are mounted using only two screws, currents above 150 A result
in a high temperature rise. This can damage the DC-link adapter or the component.
• If the DC-link adapter is only mounted using two screws, then you must limit the current
Using washers when mounting the DC-link adapter
Danger to life as a result of overheating and risk of fire when mounting the DC-link adapter
without washers
When mounting the DC-link adapter with combination screws M4x20 without using the
washers provided, can result in the DC-link busbar overheating and causing a fire. This can
result in death or severe injury.
• Use one of the washers provided for each screw.
DC-link adapters are supplied with washers, which are attached using a securing strap at the
inner hole of the DC-link busbar. These washers must be used if a DC-link adapter is
mounted on the left-hand side of a 150 to 300 mm wide module (one for each screw). It is
not permissible that they are used for other mounting scenarios.
Module width
50 - 100 mm
150 - 300 mm
672
WARNING
bridge, including the screws. Do not tighten the screws without the DC-link bridges.
moved to the left nor swung out from the module.
to150 A.
WARNING
DC-link adapter connection
Left
No washers
Washers
Right
No washers
No washers
Booksize Power Units
Manual, (GH2), 04/2014, 6SL3097-4AC00-0BP6

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