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NOTICE
Replacing individual capacitors
It is not permissible to individually replace capacitors in the capacitor bank. If this is not
observed, this can result in malfunction.
Only replace the complete capacitor bank.
NOTICE
Using impact screwdrivers
Components can be damaged by using an impact screwdriver, even with the correct torque.
This can cause failure of the device.
Do not use an impact screwdriver.
Pyrotechnic activation of the bypass
The bypass is equipped with pyrotechnic activation.
Improper maintenance and repairs on the bypass can result in severe physical injury.
It is forbidden to carry out any maintenance or repair on the bypass. A defective bypass must
only be replaced by qualified, trained specialist personnel. The bypass must not be
dismantled.
See also
Bypass disposal (Page 120)
Required tools
● Standard set of tools with screwdrivers, screw wrenches, socket wrenches, etc.
● Torque wrench
● 600 mm extension for socket wrenches
Interconnecting the double submodules
All double submodules in the module are identically structured. On the inside of the door, there
is a layout diagram showing how to interconnect the double submodules.
All double submodules have an equipment code. The installation location can be determined
by the equipment codes entered in the layout diagram.
SINAMICS SM120 6SL38855?B
Operating Instructions 12/2015
CAUTION
Maintenance
9.7 Repair
109
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