Replacing The Avt Combination Module - Siemens SINAMICS SH150 Operating Instructions & Installation Instructions

9.7.3

Replacing the AVT combination module

The AVT combination modules are part of the actual value acquisition module. The installation
location is described in the layout diagram.
High voltages
The AVT combination modules and measuring resistors are at hazardous voltage levels.
Touching actual value acquisition components, particularly measuring resistors or LEM
current transformers, can result in death, serious injury, or material damage.
● Do not touch AVT combination modules, LEM current transformers, or measuring resistors
● Do not make any changes to the design of the actual value acquisition.
Removing the AVT combination module
1. Follow "the five safety rules (Page 13)".
2. Release the control cables
3. Remove the four fixing screws
Installing the AVT combination module
1. Use the screws
2. Reconnect the control lines
SINAMICS SH150 6SL3805
Operating Instructions 05/2020
WARNING
under any circumstances.
Figure 9-4 Example of an AVT combination module
②
to secure the AVT combination module.
①
. Carefully ensure that you do not kink the fiber optic cables.
②
of the AVT combination module.
①
. Do not bend the fiber-optic conductors.
Maintenance
9.7 Repair
101