Maintenance - Siemens SINAMICS S120 Manual

Service and Maintenance
10.3 Service and maintenance for Chassis format components
10.3.1

Maintenance

Servicing involves activities and procedures for maintaining and restoring the operating
condition of the devices.
Required tools
The following tools are required for replacing components:
● Spanner or socket spanner (w/f 10)
● Spanner or socket spanner (w/f 13)
● Spanner or socket spanner (w/f 16/17)
● Spanner or socket spanner (w/f 18/19)
● Hexagon-socket spanner (size 8)
● Torque wrench up to 50 Nm
● Screwdriver size 1 / 2
● Screwdriver Torx T20
● Screwdriver Torx T30
Tightening torques for current-carrying parts
When securing connections for current-carrying parts (line supply, motor connections,
busbars), you must observe the following tightening torques.
Table 10-1
322
Tightening torques for connecting current-carrying parts
Screw
M6
M8
M10
M12
Torque
6 Nm
13 Nm
25 Nm
50 Nm
Manual, (GH6), 07/2007 Edition, 6SL3097-2AL00-0BP2
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