Maintenance and servicing
11.3 Maintenance
Drive converter cabinet units
Operating Instructions, 07/07, A5E00288214A
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11.3
Maintenance
Servicing involves activities and procedures for maintaining and restoring the operating
condition of the device.
Required tools
The following tools are required for replacing components:
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Spanner or socket spanner (w/f 10)
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Spanner or socket spanner (w/f 13)
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Spanner or socket spanner (w/f 16/17)
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Spanner or socket spanner (w/f 18/19)
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Hexagon-socket spanner (size 8)
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Torque wrench up to 50 Nm
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Screwdriver size 1 / 2
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Screwdriver Torx T20
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Screwdriver Torx T30
Tightening torques for current-carrying parts
When securing connections for current-carrying parts (DC link, motor connections, busbars),
you must observe the following tightening torques.
Table 11-1 Tightening torques for connecting current-carrying parts
Screw
Torque
M6
6 Nm
M8
13 Nm
M10
25 Nm
M12
50 Nm