Maintenance and servicing
10.4 Replacing components
Inverter cabinet units
Operating Instructions, 12/2014, A5E32923362A
459
Preparatory steps
●
Switch the basic unit into a no-voltage condition.
●
Provide unobstructed access.
●
Remove the guard cover
Removal steps
1.
Switch the converter off.
2.
Release the retaining screws (
①
). The screws are captive.
3.
Shift the fan unit to the right, from position "2" to position "1" (this is marked on the
housing).
The connector is simultaneously released.
4.
Remove the fan unit from the inverter (
②
).
Installation steps
For re-installation, carry out the above steps in reverse order.
Tightening torque for the captive fixing screws: 1.8 Nm
Note
Reset the operating hours counter
Following fan replacement, the operating hours counter of the fan should be reset via
p0251 = 0.
Summary of Contents for SINAMICS G120P
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Page 8: ...Preface Inverter cabinet units 8 Operating Instructions 12 2014 A5E32923362A ...
Page 16: ...Table of contents Inverter cabinet units 16 Operating Instructions 12 2014 A5E32923362A ...
Page 432: ...Application examples Inverter cabinet units 432 Operating Instructions 12 2014 A5E32923362A ...
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