9.7.5
Replacing line-side fuses
Check the fuses after an overcurrent trip. When a fuse trips, the indicator
①
flips up.
①
Indicator
Figure 9-6
Line-side fuse
If a fuse has tripped, you must replace all of the fuses. The order numbers for replacing fuses
that have blown can be found in the spare parts list.
To replace the fuses, proceed as follows:
1. Observe the five safety rules.
2. Open the cabinet.
3. Remove the fuses.
4. Rectify the cause of the fault.
5. Install the replacement fuses.
6. Close the cabinet.
9.7.6
Replacing contactors
CAUTION
Injury when using incorrect contactors
Use of the wrong contactor can result in a malfunction and thus lead to physical injuries and
material damage.
● Always use contactors of the same type. Check the device numbers of the previous and
new contactors.
To replace the contactors, proceed as follows:
1. Loosen the cables. To do so, unscrew the screws.
2. Remove the contactor from the DIN rail.
3. Snap the new contactor onto the DIN rail.
Maintenance
9.7 Repairs
SINAMICS GL150 6SL38503UM114PA0Z
Operating Instructions Rev.201910301420 MUSTER
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Содержание 6SL38503UM114PA0Z
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