Fuses
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Checking and replacing the fuses – frame R7i
Replacing a converter fuse
WARNING!
Obey the safety instructions given in ACS880 liquid-cooled multidrives
cabinets and modules safety instructions (3AXD50000048633 [English]).
If you ignore the safety instructions, injury or death, or damage to the
equipment can occur.
If you are not a qualified electrical professional, do not do installation
or maintenance work.
WARNING!
Do not remove or install a fuse when the drive DC bus is energized. If you do,
serious injury or death, or damage to the equipment can occur.
Replace a blown fuse with a new one of the same type as follows. For tables of
recommended fuses, see the technical data.
1. Stop the drive and do the steps in section Electrical safety precautions (page 49)
before you start the work.
2. Open the cubicle door.
3. Remove the converter fuse cover.
Maintenance 93
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