Preparation For Maintenance Work - ABB ACS580MV Hardware Manual

54 Maintenance
Safety
DANGER
High voltage!
Obey the instructions in chapter
or damage to the equipment can occur.
Before starting to work on the drive, make sure:
•
that the main and auxiliary power supply to the drive is switched off, locked out, and
tagged out.
•
that bypass - drive is in non-operating state and after de-energizing.
•
that safety ground connections are in place for both input and output terminals of
converter.
•
that personal protective equipment is provided and used when required.
•
that everyone involved is informed.
Before energizing the drive, make sure:
•
that all foreign objects are removed from the drive.
•
that all internal and external covers are securely fastened and all doors are closed,
locked and / or bolted.
•
that the release dials of safety switches are in the locked position.
NOTICE
Foreign matter and particularly metallic dust can cause failure and damage when the
drive is energized.
Ensure that foreign matter cannot enter the cabinet:
•
Close the doors and cover openings completely when the work is discontinued.
•
Retrieve any foreign matter accidentally dropped into the cabinet.
NOTICE
All maintenance tasks that are listed in the maintenance schedule, but are not
described in detail in this manual, may only be carried out by ABB.
Call ABB service if such a task is due.

Preparation for maintenance work

This part must be in line with the
be checked before maintenance.
For further information, see
Safety instructions
ACS580MV hardware manual
ACS580MV hardware manual
. If you ignore them, injury or death,
. MB and MSS status must
and must be in line with it.