ABB
ACS 6000 Maintenance Manual
3BHS202077 ZAB E01 Rev. C
1-1 (2)
Chapter 1 - Introduction and Safety
The manual must be thoroughly read and understood before maintenance
work on the ACS 6000 is started.
The manual is addressed to qualified persons who are responsible for
maintaining and servicing the ACS 6000. Hence all general and safety
instructions given in the ACS 6000 User's Manual must be complied with.
Danger: The ACS 6000 is a high voltage device.
High voltage can cause physical injury and death.
Maintenance, parts replacement and other work on the ACS 6000 must
only be carried out by qualified personnel in compliance with local regula-
tions.
Danger:
Do not access the ACS 6000 or work on the motor or the power
cables, if the drive system is energized and not properly grounded!
After switching off the mains and after the motor has come to a stop, wait
approximately 5 minutes for the DC link capacitors to discharge. The light
GND.- SWITCH UNLOCKED
must be on before grounding the ACS 6000.
Danger:
Make sure that the main power cannot be applied by accident.
Rack out the main circuit breaker and lock it.
Danger:
Some loads can cause the motor to rotate!
Therefore, always disconnect, short-circuit or block the motor before work
is started.
1.1
Introduction
1.2
Safety
