What This Chapter Contains; Safety Instructions - ABB ACS800-07-0610-3 Hardware Manual

Maintenance

What this chapter contains

This chapter contains preventive maintenance instructions.

Safety instructions

Only a qualified electrician is allowed to perform the maintenance.
Before starting work inside the cabinet,
• isolate the drive from the supply (note that the switch-disconnector on the door
does not switch off the voltage from the input terminals)
• wait for 5 minutes to let the intermediate circuit capacitors discharge
• open the cabinet doors
• ensure there is no dangerous voltage present by measuring the voltage of the
input terminals and the intermediate circuit terminals.
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Maintenance