6 Electrical Installation
6.1 Precautions
General precautions
Before starting work, make sure that the safety instructions in the chapter Introduction and
Safety on page 3 have been read and understood.
Electrical precautions
DANGER: Electrical Hazard
Before starting work on the unit, make
sure that the unit and the control
panel are isolated from the power
supply and cannot be energized. This
applies to the control circuit as well.
Equipment
locked out by
Name .......................
DANGER
WARNING: Electrical Hazard
Risk of electrical shock or burn. A certified electrician must supervise all electrical work.
Comply with all local codes and regulations.
WARNING: Electrical Hazard
There is a risk of electrical shock or explosion if the electrical connections are not correctly
carried out, or if there is fault or damage on the product. Visually inspect equipment for
damaged cables, cracked casings or other signs of damage. Make sure that electrical
connections have been correctly made.
WARNING: Crush Hazard
Risk of automatic restart.
CAUTION: Electrical Hazard
Prevent cables from becoming sharply bent or damaged.
Permanent magnet motor
WARNING: Electrical Hazard
The permanent-magnet motor generates voltage when the shaft rotates, even if power
sources are disconnected. Never perform any electrical work if the shaft could rotate.
Hazardous atmospheres
• Check the explosion risk before you weld or use electric hand tools.
DANGER: Inhalation Hazard
Before entering the work area, make sure that the atmosphere contains sufficient oxygen
and no toxic gases.
6 Electrical Installation
24 Concertor
™
6020 Installation, Operation, and Maintenance Manual
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