5 Electrical Installation
5.1 Precautions
Before starting work, make sure that the safety instructions have been read and
understood.
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.
DANGER: Electrical Hazard
All electrical equipment must be grounded (earthed). Test the
ground (earth) lead to verify that it is connected correctly and
that the path to ground is continuous.
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.
CAUTION: Electrical Hazard
Prevent cables from becoming sharply bent or damaged.
5 Electrical Installation
APP 412 Installation, Operation, and Maintenance manual 15
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