6.1.1 Safe working during electrical installation
For your safety
Before starting work, familiarize yourself with the hazards described in '
Hazards and safety precau‐
tions during installation
on page 30'.
Eligibility of personnel for the electrical installation
Only electricians from an authorized service company who are qualified and certified under the terms
of EN 50110-1 or in accordance with applicable national and local regulations are permitted to perform
work on electrical equipment.
Personal protective equipment
Wear the personal protective equipment specified in the section '
Personal protective equipment
on
page 43' of the 'For your safety' chapter for the relevant tasks.
Regulations for the electrical installation
Observe the following requirements to prevent hazards caused by faulty electrical connections:
The electrical supply must be connected in accordance with German VDE requirements
(0100/0700) and/or with applicable local regulations of the professional associations and of the rel‐
evant power supply company.
Live parts
Risk of electric shock from live parts and loose cables
When the safety cover is open, there is a risk of electric shock from touching live parts.
Make sure that any work on the electrical system is performed solely by a qualified electrician from
an authorized service company.
Before removing the safety covers:
Switch off all connections to the power supply.
Take protective measures at every power switch to ensure that the power cannot be switched
on again.
Make sure that the appliance is de-energized.
Make sure that the electrical connections are intact and connected securely before putting the
appliance into use.
Before preparing the appliance for use, make sure that the appliance, including all metallic
accessories, is connected to an equipotential bonding system.
6 Installation
Installation manual 71
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