Electric voltage!
Direct or indirect contact with live components can cause dangerous
currents to flow through the body, which may result in electric shock,
burns or even death.
- Always disconnect the main power supply prior to installation
and/or disassembly.
- Work on the 110 V - 240 V supply system must be performed only
by qualified personnel.
Electric voltage!
Install the device only if you have the necessary qualifications.
- Incorrect installation endangers your life and that of the user
of the electrical system.
- Incorrect installation can cause serious damage to property,
e.g., fire.
The minimum necessary expert knowledge and requirements for the
installation are as follows:
- Apply the "five safety rules" (DIN VDE 0105, EN 50110):
1. Disconnect from power source
2. Secure against being re-connected
3. Ensure that there is no voltage
4. Connect to the earth
5. Cover or barricade adjacent live parts
- Wear suitable personal protective clothing.
- Use only suitable tools and measuring devices.
- Check the type of supply network (TN system, IT system, TT
system) to secure the following power supply conditions (classic
connection to ground, protective grounding, necessary additional
measures, etc.).
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