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Mounting / Installation
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7 Mounting / Installation
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Warning
Electric voltage!
Risk of death and fire due to electrical voltage of 230 V.
– Low-voltage and 230 V cables must not be installed together in a flush-mounted socket!
In case of a short-circuit there is the danger of a 230 V load on the low-voltage line.
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7.1 R equirements for the electrician
Warning
Electric voltage!
Install the device only if you have the necessary electrical engineering knowledge and experience.
s Incorrect installation endangers your life and that of the user of the electrical system.
s Incorrect installation can cause serious damage to property, e.g. due to fire.
The minimum necessary expert knowledge and requirements for the installation are as follows:
s Apply the "five safety rules" (DIN VDE 0105, EN 50110):
1. Disconnect from power;
2. Secure against being re-connected;
3. Ensure there is no voltage;
4. Connect to earth;
5. Cover or barricade adjacent live parts.
s Use suitable personal protective clothing.
s Use only suitable tools and measuring devices.
s Check the type supply network (TN system, IT system, TT system) to secure the following
power supply conditions (classic connection to ground, protective earthing, necessary
additional measures, etc.).
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7.2 General installation instructions
s Terminate all branches of the wiring system via a connected bus device (e.g., indoor station, outdoor station,
system device).
s Do not install the system controller directly next to the bell transformer and other power supplies (to avoid
interference).
s Do not install the wires of the system bus together with 230 V wires.
s Do not use common cables for the connecting wires of the door openers and wires of the system bus.
s Avoid bridges between different cable types.
s Use only two wires for the system bus in a four-core or multi-core cable.
s When looping, never install the incoming and outgoing bus inside the same cable.
s Never install the internal and external bus inside the same cable.
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