RiTTO TWINBUS, System Manual

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Installation: Assembly, connection and start-up
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2.2 Door intercom systems with internal speech communication
The assembly, connection and start-up of a TwinBus system depends on the design of the system and the type of
TwinBus devices that are used. Information on how to carry out the work can be found in the following. More
information can be found in the descriptions of the individual TwinBus devices.
2.2.1 Assembly and connection
2.2.2 Starting up
The information on the initial start-up and expansion of a TwinBus door intercom system can be found on the pages
that follow.
One or multi-family residence with one main bus line
Block diagram: one or multi-family residence with one main bus line.
Danger!
Electrical voltage
Risk of electric shock.
Risk of burning.
Damage to equipment and malfunctions.
Countermeasures:
Isolate all live cables before starting the work.
Protect the switched-off lines from being mistakenly switched on again.
Test that the power is off. Earth and short-circuit..
Cover up neighbouring live parts.
All work and electrical connections must comply with the national regulations of the respective
country (e. g. the VDE regulations in Germany) and be carried out by appropriately trained
experts.
RiTTO
1 4760
1 4751
2
2
2
1 7573
4
2
1 7650
1 7650
1 7650
230 V
B0018-1