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CAUTION
Property damage as a result of condensation
During pre-assembly of the device, moisture can enter the internal space via the DC connectors and the
dust-proof screw connections. The resulting condensate can cause damage to the device during installation
and start-up.
- Keep the device closed during pre-assembly and do not open the connection area until you
perform installation.
- Seal off any plug-in connections and screw fittings using sealing covers.
- Immediately remove any moisture from the housing.
7 Installation
7.1 General information
DANGER
Lethal voltages are still present in the connections and cables of the device even after the device has
been switched off and disconnected!
Coming into contact with the lines and/or terminals/busbars in the device can cause serious injury or
death.
› Do not open the device.
› The device must be mounted in a fixed position before being connected electrically.
› Comply with all safety regulations and current technical connection specifications of the responsible
power supply company.
› Switch off the grid voltage by turning off the external circuit breakers.
› Check that all AC and DC cables are completely free of current using a clip-on ammeter.
› Do not touch the cables and/or terminals/busbars when switching the device on and off.
7.2 Surveying the connection area
The connection for the AC supply is located on the housing in the lower right area. The DC input source is connected to the
DC plugs and DC sockets on the base plate.
A DC integrated isolator switch
Connection for communication unit
B DC connector for PV generator
Fig. 13. Surveying the connection area
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