8.6.2 DC connection
DANGER
Destruction of the DC plug connectors
DC plug connectors can be destroyed by arcing if disconnected while still live. It is absolutely essential that
the following shutdown sequence be carried out in the correct order:
›
Check that there is no current in any of the DC cables using a clip-on ammeter.
›
Disconnect all DC connections one by one.
↻ Ensure there is no AC/DC voltage present.
↻ Check that there is no current using a clip-on ammeter.
↻ NOTE: Plug connectors may be unplugged under voltage, but never under
load.
1 Use a screwdriver (blade width 3 mm) to push out the latch on the coupling.
2 Leave the screwdriver in place.
3 Disconnect the DC connector from the DC socket.
9
Decommissioning and dismantling
9.1
Switching off the device
DANGER
Lethal voltages are still present in the connections and cables of the device even after the device has
been switched off and disconnected!
Severe injuries or death may occur if the cables and/or terminals/busbars in the device are touched.
›
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.
›
The device is only permitted to be opened or serviced by a qualified electrician.
›
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.
›
Keep the device closed when in operation.
DANGER
Destruction of the DC plug connectors
DC plug connectors can be destroyed by arcing if disconnected while still live. It is absolutely essential that
the following shutdown sequence be carried out in the correct order:
›
Check that there is no current in any of the DC cables using a clip-on ammeter.
›
Disconnect all DC connections one by one.
WARNING
Risk of burns caused by hot housing components
Housing components can become hot during operation.
›
During operation, only touch the housing cover on the device.
KACO blueplanet 15.0 TL3 KACO blueplanet 20.0 TL3
2
2
1
Fig. 24: Unplugging the plug con-
nector
1
Screwdriver
2
Latch
1
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