Fronius Symo 10.0-3 480, Instruction Manual

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10
Warning Notices
Affixed to the De-
vice There are warning notices and safety symbols on and in the inverter. These warning notic-
es and safety symbols must NOT be removed or painted over. The notices and symbols
warn against operating the equipment incorrectly, as this may result in serious injury and
damage.
Text of Warning Notices:
WARNING!
An electric shock can be fatal. Before opening the device, it must be de-energized at the
input and output. Allow the capacitors to discharge (5 minutes).
Information on
Dummy Devices A dummy device should not be connected to a photovoltaic system for real operation and
may only be used for demonstration purposes.
IMPORTANT! When using a dummy device, you should never connect a live DC cable to
the DC connection sockets.
You may connect live cables or cable pieces for demonstration purposes.
Dummy devices can be recognized by their device rating plate:
Example: Dummy device rating plate
String Fuses Only applies to device type Fronius Symo 15.0-3 208 and device types Fronius Symo
15.0-3 480 / 20.0-3 480 / 22.7-3 480 / 24.0-3 480 with the "Ecofuse" option:
The use of string fuses in the Fronius Symo provides additional fuse protection for solar
modules.
The maximum short circuit current I
SC
, the maximum module backfeed current I
R
and the
Safety Symbols:
Danger of serious injury or damage due to
incorrect operation
Do not use the functions described until
you have thoroughly read and understood
the following documents:
-
These operating instructions
- All operating instructions for system
components of the photovoltaic sys-
tem, especially the safety rules
Dangerous electrical voltages
You must wait until the capacitors have
discharged.