Installation; Safety - Fronius Signal Card Operating And Installation Instructions

Installation

Safety

Fronius Signal To install the Fronius Signal Card, please see the following section in the
Card inverter operating instructions: „Installing plug-in cards"
Please note The following points should be borne in mind when installing the Fronius
Signal Card:
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Connection
cable specifi-
cation
WARNING! Danger due to grid voltage and DC voltage from solar
modules. The connection compartment should only ever be
opened by an authorised electrical engineer. The separate hou-
sing containing the power modules must only be opened by a
Fronius-trained service technician and only when in a de-ener-
gised state.
Only install Fronius Signal Cards in the slots marked „Option 1",
„Option 2" or „Option 3"
Never insert a Fronius Signal Card into a slot marked ENS
NOTE! The effectiveness of the strain-relief device is only guaran-
teed for cables of a certain thickness. Fronius recommends a 3-pin
0.75 mm² sheathed cable or a cable of equivalent thickness.
15 mm
5 mm
Strip the connection cable insulati-
on as follows:
- Strip 15 mm of the sheathed
cable insulation
- Strip 5 mm of insulation off the
individual wires
5