Cable Requirements - Fronius Tesla Powerwall Installationsanleitung

(5)
(6)
Not shown:
-
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External fuse
Components for e.g. - External fuse
Cable require-
IMPORTANT! To ensure proper sealing of the Tesla Powerwall, the external diameter of
ments
the cables used must match that of the cable gland (see "Installation kit scope of delivery").
Use 4 mm² wires for all DC cable connections (double insulated PV cable, 1000 V DC).
Use a 4 mm² or 6 mm² cable for the earth connection.
Use a CAT5 cable as the communication cable. The CAT5 cable should have a cable cross
section of 0.25 mm² (AWG 24) to bridge a length of 20 m.
14
Cable gland A for NPT screw connection
ø5,5 ø5,5
A
ø5 ø6
- Holes: 2 x 5.5 mm for cables with an external diameter of 4.5 - 5.5 mm
- Holes: 1 x 5 mm for cables with an external diameter of 4 - 5 mm
- Holes: 1 x 6 mm for cables with an external diameter of 5 - 6 mm
Cable gland B for NPT screw connection
ø6 ø6
B
ø6 ø6
- Holes: 4 x 6 mm for cables with an external diameter of 5 - 6 mm
these Installation Instructions
Circuit Diagram
An external fuse can be installed instead of
the supplied Inline PV Fuses. Following
preconditions must be met for the compo-
nents:
- Housing: IP 65
For example: PVPower 4 pole IP65 en-
closure PV-N4D
- Fuse holder: 1000 V DC, 2-pin
For example: PVPower Double Pole
Fuse holder 1000V DC
- Fuse: 15 A, 1000 V DC
For example: PVPower Fuse 30F15PV