Connecting The Grounding - SMA SUNNY TRIPOWER CORE2 Operating Manual

SMA Solar Technology AG
18. Tighten the 2 screws on the cable compartment
cover (TX30, torque: 4.3 Nm).
8.2.3

Connecting the Grounding

An additional grounding of the inverter is required to protect from touch current in case the
grounding conductor fails at the terminal of the AC cable.
The inverter features a grounding terminal with 2 connection points for grounding (e.g. when using
a grounding electrode).
The connection points have been labeled with the following symbol:
The required M6x12 screw with spring washer and washer is included in the scope of delivery of
the inverter.
Additionally required material (not included in the scope of delivery):
☐ 1 grounding cable
☐ 1 ring terminal lug M6
☐ 1 heat-shrink tubing
Cable requirement:
☐ Cross-section of the grounding cable: at least 10 mm² if a copper cable is used, at least 16
mm² if an aluminum cable is used
Procedure:
1. Strip the grounding cable insulation.
2. Pull the heat-shrink tubing over the grounding cable.
The heat-shrink tubing must be below of the stripped
cable section.
Operating manual
8 Electrical Connection
1
2
STP110-60-BE-en-13
2x 2x 2x
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