Electrical Connections; Connecting Pgnd Cables - Huawei SUN2000-33KTL User Manual

SUN2000-(33KTL, 40KTL)
User Manual
Context
Before performing any electrical connection, ensure that the DC SWITCH is OFF. Otherwise,
the high voltage can result in fatal injury.
The cable colors shown in the electrical connection drawings provided in this chapter are for
reference only. Select cables in accordance with local cable specifications (yellow-green wires
are only used for grounding).

5.1 Connecting PGND Cables

Connect the SUN2000 to a ground bar over a protection ground (PGND) cable for grounding
purposes.
Prerequisites
The ground cable and OT terminals have been prepared.
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Context
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Issue 03 (2015-12-01)
5
Ground cable: outdoor copper-core cables with a cross sectional area of 8 mm
AWG) or more are recommended.
OT terminal: M6
Good grounding for the SUN2000 helps resist the impact of surge voltage and improve
the EMI performance. Connect the PGND cable before connecting the AC power cables,
DC power cables, and communications cables.
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Electrical Connections

5 Electrical Connections
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