Huawei SUN2000-30KTL-US User Manual page 62

SUN2000-(25KTL, 30KTL)-US
User Manual
Procedure
Step 1 Remove an appropriate length of the insulation layer from the ground cables using a wire
stripper, as shown in
Figure 5-5 Stripped length
Step 2 Insert the exposed core wires into the conductor crimp area of the OT terminal and crimp
them using hydraulic pliers, as shown in
Figure 5-6 Crimping a cable
Step 3 Remove the ground screws from the ground points.
The following uses ground points 1 and 4 as examples to describe how to connect the ground
cables.
Step 4 Remove the locking caps at the GND and AC OUTPUT waterproof cable connectors at the
bottom of the SUN2000.
Step 5 Remove the plugs from the locking caps and route the ground cables into the locking caps.
Step 6 Put the PV side and protection ground cables into the GND and AC OUTPUT connectors at
the bottom of the SUN2000, respectively.
Issue Draft C (2016-01-12)
 Select ground points for PV side grounding and protective grounding based on the principle of easy
operation.
 For the system with multiple SUN2000s, connect the ground cables of each SUN2000 to a ground
bar in equipotential mode.
Figure
The crimping must result in full containment of the cable conductors and complete contact between the
cable conductors and the terminal.
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5-5.
Figure 5-6.
5 Electrical Connections
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