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TC500K3US-O Installation Instructions
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machine, and tightened with the corresponding line bank.
Step 3
Fireproofing mud is used to block up the gaps of threading board,
and check the leakproofness of the bottom of the inverter.
8.6 DC Side Wiring
The PV array is converged by the combiner box, and then connected to
the DC side of the TC500K3US-O inverter. The positive DC side of the
TC500K3US-O inverter is connected to the bottom of the fuse. The fuse has 3
groups: group A has 8 fuses located inside the DC, groups B and C are located
in the power cabinet; each group has 6 fuses, totally 20 fuses. The upper
positives shall be connected each to each with the lower negatives right. As
shown in Figure 8-5.
Figure 8-5 DC input wiring