Sofar solar SOFAR 3.3KTLX-G3 - 4.4. PV Side Connection (DC-Input)

SOFAR 3.3~12KTLX-G3 User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd.
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Figure 4-9 AC cable connection instruction diagram (1)
Step 3: After assembling the PG waterproof connector, connect the cable to the
AC terminal block L1, L2, L3, N, PE contacts, and fasten them (1~1.6 N · m).
Tighten the lock nut of PG terminal clockwise (5~5.5 N · m).
Figure 4-10 AC cable connection instruction diagram (2)
4.4. Connect PV side of inverter (DC-Input)
Table 4.2 Recommend DC input cable size (maximum tolerance voltage >=
1100V PV cable)
Copper cable cross section area（mm
2
）
Cable OD (mm)
4~6.0
6.0~9.0
Step 1:
Figure 5-2 Recommend DC cable size
Step1: Find the metal contact pins in the accessories bag, connect the cable
according below diagram (1.Positive cable, 2. negative cable)
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