Sungrow SG4.0RT - Page 43

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(A) PV string (B) Inverter (C) Grid
(D) External device (E) AC circuit breaker (F) Smart energy meter
The SG5.0-20RT-P2 electrical connection should be realized as follows (Includes
optimizer):
(A) PV string (B) Optimizer (C) Inverter
(D) Grid (E) External device (F) AC circuit breaker
(G)Smart energy meter
table 5-3 Cable Requirements
No. Cable
Type
Cable Diameter
Wire Conductor
Cross-section
1 DC cable
Outdoor multi-core
copper wire cable
complying with
1100 V and 30 A
standard
6 mm–9 mm 4 mm
2
–6 mm
2
2 Ethernet
cable
CAT 5E outdoor
shielded network
cable
5.3 mm–7 mm 8 * 0.2 mm
2
User Manual 5 Electrical Connection