Sungrow SG20RT - Electrical Connection; Safety Instructions

4
5
M4
1.5 N m
AC
AC~
OT terminal
(Self-prepared)
RCD (if required):
SG7.0RT/SG8.0RT/
SG7.0RT-P2/SG8.0RT-P2:
20 A
SG3.0RT/SG4.0RT/
SG5.0RT/SG6.0RT/
SG5.0RT-P2/SG6.0RT-P2:
16 A
SG12RT/SG12RT-P2: 32 A
SG10RT/SG10RT-P2: 25 A
SG20RT/SG20RT-P2: 50 A
SG15RT/SG17RT
SG15RT-P2/SG17RT-P2:
40 A
OFF
1
2 3
For inverter models ＜15 kW
.
D
(1) 10 mm-12 mm
(2) 12 mm-16 mm
(3) 16 mm-21 mm
(x3)
triggered at a residual current of ≥ 300 mA for
others (according to local regulations)
It is recommended to use heavy duty conduits when run cables through Cavity walls, or lay out cables with corresponding conduits.
A RCD is not required if either of these two installation methods is adopted according to the local standard AS3000-2018.
(For “AU” and “NZ”)
66
8
7
9
4 5
30 mm
6.5 N m
a
b
Click
a
b
.
2
4...6 mm
ø10...21 mm
A: ≤45 mm
B: 12 mm-16 mm
A
B
PE
L3
L2
N
L1
38