Electrical Connection
48
6.1.
Cable Requirements for Connection
No.
Cable
Type
Conductor
Cross
Section
Area
Range
Outer
Diamet
er
Source
1
Battery power
cable
Standard PV cable in
the industry (recom-
mended type: PV1-F)
25mm
2
N/A
Delivered with
the battery
2
Battery
communicatio
n cable
Standard network ca-
ble in the industry
(recommended type:
Cat5e, UTP, UV-re-
sistant for outdoor
use)
0.12
～
0.2
mm
2
(AWG26~
AWG24)
N/A
Delivered with
the battery
3
※
1
Signal cable
Standard network ca-
ble in the
industry (recom-
mended type: Cat5e,
FTP, UV-resistant for
outdoor use)
0.12
～
0.2
mm
2
(AWG26~
AWG24)
N/A
Delivered with
the inverter
4
PV power cable
Standard PV cable in
the industry (recom-
mended type: PV1-F)
4
～
6 mm
2
5.5 ~ 9
mm
Purchased by the
installer
5
※
2
Signal cable
Standard network ca-
ble in the industry
(recommended type:
Cat5e, FTP, UV-re-
sistant for outdoor
use)
0.12
～
0.2
mm
2
(AWG26~
AWG24)
4~6
mm
Purchased by the
installer
6
※
3
Signal cable
Multiple-core out-
door shielded twisted
pair cable
0.1
～
1.3
mm
2
4~6
mm
Purchased by the
installer
7
AC power
cable for
backup
Three-core (L, N and
PE)
outdoor copper cable
4
～
6 mm
2
10 ~ 14
mm
Purchased by the
installer
8
AC power
cable for grid
Three-core (L, N and
PE)
outdoor copper cable
4
～
6 mm
2
12 ~ 18
mm
Purchased by the
installer
9
PE cable
Single-core outdoor
copper cable
6
～
10
mm
2
N/A
Purchased by the
installer
※
1 For CT communication connection with inverter.
※
2 For CAN/RS485, LAN, Meter, DRM communication connection with inverter.
※
3 For AUX communication connection with inverter.
