Sofarsolar HYD 3K-6K-EP - Wire and Cable Specifications

HYD 3K~6K-EP User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd。
- 18 -
NOTE:The DVC is the voltage of a circuit which occurs continuously
between any two live part in the worst-case rated operating condition when used as
intended.
Table 4-2 The decisive voltage class(DVC)
Interface
DVC
PV input port
DVCC
Grid connection port
DVCC
Battery input port
DVCC
Load connection port
DVCC
USB/WiFi interface
DVCA
COM interface
DVCA
Link Port 0 & Link Port 1
DVCA
4.1. Wire instructions
Table 4-3 Cable description
Component
Description
Recommended
cable type
Recommended
cable specifications
+：Connect the positive
electrode of lithium battery
Outdoor
multi-core
copper cable
Conductor
cross-sectional
area:16mm
2
～
20mm
2
-
：
Connect the negative
electrode of lithium battery
+：Connect the positive
electrode of photovoltaic cell
Industry
common
outdoor
photovoltaic
cable
Conductor
cross-sectional
area:4mm
2
～6mm
2
-
：
Connect the negative
electrode of photovoltaic cell
Load
L
Outdoor
multi-core
copper cable
Conductor
cross-sectional
area:4mm
2
～
6mm
2
N
PE
AC
L
Outdoor
multi-core
copper cable
Conductor
cross-sectional
area:5mm
2
～8mm
2
N
PE
4.2. Connecting PGND Cables
Connect the inverter to the grounding electrode using protection ground