2 Installation and cabling
VFD700 Solar pump inverter user manual 15
2.3.3 Typical cabling
PE
L
3
Run/Stop
DI1
DI2
DI3
DI4
DI5
DI6
DI7
0V
M
AO1
0V
DO1
DO2
0V
RL1
RL2
RL3
RL4
L
1
L
2
L
3
/
N
U
V
W
24V
+DC
−
DC
Motor
CN3
CN2
Common
PE
PE
HD300
The grid
A
B
RJ45 port
L
1
L
2
PV
modules
MPPT Voltage
reference
Q2
Q1
AI2
AI1
10V
0V
~
10V
0V
~
10V/0(4)mA
~
20mA
0V
sensor
Figure 2- 20 Typical cabling
NOTE:
Solar array output should be connected to the terminal ( +DC
、-
DC) of the drive,
please pay attention to the polarity of the solar array.
For control wire, recommend using unshielded twisted pair, shielded cable or
shielded twisted pair.
5.5kW
~
15kW models (including 220V/4kW) , internal DC Choke is fitted.
VFD700-PV