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66
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Table6-1 Description
Terminals
Description
AC IN
AC input terminals, including R,S,T,PE.
PV
PV array DC input terminals, including PV+,PV-.
MOTOR
Output terminal, connect with AC pump, including U,V,W.
SENSOR
Water level sensor signal input terminal (optional)
COM
RS485 or GPRS communication interface (optional)
Grounding terminal(Grounding screw on the right side of inverter case)
14.2 Cable Selection
Please select cable according to the following table.
Table 6-3 Specification of Cables for Electrical Connection
Inverter
Cable range
（
AWG
）
Cable recommended
（
AWG
）
DC side
AC side
DC side
AC side
PV+
、
PV-
U
、
V
、
W
PE
PV+
、
PV-
U
、
V
、
W PE
JNP11KH-V5
5-6
7-8
7
5
7
7
JNP15KH-V5
5-6
7-8
7
5
7
7
JNP18K5H-V5
5-6
7-8
7
5
7
7
14.3 AC Side Electrical Connection
Danger
！
It’s forbidden to connect several inverters in parallel to one set of pump!
Danger
！
Ensure that all cables have no charge before electrical operation!
