21
PV array
PV combine
box
GPRS
antenna
Water level
sensor
Earth
Water
pump
RS485
module
Solar pumping inverter
Figure6-1 External connection terminals of inverter
Table6-1 Terminals Description
Terminals
Description
PV+
PV array positive input terminal .
PV-
PV array negative input terminal.
DC24V(optional)
24V DC power supply output terminal .
COM (optional)
RS485 communication interface.
PRESSURE(optional)
Pressure sensor connection terminal .
SENSOR (optional)
Water level sensor signal input terminals .
U\V\W \PE
Output terminal, connect with AC pump.
6.2 Schematic Diagram of Electrical Connection
Figure 6-2 is the schematic diagram of electrical connection among PV arrays,
solar pumping inverter and three -phase AC pump. Water level sensor and
communication interface shall be connected if needed.
Содержание JNP22KH
Страница 1: ...I User Manaul Solar Pumping Inverter JNP22 JNP30 JNP37KH JNP45KH JNP55KH JNP55KH V3 EN V2 3 ...
Страница 37: ...29 DG_IN SY_IN COM To water level sensor PV PV PE U V W Figure6 5 Terminal block schematic ...
Страница 45: ...37 Figure6 11 Reference picture of Mounting and dismounting ...