Jntech JNP Series - Schematic Diagram of Electrical Connection

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6.2 Schematic Diagram of Electrical Connection
Figure 6-2 is the schematic diagram of electrical connection among PV arrays,
Solar Pump Inverter and three phase AC pump. Water level sensor and
communication interface shall be connected if needed.
A. PV array
F. GPRS
module
E. Water level
sensor
C. Water pump
D. RS485 module
Solar pumping inverter
B. Power grid or
generator
+
-
Figure6-2 Electrical connection diagram of Solar Pump Inverter
Table6-2 Equipment list of Solar pump system
No.
Equipment name
Description
A
PV array
The max. Voc of each string is 880V.
B
Power grid or
generator
Power grid, diesel generator or other AC input
sources.
C
Pump
Three-phase alternating current pump
D
RS485
Communication
Optional, can be purchased from Supplier