User Manual
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Wiring terminals are at the bottom of the inverter, as shown in the table below.
Item
Terminal
Note
1
Display and LED panel
Display the operation information and working status of the inverter.
2
Hanger
Used to hang the inverter on the wall-mounting bracket.
3
DC switch
Used to safely disconnect the DC circuit.
4
DC input terminal
PV connector (WTS-25-50K 8 pairs / WTS-40-50K-P 6 pairs)
5
Battery input terminal
Battery connector
6
COM1 port
WiFi/LAN/4G module connector
7
COM2 port
Multi-function Connector (Meter/BMS/RS485/DRED)
8
On-grid output terminal
Used for On-grid output cable connection
9
Back-up output terminal
Used for Back-up output cable connection
Connection area
PV1
PV2
PV3
PV4
DC SWITCH 3-4
BAT+
BAT-
COM2
COM1
BACK-UP
ON-GRID
DC SWITCH 1-2
1
2
3
3
4
4
5
6 7
8
9
2.3.1 Inverter
The Wattsonic WTS-[25-50kW]-100A-3P series inverter is also known as a hybrid inverter or storage inverter, which is
mainly used to combine the PV array, lithium battery, loads, and power grid to realize intelligent power management and
dispatching.
The WTS-[25-50kW]-100A-3P series hybrid inverter includes 7 models, which are listed below:
WTS-25K-100, WTS-30K-100, WTS-36K-100, WTS-40K-100, WTS-50K-100, WTS-40K-P-100, WTS-50K-P-100
