Njoy Ranger 30KR User Manual page 11

5) Refer to the following wiring diagram:
Wiring diagram of parallel system
2.5 Software Installation
For optimal computer system protection, install UPS monitoring software
to configure UPS shutdownoperation.
Operations
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3.1 Button Operation
1) Before operation, make sure that the two strings of batteries are
connected correctly in order of "+,GND,-" terminals and the breaker of the
battery pack is at "ON" position (only for long-run model).
2) Press the " Power" button to set up the power supply for the UPS.
UPS will enter into power on mode. After initialization, UPS will enter into
"No Output mode".
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