LBS DRAGON POWER 3, User Manual, Page: 22 / 62

User Manual 2Overview
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Dismantle diagram of front panel
When installing the front panel, insert the buttons at right side into the body, and then insert the buttons
at left side into the body.
Operation breaker illustration of distribution module (dismantle front panel)
Operation method of maintenance bypass mode: dismantle the protection plate of maintenance bypass
breaker, the detection switch of maintenance bypass status pop up automatically, the UPS close the
inverter and turn to bypass to supply power, then close the maintenance bypass breaker, turn off the AC
input breaker, bypass breaker and AC output breaker, at this time, the power for load turns to
maintenance bypass, the input and output of the UPS is disconnected, the maintenance can be done.
Recover inverter power supply from maintenance bypass power supply: connect the wires of UPS and
distribution module (including bypass maintain detection signal wire), and then close the AC input breaker,
bypass breaker and AC output breaker, after the work power of UPS normal and the LCD show bypass
output voltage, turn off the maintenance bypass breaker and lock the protection plate of maintenance
bypass breaker, finally, press the (ON) button to start the inverter to supply power.