LBS DRAGON POWER 3, User Manual, Page: 16 / 62

User Manual 2Overview
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If BMD port is disconnected, the UPS will turn to bypass power supply, and at the same time, the
LCD shows BMD fault. Once the port recovers short connection, the fault will be removed
automatically.
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If the EPO port is disconnected, the UPS will shut down all inverter and bypass output and at the
same time, the LCD shows EPO fault. The UPS needs to be power down completely and short
connect the EPO port, the fault will be removed automatically.
If the BMD and EPO detection function won't be used, please short the port by equipped 4P terminal.
When the function needs to be used, dismantle the short wire of BMD or EPO port and connect it with
corresponding status signal input of maintenance bypass breaker or EPO.
2.1.4 Fittings Illustration
10-40kVA series UPS and distribution module has 4 kinds of copper bar, as shown
in2032624074.0.264318872 . . User can set the UPS to 33 mode or 31 mode according to needs after
connecting the copper bar to the wiring terminal.
Copper bar illustration
Copper bar No. Illustration Sketch map
1# 2PIN copper bar N
2# 2PIN copper bar N
3# 3PIN copper bar
4# 3PIN copper bar
The installation position of each mode is as shown in2032624074.26.264318872 . ,Figure2-6.