Huawei DPU40D-N06A3 User Manual page 27

DPU40D-N06A3, DBU20B-N12A3, and
DBU50B-N12A1 Distributed Power System
User Manual
Indicator
Ports
Figure 3-2 PSU ports
(1) Ground screw
(4) Load output port 2
(7) COM_DIN port
Power Ports
Table 3-2 Power port description
Port
PWR
LOAD1, LOAD2,
LOAD3
BAT
Communications Ports
Table 3-3 Communications port description
Communications
Port
Issue 04 (2020-02-29)
Color Status
Blinking at long
intervals (0.5 Hz)
(2) Power input port
(5) Load output port 3
(8) COM_ALM port
Fuse Specifications
1 × 16 A quick-connector (excluding
the fuse)
3 × 40 A quick-connector (with
replaceable fuses)
1 × 40 A quick-connector (excluding
the fuse)
Communications
Parameter
Copyright © Huawei Technologies Co., Ltd.
Description
Rectifier Protection/Rectifier Shutdown/
Communication Failure/Rectifier Power
Failure/Parallel Fail/AC Overvoltage
Protection/AC Undervoltage Protection
(3) Load output port 1
(6) Battery output port
Function
AC or DC input; connects to
the power supply.
DC output; connect to loads.
Battery port; connects to the
lithium battery.
Communications
Protocol
3 Components
Function
21