Mdu - Huawei FusionModule2000 Product Description

FusionModule2000 Smart Modular Data Center
Product Description
Pin
8

5.2.2.5 MDU

Appearance
Figure 5-49 MDU
(1) Status indicator
Table 5-28 Status indicator
Status
On
Off
Issue 06 (2020-05-21)
If cables are prepared onsite, follow the three methods below:

Connect pin 1 and pin 2. Pin 1 connects to RS485+ and pin 2 connects to RS485–.
 Connect pin 4 and pin 5. Pin 4 connects to RS485+ and pin 5 connects to RS485–.
 Connect pins 1, 2, 4, and 5. Twist cables to pin 1 and pin 4 into one cable and then connect it to
RS485+. Twist cables to pin 2 and pin 5 into one cable and then connect it to RS485–.
Color
Red
Yellow
Green
N/A
The indicator on the MDU panel is yellow when the bypass supplies power in non-ECO mode.
Copyright © Huawei Technologies Co., Ltd.
Description
N/A
(2) LCD touchscreen
Meaning
A critical alarm has been generated, and the buzzer sounds
continuously.
A minor alarm has been generated, and the buzzer buzzes at 2 Hz.
The UPS is running properly or a warning has been generated.
The MDU is powered off.
5 Power Supply and Distribution System
57