Table 8-1
Component configuration of the ETP4890 power system
Component
Configuration
AC and DC power distribution subrack
1
Monitoring module
1
Rectifier module
1 to 3 (optional)
The ETP4890 power system can be configured with three rectifier modules, which are connected
in parallel for output.
shows the mapping between the quantity of rectifier modules in the ETP4890 power
system and the maximum output current.
Table 8-2
Mapping between the quantity of rectifier modules of the ETP4890 power system
and the maximum output current
Quantity of Rectifier Modules
Maximum Output Current
1
l
30 A,55°C
l
25 A,60°C
2
l
60 A,55°C
l
50 A,60°C
3
l
90 A,55°C
l
75 A,60°C
Communication Ports on the Monitoring Module
describes the communication ports on the monitoring module. A user can set the baud
rate of the device using the LCD or web interface of the monitoring module.
Table 8-3
Communication ports on the monitoring module
Communication
Port
Communication
Mode
Communication
Parameter
Description
COM
RS485/RS232
Baud rate: 9600 bit/s
or 19200 bit/s
Used as a serial port,
communicating with
the upper device
RS485/RS232
RS485/RS232
Baud rate: 9600 bit/s
or 19200 bit/s
Used as a serial port,
supporting the
northbound/
southbound
communications
UA5000 Universal Access Unit
Environment Monitoring
8 ETP4890 Monitoring Solution
Issue 01 (2012-08-17)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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