ETP4890-B3A1系统配置见表2-1。
表2-1 ETP4890-B3A1系统配置项目 | 系统配置 |
|---|
插框 | 3U电源系统 |
监控模块 | SMU01C（1个） |
整流模块 | 最大可配置3个R4830N2或R4830G1 |
交流防雷 | 标称雷击放电电流20kA，最大放电电流40kA，8/20μs |
直流防雷 | 差模10kA，共模20kA，8/20μs |
Presentation
The appearance drawing of etp4890-b3a1 is shown in Figure 3-1.
Figure 3-1 appearance of etp4890-b3a1
(1) AC lightning arrester
(2) AC input air switch
(3) Grounding screw
(4) Installation space of rectifier module
（5）SMU01C
(6) DC output air switch
(7) Battery air switch
（8） RTN+ bus
The monitoring module and the rectifier module cannot be interchanged, otherwise the monitoring module and the rectifier module may be damaged.
Model description
Model description of etp4890-b3a1 is shown in Figure 2-1.
Figure 2-1 model description of etp4890 – b3a1
Product overview
Etp4890-b3a2 is a box type power supply system, which supplies power to communication equipment of – 48V DC series, with the maximum output current of 90a.
System characteristics
Voltage range: 85V AC ~ 300V AC
The monitoring module supports the general electric protocol and can be connected to the moving ring
The monitoring module has the functions of communication, alarm, etc., which can monitor and control the operation status of the power system and support environmental monitoring, and timely report the fault to the police
Support Chinese and English LCD interface display and key operation
Support electronic label identification function
Support hot plug of rectifier module and monitoring module
The power factor value of rectifier module reaches 0.99
system configuration
See table 2-1 for system configuration of etp4890-b3a1.
Table 2-1 etp4890-b3a1 system configuration
project
system configuration
Insert frame
3U power system
Monitoring module
Smu01c (1)
Rectifier module
Up to 3 r4830n2 or r4830g1 can be configured
AC lightning protection
Nominal lightning discharge current 20KA, maximum discharge current 40ka, 8 / 20 μ s
DC lightning protection
Differential mode 10kA, common mode 20KA, 8 / 20 μ s
