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Overview

本产品为嵌入式通信电源,用于直接安装在通信设备机柜内为通信设备供电。本产品基础电源框最多安装 4个 48V 整流模块,配有监控模块,电池和负载接口分别由各自的断路器保护,正面操作、接线,可通过选配扩展整流框增加系统容量至 600A,也可选配扩展配电框,增加用户输出配置。

Features

19 英寸 4U 嵌入式结构,适合标准通信机柜

宽范围三相输入(304Vac-475Vac)

整机效率高达 95%以上。

支持 50A 与 75A 整流模块混插,即插即用,方便维护。

削峰填谷、错峰用电、叠光等节能用电功能

具有 RS485 通信接口和 LAN 接口,可集中监控管理

Specifications
参数表

系统型号

MER048E-600A

整流模块规格75A 1U 或 50A 1U,满配 12 个

基础单元(4U)

整流模块规格

75A 1U 或 50A 1U,满 配 4 个

监控模块

H52C0,LAN 接口和 RS485 接口

交流配电单元

交流输入100A/4P*2pcs,机械互锁
交流输出16A/1PN*3pcs

直流配电单元

用户类型支持软件自定义。标准配置:100A×1、32A×3,16A×2(铁塔用),可灵活扩展,最大支持 3 路125A 断路器扩展和 5 路63A 空开断路器。每个分路分别计量且可以软件控制上下电,设备定义断路器容量大小,63A 断路器可定义范围 1A~63A,125A 断路器可定义范围 1A~125A,定义步进为 1A(铁塔自用除外)。

电池开关

标准配置 125A/1PN*2pcs,支持扩展 125A/1PN*4pcs。

每个分路分别计量且可以软件控制上下电,且可以灵活配置成负载分路。

交流防雷

B+C 级,Imax=80kA+40kA

直流防雷

C 级,Imax=40KA

1U 整流扩展单元(选配)

整流模块规格

75A 1U 或 50A 1U,满 配 4 个

1U 配电扩展单元(选配)

用户类型支持软件自定义。可灵活扩展,最大支持安装 4 路 125A 断路器和 10 路63A 断路器。每个分路分别计量且可以软件控制上下电,设备可以定义断路器容量大小,63A 断路器可定义范围 1A~63A,125A 断路器可定义范围 1A~125A,定义步进为 1A。

2U 铅酸电池接入单元(选配)

两组独立电池输入接口(M10),每组配 250A 熔丝,可独立下电与计量,4 路输出端子(M8),具备与基础插框通信的接口。



技术指标
技术指标要求
基本工作条件温度-40℃~+55℃
湿度≤90% RH(40℃±2℃)
大气压力70kPa~106kPa
交流输入额定输入AC380V
输入范围AC304V~475V
频率范围45Hz~65 Hz
功率因数100%负载≥0.99
50%负载≥0.98
20%负载≥0.97

电压波形畸变率

≤5%
输出系统容量600A
直流输出-48V
稳压精度≤±1%
均流≦±5%
系统效率40%〜90%负载率≧95%
功能要求
市电削峰利用电源限功率输入,结合基站通信设备负载波动情况实现削峰功能。
错峰用电

根据每天峰谷电价情况设置错峰用电功能,实现谷时使用外市电,峰时使用电池放电(不使用市电)的功能

叠光功能

通过整流模块和太阳能模块槽位混插,快速实现叠光的功能,统一由监控模块实行管理。

交流配电单元计量功能

交流配电单元应具备计量功能,统计交流电压、电流、总用电量,计量精度不低于1%

扩容功能可根据需要,实现整流单元、直流配电单元、铅酸电池接入单元的扩容(软连接)
工作环境条件

参数

条件

最小

典型

最大

单位

温度

输出缺省电压及额定电流

-40

-

55

湿度

无凝露

5

-

90

%

海拔高度

2000 米以上须降容使用

0

-

5000

m

振动

(10~55)Hz、0.35mm正弦波

冲击

150m/s2、11ms


标准符合性

安全性

GB   4943.1-2011 / IEC 60950-1:2005 / EN60950-1:2006

电磁骚扰

GB 9254-2008 A级 / CISRP 22:2006   Class A / EN55022:2006 Class A

电磁抗扰度

GB/T 17626 / IEC   61000-4

告警保护功能

项目

保护条件

保护动作

指示

遥信

输入电压过低

<80Vdc

关机

红灯

干接点

输入电压过高

>300Vdc

关机

红灯

干接点

输出电压过高

>60.5Vdc

关机

红灯

干接点

内部温度过高

>75℃

关机

红灯

干接点

输出短路

关机

红灯

整流模块故障

红灯

干接点


机械特性

名称

型号

宽(mm)

深(mm)

高(mm)

重量(kg)

基础单元

MER048E-600A

482.6

400

177

25(不含模块

整流扩展单元MER048E-300A482.6400436(不含模块)
直流配电扩展单元MER048-DCDU300A482.6250438
电池接入单元MEXC48-250A482.625088.68
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