华为嵌入式通信电源有那些特点？

华为嵌入式通信电源有那些特点？

概述

嵌入式电源系统是嵌装在一体化通信机柜中，给同机柜中的通信、数据设备提供直流基础电能的电源设备，它同时具有一定通用性，是一种安全、可靠、高性能的供电系统。

华为通信电源ETP4890系列嵌入式通信电源系统为标准19英寸结构设计，包含有分立整流模块冗余式配置、控制模块、配电单元和系统插箱，支持SNMP网管嵌入式系统。 电需求。

是新一代绿色节能通信电源系统，以体积小功率密度大，功能全、性能稳定、转化效率高为特点，满足通信行业设备的供电需求。

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通信电源的特点

系统容量：48VDC 30A/60A/90A。

功率因数：采用有源功率因数补偿技术，功率因数≥0。

输入电压: AC220V 范围 AC90V～290V。

工作温度: -25℃～+55℃。

工作湿度≤90%。

存储温度:-30℃～+70℃。

效率高，满载效率≥92%。

估算MTBF≥100000小时。

海拔高度≤3000米。

热插拔:采用无损伤热插拔技术,方便维护。

浪涌保护：完善的输入防雷设计。

电池管理：电池欠压保护，和负载下电功能。

网络管理：具备强大的网管平台，支持以太网管理。

故障告警：完备的故障保护、告警功能。

低噪声、电磁兼容性好，符合EN61000-6-3和EN61000-6-2。

19〞标准结构，体积小，功率密度大。

安全可靠：符合安全标准EN60950和IEC950。

What are the characteristics of embedded communication power supply?

Summary

Embedded power supply system is a kind of power supply equipment embedded in the integrated communication cabinet, which provides basic DC power for communication and data equipment in the same cabinet. It is a safe, reliable and high-performance power supply system.

The etp4890 series embedded communication power supply system of Huawei communication power supply is a standard 19 inch structure design, including redundant configuration of discrete rectifier module, control module, power distribution unit and system plug-in box, supporting SNMP network management embedded system. Electricity demand.

It is a new generation of green energy-saving communication power supply system, characterized by small volume, high power density, full function, stable performance and high conversion efficiency, which meets the power supply demand of communication industry equipment.

Characteristics of communication power supply

System capacity: 48VDC 30A / 60A / 90a.

Power factor: adopt active power factor compensation technology, power factor ≥ 0.

Input voltage: AC220V range AC90V ~ 290v.

Operating temperature: - 25 ℃ ~ + 55 ℃.

Working humidity ≤ 90%.

Storage temperature: - 30 ℃ ~ + 70 ℃.

High efficiency, full load efficiency ≥ 92%.

Estimated MTBF ≥ 100000 hours.

Altitude ≤ 3000m.

Hot plug: non destructive hot plug technology, easy to maintain.

Surge protection: perfect input lightning protection design.

Battery management: battery undervoltage protection, and load off function.

Network management: with a strong network management platform, supporting Ethernet management.

Fault alarm: complete fault protection and alarm functions.

Low noise, good electromagnetic compatibility, in line with en61000-6-3 and en61000-6-2.

19 "standard structure, small size, high power density.

Safe and reliable: in accordance with the safety standards en60950 and IEC950.

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