华为R4850S超高效整流模块48V50A通信电源模块现货供应

华为R4850S电源模块|华为R4850S1通信电源

“华为R4850S电源模块”参数说明

是否有现货： 是 认证： UL

**： 华为 类型： 开关式直流稳压器

输出电流： 123 输入电压： 321

输出电压： 345 输出功率： 321

频率范围： 1 工作温度： 1

产品认证： UL 型号： R4850S

规格： 1 商标： huawei

包装： 1

“华为R4850S电源模块”详细介绍

华为R4850S电源模块采用的是直流24V输入，显示器电源为直流15V；820采用交流220V输入，显示器为交流220V。该模块具有过电流、短路等保护功能。尺寸（高×宽×深）：40.8×105×281mm  效率：98% 输入电压：85~300VAC,单相三线或110VAC双火线 输出功率：3000W。 

R4850S模块特点： 

·业界****98%整流模块 

·全系列1U高模块，体积小，功率密度高 

·MTB**过50万小时，稳定可靠 

·三相模块支持缺相工作 

·**强的电网和坏境适应性 

·支持热插拔功能 

·完善的模块智能休眠功能 

·全数字化控制 

·支持智能电表 

·支持CAN总线通讯功能 

·支持电压电流调整功能 

保护特性 

?输入欠压保护 

?输出过流保护（打嗝模式） 

?输出短路保护（打嗝模式） 

?输出过压保护（自恢复） 

?过温保护（自恢复） 

关键特性 

?率 

?高功率密度 

?快速动态响应 

?模块支持表贴和回流焊 

?输出具有Sense功能 

安全特性 

?符合UL60950-1和IEC/EN60950-1标准 

?获得UL认证 

?所有材料满足UL94,V-0 阻燃等级 

?满足RoHS6要求 

应用场景 

?分布式电源架构 

?中间总线架构 

?通信设备 

?服务器和存储器 

?网络设备 

?工业设备 

华为全系列高密整流模块R4850S，输出容量覆盖1**-100A，870W-6000W，较率可达98%，具有高可靠、高功率密度、软启动、完善的输入和输出保护、低噪声等特点。应用于嵌入式电源系统ETP4830-A1、ETP4890-A2、室外电源、室内电源以及**机房大电源等华为全系列-48V直流通信电源。

R4850S工作特性：

尺寸（高×宽×深）：40.8×105×281mm

 效率98%

输入电压85~300VAC,单相三线或110VAC双火线

输出功率3000W

应用场景

无线通信

数据通信

网络通信

服务器、工作站 控制特性

CNT使能控制

坏境指标

工作温度：-40℃~+75℃，65℃输出不降额

存储温度：-40℃~+75℃

相对温度：5%~95%(无凝露）

海拔变化: ≤4000m（3000~4000m时使用条件环境下的高温降额，每升高200m降低1℃）

保护特性

输入过压保护:过压保护点：>300VAC

输入欠压保护:欠压保护点：<80VAC

输出过压保护:58.5~60.5 VDC(监控模块可调）

输出短路保护:工作簿1 20

过温保护:过温保护点：>75℃

可靠性指标:MTBF >500,000小时

"安规/EMC/防雷特性"

安规认证"通过TUV、CE、UL认证，获得CB**，

ETSI EN301489 

ITU-T K.20"

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华为电源 整流模块 技术应用选型

.R4850(R4850N2、R4850N6、R4850G1,R4850G2、R4850G6、R4850S1

Huawei R4850S Power Supply Module

Explanation of "Huawei R4850S Power Supply Module"Parameters

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Is there a spot: Yes, Certification: UL

Brand: Huawei Type: Switching DC Regulator

Output Current: 123 Input Voltage: 321

Output Voltage: 345 Output Power: 321

Frequency range: 1. Working temperature: 1

Product Certification: UL Model: R4850S

Specification: 1. Trademark: Huawei

Packaging: 1

Detailed Introduction of "Huawei R4850S Power SupplyModule"

Huawei R4850S power module uses 24V DC input and 15V DC displaypower supply; 820 uses 220V AC input and 220V AC display. Themodule has over current and short circuit protection functions.Dimensions (high x wide x deep): 40.8 x 105 x 281 mm efficiency:98% input voltage: 85-300 VAC, single-phase three-wire or 110 VACdouble-wire output power: 3000W.

R4850S module features:

· Industry** Super High Efficiency 98% Rectifier Module

· Full series 1U high module, small size, high power density

· MTB more than 500,000 hours, stable and reliable

· Three-phase module supports phase-absent operation

· Super power grid and environmental adaptability

· Supporting Hot Swap Function

· Perfect Modular Intelligent Sleeping Function

· Full Digital Control

· Supporting Intelligent Meter

· Supporting CAN Bus Communication Function

· Support Voltage and Current Adjustment Function

Protection characteristics

Input undervoltage protection

Output Overcurrent Protection (Burp Mode)

Output Short Circuit Protection (Burp Mode)

Output Overvoltage Protection (Self-Recovery)

Overtemperature protection (self-recovery)

Key characteristics

High efficiency

High power density

Fast dynamic response

Module support for tabling and reflow soldering

Output has Sense functionality

Safety characteristics

Meet UL60950-1 and IEC/EN60950-1 standards

Acquire UL certification

All materials meet UL94, V-0 flame retardant grade

Meet RoHS6 requirements

Application scenario

Distributed Power Architecture

Intermediate Bus Architecture

Communications equipment

Server and memory

Network devices

- Industrial equipment

Huawei series of high-efficiency and high-density rectifiermodule R4850S, output capacity covers 1**-100A, 870W-6000W, thehighest efficiency can reach 98%, with high reliability, high powerdensity, soft start, perfect input and output protection, low noisecharacteristics. Applied to embedded power supply systemETP4830-A1, ETP4890-A2, outdoor power supply, indoor power supplyand large power supply in the core computer room, Huawei series-48VDC communication power supply.

R4850S operating characteristics:

Dimensions (high *wide *deep): 40.8 *105 *281 mm

Efficiency 98%

Input voltage 85-300 VAC, single-phase three-wire or 110 VACdouble-wire

Output power 3000W

wireless communication

data communication

Network Communications

Server and workstation control characteristics

CNT Enabling Control

Bad environment index

Operating temperature: - 40 ~75 C, 65 C output withoutreduction

Storage temperature: - 40 ~75 ~

Relative temperature: 5%~95%(no condensation)

Altitude variations: <4000m (high temperature drop of3000-4000m under operating conditions, 1 C for every 200 mincrease)

Input Overvoltage Protection: Overvoltage Protection Point: >300VAC

Input undervoltage protection: undervoltage protection point:<80VAC

Output Overvoltage Protection: 58.5-60.5 VDC (Monitoring ModuleAdjustable)

Output Short Circuit Protection: Workbook 1 20

Overtemperature Protection: Overtemperature Protection Point:> 75 Temperature

Reliability index: MTBF > 500,000 hours

"Safety Regulation/EMC/Lightning Protection Characteristics"

Safety certification "through TUV, CE, UL certification,obtained CB**,

ETSI EN301489

ITU-T K.20 "

Application and Selection of Huawei Power Rectifier ModuleTechnology

R4850 (R4850N2, R4850N6, R4850G1, R4850G2, R4850G6, R4850S1)