华为整流模块PSU4850A通信电源53V50A技术参数/报价

PSU4850A，华为整流模块,华为通信电源，华为整流模块PSU4850A通信电源53V50A技术参数/报价

华为PSU4850A整流模块|华为48V50A通信电源
华为PSU4850A整流模块|华为48V50A通信电源

华为PSU4850A 220v变48v50 开关电源
华为48V50A电源

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华为通信电源模块PSU4850A直流开关电源模块

华为电源PSU4850A整流模块 ACDC 输出48V 50A 高效电源模块

简 介：PSU4850A是一款高效率、高功率密度的数字化整流模块，实现85～300VAC输入，53.5VDC额定输出的转换。具有软启动、完善的输入和输出保护、低噪音、可并联使用等优点。采用*新电源监控技术，实现整流模块及负载的实时监控、通过后台调节输出电压的功能。
优 势：

?高效：≥96%
?输入电压范围：85～300VAC
?工作温度范围：-40℃～+75℃
?总谐波失真（THD）：≤5%
?支持在线热插拔功能
?全数字化控制
?支持智能电表
?支持RS485通讯
?支持电压电流调整功能
?满足RoHS要求
?通过TUV、CE、UL、CB认证
其他特性
尺寸 88.9（高）mm×103（宽）mm×243（深） mm
重量≤2.8kg
散热模式 风冷
电气特性 特性描述
输入特性
工作电压85～300VAC
输入电压制式 单相三线制（或110VAC双火线）
输入频率45～65 Hz
额定值：50Hz/60Hz
*大输入电流≤18.5 A
功率因数≥0.99
THD≤5%
输出特性
输出电压42～58VDC
默认输出：53.5VDC
输出功率3000W（176～300VAC）
环境指标
工作温度-40℃ ～+75℃，55℃输出不降额
存储温度-40℃ ～+75℃
相对湿度5%～95%（无凝露）
海拔≤4000m（3000～4000m时使用环境条件下的高温降额，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：<85VAC
输出过压保护 58.5～60.5 VDC（监控模块可调）
输出短路保护 可长期短路
过温保护 过温保护点：>75℃

可靠性指标 MTBF >500,000小时
噪音 指标 ≤45dB

安规/EMC/防雷特性
安规认证
通过TUV、CE、UL认证
获得CB证书
符合UL60950-1
IEC60950-1
CAN/CSAC22.2 No. 60950 -1
EN60950-1
EMC
EN55022 Class B
EN55024
EN61000-3-2
EN61000-3-3
ETSI EN300 386
ETSI EN301489
ITU-T K.20
防雷 YD 5098-2005 5KA

 Huawei PSU4850A Rectifier Module
Huawei PSU4850A Rectifier Module
Huawei PSU4850A 220V to 48v50 switching power supply
Huawei Communication Power Supply Module R4850G, R4850G1 DC Switching Power Supply Module
Huawei Power R4850G1 Rectifier Module ACDC Output 48V 50A High Efficiency Power Supply Module

Brief introduction: R4850G1 is a high efficiency and high power density digital rectifier module, which realizes 85-300 VAC input and 53.5 VDC rated output conversion. It has the advantages of soft start, perfect input and output protection, low noise and parallel operation. With the latest power supply monitoring technology, the rectifier module and load can be monitored in real time, and the output voltage can be adjusted through the background.
Advantages:
High efficiency: > 96%
Input voltage range: 85-300 VAC
Working temperature range: - 40 75 C
Total Harmonic Distortion (THD): <5%
Support online hot swap function
Full digital control
Supporting smart meters
Support RS485 communication
Support Voltage and Current Adjustment Function
Meet RoHS requirements
Through TUV, CE, UL, CB certification
Other characteristics
Size 88.9 (high) mm x 103 (wide) mm x 243 (deep) mm
Weight less than 2.8kg
Heat dissipation mode air cooling
Characteristic description of electrical characteristics
Input characteristics
Working Voltage 85-300 VAC
Input Voltage Single-Phase Three-Wire System (or 110VAC Dual-Wire)
Input frequencies 45-65 Hz
Rating: 50Hz/60Hz
Maximum input current < 18.5A
Power factor (> 0.99)
THD less than 5%
output characteristic
Output Voltage 42-58VDC
Default output: 53.5VDC
Output power 3000W (176-300VAC)
Environmental indicators
Operating temperature - 40 +75, 55, no reduction in output
Storage temperature - 40 +75.
Relative humidity 5%-95%(no condensation)
When the altitude is less than 4000 m (when the temperature is between 3000 and 4000 m, the temperature drop will decrease by 1 C for every 200 m increase)
Protection characteristics
Input Overvoltage Protection Overvoltage Protection Point: > 300VAC
Input undervoltage protection undervoltage protection point: <85VAC
Output Overvoltage Protection 58.5-60.5 VDC (Monitoring Module Adjustable)
Output Short Circuit Protection Can Short Circuit for Long Term
Over-temperature Protection Point: > 75 Temperature
Reliability index MTBF > 500,000 hours
Noise Indicator <45dB
Safety Regulation/EMC/Lightning Protection Characteristics
Safety and regulation certification
Pass TUV, CE, UL certification
Obtain CB Certificate
Compliance with UL60950-1
IEC60950-1
CAN/CSAC22.2 No. 60950-1
EN60950-1
EMC
EN55022 Class B
EN55024
EN61000-3-2
EN61000-3-3
ETSI EN300 386
ETSI EN301489
ITU-T K.20
Lightning Protection YD 5098-2005 5KA

华为PSU4850A整流模块|华为48V50A通信电源
华为PSU4850A整流模块|华为48V50A通信电源

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