产品简介
华为R4875G1通信电源整流模块48V75A 华为R4875G1
华为R4875G1介绍
华为R4875G1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。
华为R4875G1特点
丨效率：≥96%
丨输入电压范围：85～300VAC
丨工作温度范围：-40+75℃
丨总谐波失真（THD）：≤5%
华为R4875G1通信电源整流模块
丨支持在线热插拔功能
丨全数字化控制
丨支持智能电表
丨支持RS485通讯
丨支持电压电流调整功能
丨满足RoHS要求
丨通过TUV、CE、UL认证
华为R4875G1详细参数
尺寸 40.8*105*281
重量 ≤3kg
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）
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 45～65Hz，额定值：50Hz/60Hz
华为R4875G1通信电源整流模块
输入电流 ≤20A
功率因素 0.99
THD ≤5%
输出电压 42～58VDC 默认输出：53.5VDC
输出功率 4500w
Huawei R4875G1 Communication Power Supply Rectifier Module48V75A Huawei
R4875G1
Introduction of Huawei R4875G1
Huawei R4875G1 is a high efficiency and high power densitydigital rectifier
module, which realizes 85-300 VAC input and 53.5 VDC ratedoutput conversion. It
has the advantages of soft start, perfect input and outputprotection, low noise a
nd parallel operation. By using *** new power supply monitoringtechnology, the
rectifier module and load can be monitored in real time, and theoutput voltage
can be adjusted through the background.
Characteristics of Huawei R4875G1
Efficiency: > 96%
Input Voltage Range: 85-300 VAC
Working temperature range: - 40 + 75 C
Total Harmonic Distortion (THD): <5%
Supporting on-line hot-swap function
Full Digital Control
Supporting Intelligent Meter
Support RS485 communication
Support Voltage and Current Adjustment Function
Meet RoHS requirements
Through TUV, CE, UL certification
Detailed parameters of Huawei R4875G1
Size 40.8*105*281
Weight less than 3kg
Operating temperature - 40 +75, 55, no reduction in output
Storage temperature - 40 +75.
GIE4805S
核达中远通VPE4840/1070-3
金威源GP48600A
金威源GP48600A通信高频开
金威源GPE4890A
金威源48V90A嵌入式通信电
GPE4840A金威源
金威源GPE4840A嵌入式通信
Relative humidity 5%-95%(no condensation)
Working Voltage 85-300 VAC
Input Voltage Single-Phase Three-Wire System (or 110VACDual-Wire)
Input frequency 45-65Hz, rated value: 50Hz/60Hz
Input current < 20A
Power factor 0.99
THD < 5%
Output Voltage 42-58 VDC Default Output: 53.5 VDC
Output power 4500W
