华为R4875G1通信电源整流模块48V7 华为R4875G1
华为R4875G1介绍
华为R4875G1是一款GX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%
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
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 Module 48V7 Huawei R4875G1
Introduction of Huawei R4875G1
Huawei R4875G1 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. By using *** new 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.
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.
Relative humidity 5%-95%(no condensation)
Working Voltage 85-300 VAC
Input Voltage Single-Phase Three-Wire System (or 110VAC Dual-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
