Huawei Power R4850G ACDC rectifier output 48V 50A high- power modules

Description : R4850G1 is a high efficiency, high power density digital rectifier module, 85 ~ 300VAC input , 53.5VDC rated output conversion. With soft start , improve input and output protection , low noise, can be used in parallel and so on. Power monitoring using the latest technology to achieve real-time monitoring of the rectifier and load regulation of the output voltage through the background function .
Other Features
Dimensions 88.9 (H ) mm × 103 ( W ) mm × 243 ( D) mm
Weight ≤ 2.8kg
Air-cooled cooling mode
Electrical characteristics Characterization
Input Characteristics
Voltage 85 ~ 300VAC
Input voltage standard single-phase three-wire ( or 110VAC dual FireWire )
Input Frequency 45 ~ 65 Hz
Rating : 50Hz/60Hz
Maximum input current ≤ 18.5 A
Power factor ≥ 0.99
THD ≤ 5%
Output Characteristics
Output Voltage 42 ~ 58VDC
Default Output : 53.5VDC
Output power 3000W (176 ~ 300VAC)
Environmental Indicators
Operating temperature -40 ℃ ~ +75 ℃, 55 ℃ output without derating
Storage temperature -40 ℃ ~ +75 ℃
Relative Humidity 5% ~ 95% ( non-condensing )
Altitude ≤ 4000m ( using high-temperature derating ambient conditions during 3000 ~ 4000m , 200m increased by reducing 1 ℃)

Protection Features
Input over-voltage protection over-voltage protection point :> 300VAC
Input undervoltage protection under voltage protection point : <85VAC
Output overvoltage 58.5 ~ 60.5 VDC ( monitoring module adjustable )
Output short circuit protection for long-term short-circuit
Over Temperature Protection Over -temperature protection point :> 75 ℃

Reliability index MTBF> 500,000 hours
≤ 45dB noise indicators

Safety / EMC / lightning characteristics
Certification
By TUV, CE, UL certification
CB certificate obtained
Comply 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 YD 5098-2005 5KA