艾默生HD4825-3通信电源模块25A开关电源整流模块现货供应

hd4825-3 高清流线25a，hd4825-3高清hd4825-3通信电源整流模块是艾默生公司设计的精心

设计的通信电源整流模块，模块效率高达92％，功率可达到1250w

2.hd4825-3 次大号

类别 名称 指标

hd4825-3 hd4830-3

环境条件 工作温度 －5～40℃

相对湿度 ≤90％rh（40±2℃）

海拔高度 ≤3000m（超过需降额使用）

其它 没有导电尘埃和腐蚀性气体，没有爆炸危险

输入参数 交流输入制式 三相五线制或单相三线制

输入电压 手动输入90～290vac，自动切换输入130～

280vac

频率 45～65hz

输入电流 每只模块输入交流单相13a

输出参数 输出额定电压 －42～－58vdc

输出额定电流 25a 30a

通信模块（整流模

块）间电流不均衡度

≤±5％ ≤±3％

整机效率 ≥90％

整机功率因数 ≥0.99

稳压精度 ≤1％

mtbf 250,000小时 200,000小时

杂音电压 衡重杂音 ≤2mv

峰峰杂音 ≤200mv

宽频杂音 ≤100mv（3.3khz～

150khz）

≤30mv（0.15mhz～

30mhz）

≤50mv（3.3khz～

≤20mv（0.15mhz～

离散杂音 ≤5mv（3.3khz～150khz）

≤3mv（150khz～200khz）

≤2mv（200khz～500khz）

≤1mv（0.5mhz～30mhz）

音响杂音 ≤55db（a）

交流输入告警和保护 交流输入过压告警点 280±5vac，监控模块可设

复点

270±5vac，低于交流输入过压告警点10vac

交流输入欠压告警点 170±5vac，监控模块可设

交流输入欠压告警恢

180±5vac，高于交流输入欠压告警点10vac

直流输出告警和保护 直流输出过压保护点 59.5±1vdc

直流输出过压告警点 58.5±0.2vdc，监控模块可设，欠压告警点

～58.5vdc

直流输出过压告警恢

58±0.2vdc，低于过压告警点0.5vdc

直流输出欠压告警点 45.0±0.2vdc，监控模块可设，40.0vdc～

过压告警点

直流输出欠压告警恢

45.5±0.2vdc，高于欠压告警点0.5vdc

负载下电动作点 44.0±0.2vdc，监控模块可设，电池保护动

作点～欠压告警点

电池保护动作点 43.2±0.2vdc，监控模块可设 ，40.0vdc～

负载下电动作点

绝缘电阻 试验直流电压500v，对地电阻≥10mΩ

绝缘强度 输入对地、输出对地、输入对输出，2kvac，漏电流≤30ma，时间

1min，无飞弧

抗雷击特性 交流输入侧能承受模拟雷电冲击电压波形为10/700μs，幅值为5kv

的正负极性冲击各5次；模拟雷电冲击电流波形为8/20μs，幅值为

20ka的正负极性冲击各5次。每次检验冲击间隔时间不小于

1min。 并可承受8/20ms模拟雷电冲击电流40ka，1次。直流侧能承

受模拟雷电冲击电流波形为8/20μs，幅值为10ka和15ka的冲击各

一次，冲击间隔不小于1min

机械参数 高×宽×深 132mm?86mm?330mm

重量

≤3kg

emerson hd4825-3 communication power supply 48v rectifier moduleemerson hd4825-

3

the output current of hd4825-3 is 25a, and the output voltage ofhd4825-3 is

-48v. hd4825-3 rectifier module of communication power supply isa well-designed

rectifier module of communication power supply designed byemerson company. the

efficiency of the module is up to 92%, and the maximum power canreach 1250 w.

2. specification parameters of hd4825-3 rectifier module

category

name

index

hd4825-3

hd4830-3

environment condition

working temperature

-5-40 c

storage temperature

-40-70

relative humidity

less than 90% rh (40 + 2 c)

altitude

other

no conductive dust and corrosive gases, no explosion risk

input parameter

ac input system

three-phase five-wire system or single-phase three-wiresystem

input voltage

manual input 90-290 vac, automatic switch input 130-280 vac

frequency

45-65hz

maximum input current

maximum input ac single-phase 13a per module

output parameters

output rated voltage

-42~58vdc

output rated current

25a

30a

communication module (rectifier module)

current imbalance between blocks

<5%

<3%

whole machine efficiency

more than 90%

power factor of the whole machine

over 0.99

stabilized voltage precision

less than 1%

mtbf

250,000 hours

200,000 hours

noise voltage

weighing murmur

less than 2mv

peak murmur

less than 200 mv

broadband murmur

less than 100 mv (3.3 khz-150 khz)

less than 30mv (0.15mhz~30mhz)

less than 50 mv (3.3 khz-150 khz)

less than 20mv (0.15mhz~30mhz)

discrete murmur

less than 5 mv (3.3 khz-150 khz)

less than 3 mv (150 khz-200 khz)

less than 2 mv (200 khz-500 khz)

less than 1mv (0.5mhz~30mhz)

sound murmur

less than 55db(a)

ac input alarm and protection

ac input overvoltage warning point

280+5vac, monitoring module can be set up

ac input overvoltage alarm recovery point

ac input undervoltage warning point

170 +5vac, monitoring module can be set up

ac input undervoltage alarm recovery point

180+5 vac, higher than 10 vac, ac input under-voltage alarmpoint

dc output alarm and protection

dc output overvoltage protection point

59.5+1 vdc

dc output overvoltage warning point

58.5 + 0.2 vdc, monitoring module can be set, under-voltagealarm point to 58.5

vdc

dc output overvoltage alarm recovery point

58 + 0.2 vdc, lower than 0.5 vdc over-voltage warning point

dc output undervoltage warning point

45.0 + 0.2 vdc, monitoring module can be set up, 40.0 vdc -over-voltage alarm

point

dc output undervoltage alarm recovery point

45.5 + 0.2 vdc, higher than 0.5 vdc under-voltage warningpoint

electric operating point under load

battery protection action point

43.2 + 0.2 vdc, monitoring module can be set up, 40.0 vdc ~electric action

point under load

insulation resistance

test dc voltage 500v, ground resistance (> 10m)

insulation strength

input to ground, output to ground, input to output, 2kac,leakage current <

30ma, time 1min, no flying arc

lightning stroke resistance characteristics

the ac input side can withstand the simulated lightning impulsevoltage waveform

of 10/700 us, the amplitude of which is 5 times of positive andnegative

impulse, and the simulated lightning impulse current waveform of8/20 us, the

amplitude of which is 20 ka, five times of positive and negativeimpulse. the

impact interval of each test is not less than 1 minute. it canwithstand 8/20ms

simulated lightning impulse current of 40ka, once. the dc sidecan withstand the

shock current waveform of the simulated lightning impulse withthe amplitude of

10 ka and 15 ka once, and the shock interval is not less than 1minute.

mechanical parameters

high * width * deep

132mm? 86mm? 330mm

weight

less than 3kg

艾默生hd4825-3通信电源48v整流模块 艾默生hd4825-3