艾默生R48-3500E【全新原装】艾默生48v整流模块R48-3500E
技术参数:
1.环境条件:
工作温度:-5℃~45℃,45℃以上降额使用
贮存温度:-40℃~70℃
相对湿度:≤95%RH,无冷凝
海拔高度:≤2000m(2000m以上需要降额使用)
冷却方式:强迫风冷
2.输入特性:
输入电压范围:85Vac~290Vac,单相三线制
额定输入电压:200Vac~250Vac
功率降额输入电压范围:85Vac~176VA
不工作承受静态电压:415Vac
额定输入电流:<16A@2900W
输入电流:<19A@2900W/176Vac
输入冲击电流:<30A
允许输入电网频率:45~65Hz
额定输入电网频率:50Hz/60Hz
3.输出特性:
输出直流电压范围:42V~58V
输出直流电流:0A~60.5A
稳压精度 ≤±0.5%
负载调整率 ≤±0.5%
电压调整率 ≤±0.1%
开机上冲幅度 ≤±1%
4.输出限流特性:
无级限流,限流点0A~60.5A,可以通过监控模块调节,限流精度
≤±1.5A(42V~58V)
5.功率因数和THD:
功率因数≥0.90 @25%~50%额定输出功率
功率因数≥0.98 @50%~99%额定输出功率
功率因数≥0.99 @99%额定输出功率
THD≤5% @50%~99%额定输出功率
6.效率
额定效率大于91%,效率达92%。
7.均流
模块电流均流误差±1.5A内。
8.温度系数(1/℃):≤±0.01%
9.动态响应
当负载按50%—25%—50%或50%—75%—50%进行阶跃变化时,响应时间≤200ms,超调量≤5%。
10.启动时间
通过监控模块可以选择开机模式:
1)正常开机模式
从交流上电到模块输出的时间延迟小于5秒。
2)输出缓启
本功能由外部监控模块设置为是否有效,启动时间可以通过监控模块设置,可设范围8s~128s,精度≤±10%。
Emerson R48-3500E [New Original] Emerson 48V Rectifier ModuleR48-3500E
Emerson R48-3500E Technical Parameters
1. Environmental conditions:
Operating temperature: - 5 ~45 ~45 ~45 ~45 ~45 ~45 ~45 ~45 ~45~45 ~45 ~45 ~45 ~45 ~45 ~45.
Storage Temperature: - 40 ~70
Relative humidity:<95% RH, no condensation
Altitude:<2000m (above 2000m need to be reduced)
Cooling mode: forced air cooling
2. Input characteristics:
Input voltage range: 85Vac-290Vac, single-phase three-wiresystem
Rated input voltage: 200Vac-250Vac
Power drop input voltage range: 85Vac~176VA
Not working withstand static voltage: 415Vac
Rated input current:<16A@2900W
Input Current:<19A@2900W/176Vac
Input impulse current:<30A
Permissible input grid frequencies: 45-65Hz
Rated input grid frequency: 50Hz/60Hz
3. Output characteristics:
Output DC Voltage Range: 42V-58V
Output DC Current: 0 A-60.5A
Voltage stabilization accuracy < 0.5%
Load adjustment rate < 0.5%
Voltage adjustment rate<0.1%
Boot up range < 1%
4. Output current limiting characteristics:
Stepless current limiting, current limiting point 0 A-60.5A, canbe adjusted by monitoring module, current limiting accuracy
<1.5A(42V-58V)
5. Power factor and THD:
Power factor (> 0.90 @25%-50% rated output power)
Power factor (> 0.98 @50%-99% rated output power)
Power factor (> 0.99 @99% rated output power)
THD < 5%@50%~99% rated output power
6. Efficiency
Rated efficiency is greater than 91% and efficiency is 92%.
7. Current sharing
The current sharing error of the module is within 1.5A.
8. Temperature Coefficient (1/C):<0.01%
9. Dynamic response
When the load changes step by step according to 50%-25%-50% or50%-75%-50%, the response time is less than 200 ms and theovershoot is less than 5%.
10. Start-up time
The boot mode can be selected through the monitoring module:
1) Normal boot mode
The time delay from AC power-on to module output is less than 5seconds.
2) Slow start of output
This function is set by the external monitoring module to bevalid. Start time can be set by the monitoring module. It can beset in the range of 8 s to 128 s, with accuracy < 10%.
本公司专业致力于华为、艾默生、中兴电源柜的研究,为客户提供全程一站式服务,我公司可以根据客户的具体特点和需求量身定做不同型号的通信电源柜,具体包括设计--选型--安装等跟踪指导,客户的需求就是我们的工作,做各类通信电源柜我们更专业。