艾默生R48-1800A整流模块，48V通信电源,直流电源模块

艾默生R48-1800A整流模块，48V通信电源,直流电源模块

艾默生R48-1800A功能和特点
　　1.热插拔
　　整流模块采用无损伤热插拔技术，其输出和输入都有软启动单元，当模块插入系统时，不会引起系统输出电压的扰动。更换模块时间小于1分钟。
　　2.数字化均流
　　整流模块采用先进的数字化均流技术，无需监控模块，整流模块间可以自动均流，均流不平衡度小于±3%。
　　3.输入限功率控制
　　整流模块根据输入电压和输出电压的变化，采用先进的限功率控制方法。转换点在176V(回差小于2V)。当输入电压在176Vac～300Vac时，模块可以输出*功率;当输入电压在85Vac～176Vac时，使其在低输入电压时既保证*负载需求，又能保证模块的可靠工作，其输出功率与输入电压的关系
　　45℃时，输出功率与输入电压关系说明：
　　176Vac输入，模块*输出功率为***额定功率，即1740W;
　　110Vac输入，模块*输出功率为50%额定功率，即1050W;
　　85Vac输入，模块*输出功率为44.4%额定功率，即800W。、
　　艾默生R48-1800A技术参数
　　艾默生R48-1800A整流模块技术参数表
　　参数类别参数名称数值
　　环境条件工作温度-40℃～70℃
　　贮存温度-40℃～70℃
　　相对湿度≤90%RH，无冷凝
　　海拔高度-200m～1800m。海拔高度2000m以上降额使用
　　冷却方式强迫风冷
　　交流输入输入电压制式单相三线制
　　输入电压范围85Vac～300Vac
　　额定输入电压200Vac～250Vac
　　功率降额输入电压范围85Vac～176Vac
　　不工作承受*静态电压415Vac
　　额定输入电流<9A@1740W
　　*输入电流<12A@1740W/176Vac
　　输入冲击电流≤17A
　　允许输入电网频率45Hz～65Hz
　　额定输入电网频率50Hz/ 60Hz
　　直流输出输出直流电压范围42V～58V
　　输出直流电流0A～33A
　　艾默生R48-1800A稳压精度<±0.5%
　　负载调整率≤±0.5%
　　电压调整率≤±0.1%
　　开机启动冲击电流≤17A
　　输出限流特性无级限流，限流点0A～33A(可以通过监控单元调节)，限流精度≤±1A(42V～58V)
　　功率因数和THD功率因数>0.90 @25%～50%额定输出功率
　　>0.98 @50%～***额定输出功率
　　>0.99 @***额定输出功率
　　THD<5% @50%～***额定输出功率
　　杂音指标峰-峰值杂音≤100mV(0Hz～20MHz) 参考标准：YD/T7314.4.3.4
　　电话衡重杂音≤2mV 参考标准：YD/T731_2002 4.4.3.1
　　宽频杂音≤50mV(3.4kHz～150kHz) 参考标准：YD/T731_2002 4.4.3.2
　　≤20mV(150kHz～30MHz) 参考标准：YD/T731_2002 4.4.3.2
　　<20mV(25Hz～20kHz) 参考标准：ETS300132-2.V2.12 4.9.2
　　离散杂音≤5mV(3.4kHz～150kHz) 参考标准：YD/T731 4.4.3.3
　　≤3mV(150kHz～200kHz) 参考标准：YD/T731 4.4.3.3
　　≤2mV(200kHz～500kHz) 参考标准：YD/T731 4.4.3.3
　　≤1mV(0.5MHz～30MHz) 参考标准：YD/T731 4.4.3.3
　　窄带杂音≤100mV(10Hz～20MHz) 参考标准：EN300132
　　EMC指标浪涌输入：±4kV/2Ω，±6kV/12Ω;输出：800V/2Ω 参考标准：EN61000-4-5
　　R4-8，R4-9，R4-24，R4-25 参考标准：GR-1089-CORE
　　EFT输入和输出：4kV;信号线：1kV 参考标准：EN 61000-4-4
　　O2-8 参考标准：GR-1089-CORE
　　ESD8kV/15kV 参考标准：EN 61000-4-2
　　R2-1，R2-2，R2-3，O2-4，R2-5 参考标准：GR-1089-CORE
　　传导抗扰3Vrms，0.15-80MHz 参考标准：EN 61000-4-6
　　R3-15，CO3-16，R3-17 参考标准：GR-1089-CORE
　　辐射抗扰10V，0.08-1GHz 参考标准：EN 61000-4-3
　　R3-1，CR3-4 参考标准：GR-1089-CORE
　　EMC指标电压暂降、中断和缓变抗扰性参考标准：EN61000-4-11
　　输入谐波电流发射A类设备限值 参考标准：EN61000-3-2
　　工频磁场30A/m 参考标准：EN 61000-4-8
　　输入电压波动及闪烁参考标准：EN61000-3-3
　　传导发射Class A(直流侧) 参考标准：EN300386:2001
　　Class A(直流侧) 参考标准：EN55022
　　Class B(交流测) 参考标准：EN55022
　　O3-7 参考标准：GR-1089-CORE
　　辐射发射Class B 参考标准：EN300 386: 2001
　　R3-1，R3-4(Class B) 参考标准：GR-1089-CORE
　　安全规范安全标准UL/ EN/ IEC 60950-2000
　　安规要求UL/ CE/ NEBS
　　保护特性过流保护输入/输出过流保护(采用保险丝)。短路保护
　　过欠压保护输入欠压保护点：80±5V，回差≥15Vac
　　输入过压保护点：305V±5V，回差≥10Vac
　　输出过压硬件保护点：59.0V±0.5V
　　输出过压软件保护点：56V～59V(通过监控模块可调)
　　过温保护98℃，模块关机，温度回差10℃
　　其它效率>91%
　　均流模块电流均流误差±0.9A内
　　温度系数(1/℃)0.01%
　　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%
　　启动时间(通过监控模块选择开机模式)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
　　输出缓起：启动时间可以通过监控模块设置，可设范围8s～124s，精度≤±10%
　　保持时间>10ms(输出从54V降到42V)
　　噪声在周围环境温度为25℃时，不大于50dB(A)(离开0.6m处)
　　浪涌保护满足IEEE C62.41-1991B3等级，6kV/3kA(1.2/50ms冲击电压和8/20ms冲击电流混合波)
　　散热方式风扇采用无级温控调速，随温度升高而加快
　　绝缘电阻直流部分、交流部分对外壳之间以及交流部分对直流部分之间的绝缘电阻≥5MΩ(试验电压500Vdc)
　　绝缘强度交流输入端子对壳体2121V直流电压1分钟，无击穿，无飞弧现象，稳态漏电流小于1mA。
　　交流输入端子对直流输出端子4242V直流电压1分钟，无击穿，无飞弧现象， 稳态漏电流小于1mA。
　　直流输出端子对壳体707V直流电压1分钟，无击穿，无飞弧现象，稳态漏电流小于1mA。
　　MTBF≥12年

Emerson R48-1800A Functions and Features
1. Hot swapping
The rectifier module adopts non-destructive hot swapping technology, and its output and input have soft start units. When the module is inserted into the system, it will not cause disturbance to the system output voltage. The module replacement time is less than 1 minute.
2. Digital current sharing
The rectifier module adopts advanced digital current sharing technology, without the need for monitoring modules. The rectifier modules can automatically share current with an imbalance of less than ± 3%.
3. Input power limiting control
The rectifier module adopts advanced power limiting control methods based on changes in input voltage and output voltage. The conversion point is 176V (with a return difference of less than 2V). When the input voltage is between 176Vac and 300Vac, the module can output * power; When the input voltage is between 85Vac and 176Vac, ensuring both the load demand and the reliable operation of the module at low input voltage, the relationship between its output power and input voltage
Explanation of the relationship between output power and input voltage at 45 ℃:
176Vac input, module * output power is * * * rated power, i.e. 1740W;
110Vac input, module * output power is 50% of rated power, i.e. 1050W;
85Vac input, module * output power is 44.4% of rated power, which is 800W
Emerson R48-1800A Technical Parameters
Emerson R48-1800A Rectifier Module Technical Parameters Table
Parameter Category Parameter Name Value
Environmental conditions Working temperature -40 ℃~70 ℃
Storage temperature -40 ℃~70 ℃
Relative humidity ≤ 90% RH, non condensing
The altitude ranges from -200m to 1800m. Derating for use at altitudes above 2000m
Cooling method: forced air cooling
AC input voltage system single-phase three wire system
Input voltage range 85Vac~300Vac
Rated input voltage 200Vac~250Vac
Power derating input voltage range 85Vac~176Vac
Not working, withstanding static voltage of 415Vac
Rated input current< 9A@1740W
*Input current< 12A@1740W /176Vac
Input impulse current ≤ 17A
Allow input of grid frequency 45Hz~65Hz
Rated input grid frequency 50Hz/60Hz
DC output DC voltage range 42V~58V
Output DC current 0A-33A
Emerson R48-1800A voltage stabilization accuracy<± 0.5%
Load adjustment rate ≤ ± 0.5%
Voltage adjustment rate ≤ ± 0.1%
Starting impulse current ≤ 17A
Output current limiting characteristic stepless current limiting, current limiting point 0A-33A (adjustable through monitoring unit), current limiting accuracy ≤ ± 1A (42V-58V)
Power factor and THD power factor>0.90 @ 25%~50% rated output power
>0.98 @ 50%~* * * Rated output power
>0.99 @ * * * * Rated output power
THD<5% @ 50%~* * * Rated output power
Noise index peak to peak noise ≤ 100mV (0Hz~20MHz) Reference standard: YD/T7314.4.3.4
Telephone weighing noise ≤ 2mV Reference standard: YD/T731_ 2002 4.4.3.1
Broadband noise ≤ 50mV (3.4kHz~150kHz) Reference standard: YD/T731_ 2002 4.4.3.2
≤ 20mV (150kHz~30MHz) Reference standard: YD/T731_ 2002 4.4.3.2
<20mV (25Hz~20kHz) reference standard: ETS300132-2.V2.12 4.9.2
Discrete noise ≤ 5mV (3.4kHz~150kHz) Reference standard: YD/T731 4.4.3.3
≤ 3mV (150kHz~200kHz) Reference standard: YD/T731 4.4.3.3
≤ 2mV (200kHz~500kHz) Reference standard: YD/T731 4.4.3.3
≤ 1mV (0.5MHz~30MHz) Reference standard: YD/T731 4.4.3.3
Narrowband noise ≤ 100mV (10Hz~20MHz) reference standard: EN300132
EMC index surge input: ± 4kV/2 Ω, ± 6kV/12 Ω; Output: 800V/2 Ω Reference standard: EN61000-4-5
R4-8, R4-9, R4-24, R4-25 Reference standard: GR-1089-CORE
EFT input and output: 4kV; Signal line: 1kV Reference standard: EN 61000-4-4
O2-8 reference standard: GR-1089-CORE
ESD8kV/15kV reference standard: EN 61000-4-2
R2-1, R2-2, R2-3, O2-4, R2-5 Reference standard: GR-1089-CORE
Conducted immunity 3Vrms, 0.15-80MHz Reference standard: EN 61000-4-6
R3-15, CO3-16, R3-17 Reference standard: GR-1089-CORE
Radiation immunity 10V, 0.08-1GHz Reference standard: EN 61000-4-3
R3-1, CR3-4 reference standard: GR-1089-CORE
EMC Index Voltage Dip, Interruption, and Ramp Immunity Reference Standard: EN61000-4-11
Reference standard for limit values of input harmonic current emission Class A equipment: EN61000-3-2
Power frequency magnetic field 30A/m reference standard: EN 61000-4-8
Input voltage fluctuation and flicker reference standard: EN61000-3-3
Conducted emission Class A (DC side) reference standard: EN300386:2001
Class A (DC side) reference standard: EN55022
Class B (AC measurement) reference standard: EN55022
O3-7 reference standard: GR-1089-CORE
Radiation emission Class B reference standard: EN300 386: 2001
R3-1, R3-4 (Class B) reference standard: GR-1089-CORE
Safety regulations and standards UL/EN/IEC 60950-2000
Safety requirements UL/CE/NEBS
Protection feature overcurrent protection input/output overcurrent protection (using fuses). Short circuit protection
Overvoltage and undervoltage protection input undervoltage protection point: 80 ± 5V, return difference ≥ 15Vac
Input overvoltage protection point: 305V ± 5V, return difference ≥ 10Vac
Output overvoltage hardware protection point: 59.0V ± 0.5V
Output overvoltage software protection point: 56V~59V (adjustable through monitoring module)
Over temperature protection of 98 ℃, module shutdown, temperature difference of 10 ℃
Other efficiency>91%
Current sharing module current sharing error within ± 0.9A
Temperature coefficient (1/℃) 0.01%
Dynamic response: When the load undergoes a step change of 50%~25%~50% or 50%~75%~50%, the response time is ≤ 200ms, and the overshoot is ≤ 5%
Start time (selected by monitoring module) Normal startup mode: The time delay from AC power on to module output is less than 5 seconds
Output slow start: The start time can be set through the monitoring module, with a range of 8s to 124s and an accuracy of ≤ ± 10%
Holding time>10ms (output drops from 54V to 42V)
When the ambient temperature is 25 ℃, the noise shall not exceed 50dB (A) (at a distance of 0.6m)
Surge protection meets IEEE C62.41-1991B3 level, 6kV/3kA (1.2/50ms impulse voltage and 8/20ms impulse current mixed wave)
Cooling method: The fan adopts stepless temperature control speed regulation, which accelerates as the temperature increases
Insulation resistance: The insulation resistance between the DC part, the AC part to the shell, and the AC part to the DC part is ≥ 5M Ω (test voltage: 500Vdc)
The insulation strength AC input terminal has a DC voltage of 2121V to the shell for 1 minute, without breakdown or flashover, and the steady-state leakage current is less than 1mA.
The AC input terminal has a DC voltage of 4242V to the DC output terminal for 1 minute, without breakdown or flashover, and the steady-state leakage current is less than 1mA.
The DC output terminal has a 707V DC voltage to the shell for 1 minute, without breakdown or flashover, and the steady-state leakage current is less than 1mA.
MTBF ≥ 12 years