S275-20D13M/27M为中功率定制电源,输入电压范围175~280Vac,输出可配12V和24V铅酸电池,电池充电采用脉冲式充电方式。总输出功率280W;整机效率高,输入加有防雷保护,可防2KA雷击.具有输出限流保护、短路保护等功能;电源结构简单、设计精密符合安规认证要求。
输入特性
额定输入电压……………………………………………200-240Vac
输入电压范围……………………………………………175~280Vac
输入频率范围……………………………………………47-63Hz
最大输入电流……………………………………………≤2 A
工作环境
工作温度…………………………………………………-25~+65℃
相对湿度…………………………………………………10~95%
海拔高度…………………………………………………≤3000m
大气压力…………………………………………………70~106KPa
散热方式…………………………………………………自然传导散热
输出特性
13.8Vdc
输出电流/电压……………………………………………20A /+8~13 Vdc
电流精度…………………………………………………≤±5%Io
输出纹波…………………………………………………≤100mV
效 率 …………………………………………≥85%@(220Vac)
27.5Vdc
输出电流/电压……………………………………………10A /+13~27Vdc
电流精度…………………………………………………≤±5%Io
输出纹波…………………………………………………≤120mV
效 率 …………………………………………≥88%@(220Vac)
机械尺寸
长×宽×高=130×88×40mm
抗电强度
输入对输出………………………………………………3000Vac/≤10mA无击穿、飞弧现象
输入对大地………………………………………………1500Vac/≤10mA无击穿、飞弧现象
输出对大地………………………………………………500Vdc/≤10mA无击穿、飞弧现象
绝缘强度
输入对输出………………………………………………≥100MΩ@ 500Vdc
输入对大地………………………………………………≥100MΩ@ 500Vdc
输出对大地………………………………………………≥100MΩ@ 500Vdc
传导干扰(CE)…………………………………………EN55022 A
辐射干扰(RE)…………………………………………EN55022 A
MTBF:≥100,000hours (25℃,满载,实验验证值)
Features
RoHS compliant for all six substances;
Wide input voltage range (90-264Vac);
Wideoperating Temperature range (-25-+65℃);
output overvoltage,overcurrent,short circuit protection;
Efficiency≥88%;
Low conducted and radiated EMI(EN55022 classA);
MTBF≥100,000 hours
Input Characteristic
Rated input voltage……………………………………………100-240Vac
Input voltage range……………………………………………90-264Vac
Input frequency ………………………………………………47-63Hz
Max input current ……………………………………………≤2A
Environmental Requirement
Operating Temperature range………………………………-25-+65℃
Storage Temperature range…………………………………-40-+85℃
Operating Humidity range……………………………………10~95%
Altitude…………………………………………………………≤3000m
Air pressure……………………………………………………70~106KPa
Cooling Method ………………………………………………Ventilation cooling
Output Characteristic
13.8Vdc
voltage/current ………………………………………………+13.8Vdc/20A
voltage ripple and noise ……………………………………≤100mV
Efficiency………………………………………………………≥83%@220Vac
27.5Vdc
voltage/current………………………………………………+27.5Vdc/5A
Output voltage ripple and noise……………………………≤150mV
Efficiency………………………………………………………≥88%@220Vac
Power…………………………………………………………275W
Dimension
130×88×40mm
Dielectric Withstand (Hi-pot)
Input to output 3000Vac/≤10mA /1min
Input to case 1500Vac/≤10mA /1min
Output to case 500Vdc/≤10mA /1min
Insulation Withstand
Input to output ≥100MΩ@ 500Vdc
Input to case ≥100MΩ@ 500Vdc
Output to case ≥100MΩ@ 500Vdc
Conduction Interference(CE)……………………………EN55022 CLASS A
Radiated Interference(RE)………………………………EN55022 CLASS A
MTBF ≥100,000hours