通钥电源 250W12V20A直流开关电源 T-A-250-12

外型尺寸Size: 199*110*50mm（L*W*H）     CASE:

输入电压范围
AC input voltage range
220V±15%
输入频率
Input frequency
47～63Hz
浪涌电流
Inrush current
Cold start <40A/230VAC
输入漏电流
Input leakage current
<1mA/230VAC
输入电压调节率
Line regulation(full load)
≤±0.5%
输出电压调节范围
Output voltage adjust range
±5%
输出短路保护
short circuit
shut off, re-power on to recover
输出过载保护
Output overload protection
105～150%, shut off, re-power on to recover
绝缘耐压
Withstand voltage
I/P—O/P 1.5KVac 1min
I/P—F/G 1.5KVac 1min
O/P—F/G 0.5KVac 1min
上升时间
Rise time
30ms@full load(typical)
保持时间
Hold up time
20ms@full load(typical)
工作温度,湿度
Operating temperature ,Humidity
-10℃～+50℃,20～90%RH 无冷凝 (non condensing)
储存温度,湿度
Storage temperature ,Humidit
-30℃～+80℃ ,10～95%RH 无冷凝(non condensing)
安全标准
Safety standards
GB4943 EN60950
EMC标准
EMC standards
GB9254 EN55022
冷却方式
Cooling method
convection
包装
Packing
 
型 号
Model
输 出
DC out
负载调整率
Load regul
纹波及噪声
R﹠N
转换效率
Efficiency
T-A-250-5
5v
40A
0.5%
100mV
79%
T-A-250-12
12v
20A
0.5%
150 mV
83%
T-A-250-24
24v
10A
0.5%
180 mV
84%
T-A-250-36
36v
7A
0.5%
180 mV
85%
T-A-250-48
48v
5.2A
0.5%
200 mV
85%