S21 Pro,S21 XP
Note:
You can check the exact version at the product tag which is on the side of the power supply and find the newest firmware accordingly from official website: Firmware Download
There are many versions of this power supply, it is recommended to consult customer service before purchasing>>Contact now
| 
 OUT1  | 
 DC Voltage  | 
 12V-15V  | 
| Rated current (220V input) | 267A | |
| 
 Ripple & Noise  | 
 <1%  | 
|
| Source adjustment rate | 
 <1%  | 
|
| 
 Load Regulation  | 
 <1%  | 
|
| Start-up and rise time | 
 <14S  | 
|
| Power-off retention time | 
 >10mS  | 
|
| 
 OUT2  | 
 DC Voltage  | 
 12.3V  | 
| Rated current (three-phase 380V input) | 
 18A  | 
|
| 
 Ripple & Noise  | 
 <1%  | 
|
| 
 Voltage Accuracy  | 
 12.2V—12.4V  | 
|
| Source adjustment rate | 
 <1%  | 
|
| 
 Load Regulation  | 
 <1%  | 
|
| Start-up and rise time | 
 <10S  | 
|
| Power-off retention time | 
 >10mS  | 
|
| 
 Input  | 
 Voltage Range  | 
 220-227V AC  | 
| 
 Frequency Range  | 
 50-60Hz  | 
|
| 
 Power Factor  | 
 >0.99(full load)  | 
|
| 
 Leakage Current  | 
 <4mA(220V 50Hz)  | 
|
| 
 Protection  | 
Input undervoltage protection value | 
 185-195V AC  | 
| 
 Output Short Circuit  | 
 Yes  | 
|
| Over-temperature protection | 
 Yes  | 
|
| Output overcurrent protection value | 
 280A–402A  | 
|
| 
 (protection value varies under different voltage)  | 
||
| 
 Environment  | 
 Operating Temperature  | 
 -20-40℃  | 
| 
 Operating Humidity  | 
 20%-90%RH(non-condensing)  | 
|
| 
 Altitude  | 
 < 2000m  | 
|
| 
 Structure  | 
 Dimensions  | 
 254.6mm*251.6mm*63mm  | 
| 
 Net Weight  | 
 4.2Kg  | 
|
| Cooling method | Forced air cooling | |
| Noise | 
 45dB  | 




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