Appendix-1 Power Supply Technical Specification

AC Input Specification

Item Unit Min Normal Max Description
Input Voltage VAC 85 110/120 265  
VDC 120   370 backup
Input Frequency Hz 47 50 63  
Input FPC % 95(230V)   99(115V)  
Input Current A 1.8(230V)   3.6(115V)  
Impact Current A 20(115V)   30(230V)  

 

DC Output Specification

Item Unit Min Normal Max Description
Output Voltage V 28.8   40  
Output Current A     8.7  
Output Power W     313.2  
Output Delay Time mS   20    
Full Load Efficiency % 82(115V)   85(230V)  
Source Adjust Rate mV     72  
Transient Current mV     180  
Temperature Coefficient /°C     ±0.02%  
Ripple and Noise mV     200 mVp-p

 

Protection Design

Item Category Unit Min Normal Max Description
Output Protection Over-voltage V 41.4   50.4  
Over-current A   9.2    
Over-temperature   Fan make temperature fall

 

Work Environment

Item Category Environment Requirement
Work Environment Operation Temperature -10°C~+65°C
Storage Temperature -30°C~+85°C
Relative Humidity 30%~90%
Altitude ≤2000 meters

 

 

Interface Definition

Interface Category AC Input DC Output
Pin Signal Pin Signal
Interface Definition 1 N 4 -V
2 L 5 -V
3 G   6 -V
    7 +V
    8 +V
    9 +V
Pin Sequence NC 9 8 7 6   5 4 3 2 1 NC

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