On-board Electric car DC-DC converter          
Specification   THQZ3000-27      
Mechanical:      
Size (L × W × H) mm: 350× 300× 140
Weight: 14kg
Input      
Input voltage: 300-440VDC; 450-700VDC
AC input frequency:  45Hz ~ 65Hz    
Output      
Output voltage:  27.5 VDC
Output current:  110A
Power:  3000W
Efficiency: Max 95%
Power factor  ≥ 0.99    
Ripple:  ≤ 270mv
Current stabalization:  ≤ ± 1%    
Voltage stabalization:  ≤ ± 0.5%    
Protocal  CAN    
General      
Soft start time:    3-8S  
Cooling method:   Natural cooling    
Mechanical shock:  Comply with SAEJ1378    
Noise:  <50dB    
Protections      
Protection level:  IP66  
 
Multi-protection:  Multi-protection including input over or under-voltage, output over or under-voltage, over-temperature, reverse connection, phase failure, and short circuit protection. No ouput, self recoverable    
Automatic current limiting:  The output current will not increase if it exceeds the threshold.    
Ambient conditions      
Ambient temperature  -40° C ~ 65° C    
Storage temperature  -40° C~ 90° C    
Relative humidity  ≤ 90%.