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  DD460 DD460 Modular Power System  
       
 

DD460 Modular Power System

 
 

Modular Thyristor Power System

 
   
 

The DD460 provides a unique solution, combining the reliability and endurance of Thyristor based power supply with the plug-ability and modularity normally associated with switch mode power supplies.

 
       
 
  • Modular thyristor system
  • 24V 25A Rectifier Modules
  • Automatic generator change-over
  • Automatic load shedding
  • Rectifier outputs protected by ORing diodes
 
       
       
 

Electrical Data

   
   
 

Output Voltage:
Output Current Limit:
Input Voltage:
Input Frequency:
Input Current:
Voltage Regulation:
Output ripple:
Efficiency:

27.3V (Float @ 20°C)
25A per rectifier
230VAC ±10%
50Hz ±2Hz
<7.4A per rectifier
±2%
<2%
>80% at 35% to Full Load

 
       
 

Mechanical Data

   
   
 

Dimensions of System:
Dimensions of Rectifier Modules:
Weight (Rectifier Modules):


2000 x 600 x 600 mm (H x W x D)

4U x 19" x 400mm (H x W x D)
25kg

 
       
 

Environmental Data

   
   
 

Cooling:
Temperature:

 

Relative humidity:
Altitude:
Safety:
EMC:

Natural Convection
0 to +45°C operational
-25 to +60°C transport/storage
0 to 90% RH non-condensing
to 3000 metres
EN60950
Compliant

 
       
 

Protection

   
   
 

Input:

 

DC Output:

 

 

 

 

Battery:

10A Thermal MCB
Inrush surge suppresion
32A MCB
Oring diode
Over voltage shutdown
Output short circuit protection
Current Limited
Battery low voltage disconnect
Temperature compensation

 
       
 

Indicators & Alarms

   
   
 

On the rectifier module:

 

 

 

On the rack / metering

panel:


Mains voltage present indicator
Over voltage shutdown indicator
Charger fail indicator and normally closed contacts
DC output current analogue meter

 

Mains voltage present indicator
Generator voltage present indicator
DC output voltage analogue meter
DC output current analogue meter
Battery current analogue meter
High and Low Votage alarm indicators

 
       
 

Other Features & Options

 
   
 






 
       
   
       
 


 
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