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    DDS33 Single-phase Electronic Meter
  
                              
  
                              
    
  
                              

                              

                              
  
                              
    
                              
      




    
                              
  
                              

                              

                              

                              

                              

                              

                              


                              

                              

                              

                              

                              




                              　Product Description :
                              

                              

                              DDS33 Single-phase Electronic Meter
                              

                              Technical Index and Parameter:
                              

                              

                              


                              


                              Executive standards
                              		


                              IEC 62053-11:2003
                              

                              


                              Range of operating voltage
                              		


                              0.8Un~1.2Un
                              

                              


                              Environmental temperature
                              		


                              -10oC~55oC
                              

                              


                              Limiting ambient temperature
                              		


                              -25oC~65oC
                              

                              


                              Relative humidity
                              		


                              ≤85%
                              

                              


                              Power consumption
                              		


                              ≤1W
                              

                              


                              Overall dimensions (mm)
                              		


                              156*110*65(173*115*70) 
                              

                              


                              Installing dimensions (mm)
                              		


                              138*92(110*90)
                              

                              


                              Number per case
                              		


                              24
                              

                              


                              Overall dimensions of packing case (mm)
                              		


                              365*305*385
                              

                              


                              Weight/case (Kg)
                              		


                              16
                              

                              

                              Product Specification:
                              

                              

                              


                              


                              Reference voltage
                              		


                              Basic current (maximum rated current) (A)
                              		


                              Accuracy
                              		


                              Wiring method
                              

                              


                              

                              220
                              		


                              1.5 (6) 2.5 (10) 3 (12)
                              		


                              1.0 level
                              

                              

                              2.0 level
                              		


                              CT or Direct access
                              

                              

                              


                              5 (20) 10 (40) 20 (80)
                              

                              


                              5 (30) 10 (60) 5 (50) 5 (100)
                              

                              

                              
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