Domestic Wires/Current Rating & Voltage Drop/Current Rating-300/500 V Flexible cords


Current Rating-300/500 V Flexible cords


                                                              Currnt Carrying Capacity, Voltage Drop and Mass Supportable
Nominal Area of Conductor Current-carrying Capacity Voltage Drop Maximum Mass Supported by flexible cord
Single-phase a.c Three-phase a.c Single-phase a.c Three-phase a.c
Sq.mm  A mV/A/m mV/A/m kg
 0.5 3 3 100   86
0.75  6    67   58 3  
10  10   50   43  5  
1.5  16  16   35   29  5  
2.5  25  6   21   17  5  
32  3   13   11  5  

                                Installation conditions for above Rating:
      Maximum Conductor Temp. for PVC Type 5 Insulation            85°C
      Maximum Conductor Temp. for PVC TI1/Type A Insulation      70°C
                                Ambient Air Temperature                           30°C
Ambient temperature (°C) 25 30 35 40 45 50 55 60 65
Ambient temperature (°C) 1.02 1 0.95 0.90 0.85 0.80 0.74 0.67 0.6
Ambient temperature (°C) 1.03 1 0.94 0.87 0.79 0.71 0.61 0.5 0.35