Low Voltage Cables/ Current Ratings And Voltage Drop List/Rating Factors for variation In Ambient temperature for cables laid in AIR


Rating Factors for variation In Ambient temperature for cables laid in AIR

Rating Factors for variation In Ambient temperature for cables laid in AIR

 

Ambient temperature °C 20 25
 30
35
 40  45 50
55
XLPE insulated cable 90oC 1.06  1.02  1.0  0.96  0.91  0.87  0.82  0.76
PVC insulated cable 85oC 1.07  1.02  1.0  0.95  0.90  0.85  0.80  0.74
PVC insulated cable 70oC 1.09  1.03  1.0  0.94  0.87  0.79  0.71  0.61