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+// To determine the rated normal current , breaking current , making current and short time rating (current)
+clear
+clc;
+In=1500;
+mprintf("rated normal current=%.0f amps\n",In);
+Ib=2000/(sqrt(3)*33);
+mprintf("breaking current=%.2f KA\n",Ib);
+Im=2.55*Ib;
+mprintf("making current =%.2f kA\n",Im);
+Is=Ib;
+mprintf("short time rating for 3 sec=%.2f kA\n",Is);