Термически стойкое сечение к токам КЗ определяется по формуле<img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var3.PNG" /><img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var5.PNG" /><img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var2.PNG" /><img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var1.PNG" /><img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var4.PNG" /> <img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var1.PNG" />, <img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var2.PNG" />, <img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var3.PNG" />, <img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var4.PNG" />, <img src="/close/store/examRes/%7B57B70A97-ECF6-4114-9ACB-EFC7E64854CD%7D/var5.PNG" />