, -3-4, , 630 . , , .
5.11
| U ³ U | U =10 | 10 |
| I ³ Imax | 
| 630 |
| I ³ I | I3 = 5,7 | 12,5 |
| i ³ i | 
| |
| I²×t ³ |
| 12,52×4 =625 2× |
630 /TEL-10-630-12,5.
. 5.12.
5.12 3
4
| U ³ U | U =10 | 10 |
| I ³ Imax | 
| 400 |
| I ³ I | I3 = 5,7 | 10 |
| i ³ i |
| |
| I×t ³ |
| 102×1 =100 2× |
-10/400-103 [9].
5.13 1,
2 5
| U ³ U | U =10 | 10 |
| I ³ Imax | 
| 400 |
| I ³ I | I3 = 5,7 | 10 |
| i ³ i |
| |
| I×t ³ |
| 102×1 =100 2× |
-10/400-103 [9].
5.14
| U = U | U =10 |
| I ³ Imax | 
|
| I ³ I | I (. . 5.7) |
5.15. [9].
5.15
| S, × | I, | |||
| 1, 2 | 50,92 | 103-10-80-203 | ||
| 5 | 50,92 | 103-10-80-203 | ||
| 3, 4 | 129,32 | 104-10-160-203 |
2.10:
2.10
| Up=10 | U=10 | U ≥ Up |
| Ip=14,5k | I=25 k | I ≥ Ip |
| I=9,2 | I=10 | I ≥ I |
| S=167 | S=200 | S ≥ S |
| i=17,7 | imax=25 | imax ≥ i |
() (5, .175, .6.4), -10-10/6302. , , 10/630 10/630.
|
|
|
.
