:
1.
2. (30 ).
-.
-
3. -220
, .
,
,
-,
-
30
+2510
03
+1255
3
,
10I I
1.5 (U - U) 25
1.225
1.27
+2510
03
+1255
, %
I = 10
1.5 (U - U) 15
1.5 (U - U) 30
-
-
0.2
0.5
+2510; 03; +1255
+2510; 03; +1255
1, 2
, %
(U - U) =3
10I I
-
-
0.3
0.4
+2510;
03; +1255
1, 2
-,
U=1%; I=I
-
1.5
+2510
,
0.01
5/7.5
+2510; 03; +1255
3
,
(U - U) =25
-
10
+2510; 03; +1255
,
-
120
+2510; 03; +1255
,
-
30
+2510; 03; +1255
3