ij | , f | , % | ij | ||
5043 | 10% fo 2020000 z 10% fo 2020000 z | (30; 40; 50) x2; x5; x10 | 0.5* | (1...500) V | |
373 | 10% f | 50 z | 2.5* | 100; 127; 220; 380 V | () |
126 | 10% f | (50; 400; 500) z | 1.5 | 127,220; 380 V | () |
5034 | 0.1z..50z | - | [10-4 +(f Tp)-1] | (0,1... 100) V | - |
43-36 | 10z..50 z | - | [10-4 +(f Tp)-1] | (0.1... 10) V | - |
* - ( 20...200 z).
3. 㳿 Wa, U I 50 z sφ :
- , , ;
- , (. 3,5). ;
- U, , Wa , 㳿 Δt ;
- .
3.1 3.2
sφ Δt
U, kV | sφ | I. | Δt, h | |||
2.9 | 0.98 | 0.7 | ||||
0.38 | 0.92 | 2.0 | ||||
5.8 | 0.93 | 0.5 | ||||
3.5 | 0.95 | 0.2 | ||||
0 9 | 0.1 | |||||
9.8 | 0.97 | 0.8 | ||||
3.1 | 0.96 | 0.5 | ||||
10.2 | 0.98 | 0,4 | ||||
6.2 | 0.91 | 4.0 | ||||
0.4 | 0.95 | 0.5 |
3.3
, | , V | |||
-22 | 5,10 | 127;220 | 2,5 | |
-445 | 2,5; 5; 10; 20 | 110; 127; 220; 220; 250 | 2,0 | |
-447 | 2,5;5, 10 | 110; 115; 120; 127; 220;230;240;250 | 2,0 | |
-5 | 5: 10 | 127;220 | 2,5 |
3.4
I 1( U1) | I2 ( U2) | |||
56 | 0,1 | 5; 7,5; 10; 15; 20; 25; 30; 40; 50; 60;75;100;150;200;250;300 A | 1;5 | 15 V |
54 | 0,2 | 0,5; 1; 2; 5; 10; 20; 50 A | 5 | 10 V; 0,4Ω |
509 | 0,2 | 5; 6; 7,5; 10; 15; 20; 25; 30,40; 60; 75;80;100;150;200;300;400; 500 | 5 | 15 V |
-1 | 0,2 | 220;380 V | 100; 100/ V | 15;10 V |
500 V | 100/ V | 5 V | ||
510 | 0,1 | 3000;6000 V | 100/ ; 100 V | 10 V |
10000;15000 V | 150 V | 15 V | ||
50 | 0,2 | 3000;6000 V | 100 V | 15 V |
10000;15000 V | 100/ V | 10 V |
|
|
3.5
, V | |||
5 | 100 V | ||
- | |||
0,2-0,5 | 0,1...1 | ||
0,2-0,5 | 0,1...1 | ||
2...8 | 2...5 | ||
3,5-10 | 3...9 | ||
3-4 | 5...8 | ||
˳ | 1...1,25 | 1...4 | |
1-1,5 | 0,5...1,5 | ||
- | 0,0001...0.2 | ||
- | 0,001...0,2 |
4. Wa () Wp . ʳ N , () () .4.1. .
4.1.
ʳ . N | |||||||||||
Wa | Wa Wp | Wa | W | Wa | W | Wa Wp | Wa | Wa Wp | W | ||
ʳ | . | - | - | - | |||||||
- | - | - | - | ||||||||
- |
5. U (. 5.1) ' "" N . - -. ---. . 5.1 5.2 , ' , , :
- ;
- Pλ Oλ ;
- λ Oλ ;
- , , :
λ = UA IA sφA + UB IB sφB + UC IC sφC
U, V | N | IA,A | IB,A | IC,A | φA, | φB, | φC, | |||
2.0 | 3.3 | 3.0 | ||||||||
4.0 | 4.2 | 2.0 | ||||||||
3.0 | 3.0 | |||||||||
3.0 | 2.3 | 4.0 | ||||||||
3.0 | 4.0 | 3.7 | ||||||||
2.0 | 4.0 | 4.5 | ||||||||
4.0 | 3.0 | 5.0 | ||||||||
4.0 | 2.0 | 3.0 | ||||||||
2.0 | 2.1 | 2.0 | ||||||||
3,0 | 3,2 | 2,0 |
Q λ = UA IA sinφA + UB IB sinφB + UC IC sinφC
|
|
5.1. 5.2.
6. (. 6.3, ), . 6.1 :
- U, U., U U ;
- .
6.1
, mS | 5,0 | 0,1 | 1,0 | 0,2 | 0,05 | 0,01 | 10-3 | 2,0 | ||
,Umax, V | 5,0 |
6.2