Product Overview:
Outdoor Casting Resin Current Transformer
For 33/36kv outdoor current transformer we have two kinds’ product for your choosing, one is oil immersed, another is casting resin, both of them can be used for 33kv, 35kv power system, both of them we have type test reports, and already exported to aboard.In China we have been certified as China National State Grid qualified Suppliers, we have supplied to them more than 2000pcs.
Specifications and Parameters:
|
Rated voltage, kV |
20 |
33 |
35 |
|
Highest voltage for equipment, kV |
24 |
36 |
40.5 |
|
Rated frequency，Hz |
50; 60 |
||
|
Rated power frequency withstand voltage, kV |
50/65 |
70 |
95 |
|
Rated lightning impulse voltage, kV |
125 |
170 |
200 |
|
Flashover distance, mm |
235 |
325 |
385 |
|
Cree. distance, mm |
W1:480 W2:500 W3:745 |
W1:720 W2:900 W3:1120 |
W1:810mm W2:1020mm W3:1260mm |
|
Rated primary current, A |
5~2000 |
||
|
Rated secondary current, A |
1;2;5 |
||
|
Accuracy class |
0.1; 0.2; 0.5; 0.2S; 0.5S; 0.5S; 5P; 10P; PX… |
||
|
Rated output （Recommended value）, VA |
1A: 10~30 VA 2A: 10~30 VA 5A: 15~50VA |
||
|
Instrument security factor FS |
5; 10 |
||
|
Accuracy limit factors ALF |
10; 15; 20; 25; 30; 40 |
||
|
Short-time thermal current （Maximum）, kA |
100×Ipr |
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