LZZBJ9-24kV Indoor Single-Phase Current Transformer
LZZBJ9-24kV Indoor Single-Phase Current Transformer
Application
The current transformer for epoxy resin casting the pillar structure of the fully closed. Th use of advanced materials and processes, suitable for indoor AC 50-60Hz. Rated voltage of 24kV and below the power system for the current use of energy measurement and relay protection. The product complies with IEC60044-1:2003 standard.
Specifications
Features
1. Resistant to pollution and humidity, but also suitable for tropical regions.
2. The transformer does not require special maintenance, just on a regular basis to remove surface dirt.
3. Completely closed due to current transformer with epoxy resin casting.
4. Small size, Suitable for any location, and installed in any direction.
Outline Dimension
Parameter
| Rated transfomation ratio(A) |
Accuary classes combination |
COSφ=0.8 Rated output(VA) |
ALF | FS | Short-time thermal current Ith(kA/S) |
Rated dynamic current Idyn(kA) |
||
| Measuring | Protective | |||||||
| 0.2(S) | 0.5 | 10P | ||||||
| 20-200/5 | 0.2(S)/0.2(S)
0.2(S)/0.5 0.2(S)/10P 0.5/10P |
10
15 |
15 | 15 | 10
15 |
5
(10) |
150l1n | 375l1n |
| 300/5 | 31.5 | 80 | ||||||
| 400/5 | 31.5 | 80 | ||||||
| 500/5 | 40 | 100 | ||||||
| 600/5 | 50 | 125 | ||||||
| 800/5 | 20 | 63 | 125 | |||||
| 1000/5 | 80 | 160 | ||||||
| 1250/5 | 80 | 160 | ||||||
Three secondary single ratio
| Rated transfomation ratio(A) |
Accuary classes combination |
Rated output(VA) | ALF | FS | Short-time thermal current Ith(kA/S) |
Rated dynamic current Idyn(kA) |
||
| Measuring | Protective | |||||||
| 0.2(S) | 0.5 | 10P | ||||||
| 15-300/5 | 0.2S/0.5/10P 0.2/0.5/10P 0.5/0.5/10P 0.2S/10P /10P 0.2/10P /10P 0.5/10P /10P |
15 | 15 | 15
20 |
10
15 20 |
5 (10) |
150l1n | 375l1n |
| 400/5~600/5 | 50 | 105 | ||||||
| 800/5～1000/5 | 63 | 130 | ||||||
| 1200/5 | 80 | 160 | ||||||
| 1500/5 | 80 | 160 | ||||||
| 2000/5 | 100 | 200 | ||||||
| 2500/5 | 125 | 200 | ||||||
Three secondary double ratio
| Rated transformation ratio(A) |
Accuary classes combination |
Rated output(VA) | ALF | FS | Short-time thermal curent Ith(kA/S) |
Rated dynamic current Idyn(kA) |
||
| Measuring | Protective | |||||||
| 0.2(S) | 0.5 | 10P | ||||||
| 15-30/5 20-40/5 500-1000/5 |
0.2S/0.5/10P 0.2/0.5/10P 0.5/0.5/10P 0.2S/10P /10P |
15 | 15 | 10
15 |
10
15 |
5 (10) |
100l1n | 250lin |
| 600-1200/5 | 50 | 105 | ||||||
| 750-1500/5 | 63 | 130 | ||||||
| 800-1600/5 | 80 | 160 | ||||||
| 1000-2000/5 | 80 | 160 | ||||||
| 1250-2500/5 | 100 | 200 | ||||||
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