LZZBJ9-10 current transformer is an indoor epoxy resin casting pillar type full-condition type product, which is used for current, electric energy metering or relay protection in the power system with a rated frequency of 50Hz and a rated voltage of 10kV and below, and is suitable for mid-mounted switchgear and other types of switchgear. At present, the accuracy level is 0.5, 0.2, 0.5S, 0.2S level, and the protection level is 10P10, 10P20, etc
LZZBJ9-10 current transformer is moisture-resistant, pollution-resistant, small in size, light in weight, and suitable for installation in any position and any direction due to the use of epoxy resin fully enclosed casting.
Current conversion ratio | Accuracy level combinations | Accuracy level and rated output | Protection | Thermally stable current in one second (KA) | Dynamic stabilization current (KA) | ||
0.2s | 0.5s | Rated output (VA) | Accuracy level and limit factor | ||||
5/5 | 0.2S/0.5 0.2/0.5 0.2S/10P10 0.2/10P10 0.5S/10P10 0.5/10P10 0.5/10P20 | 10 | 10 | 15 | 10P10 | 0.8 | 1.9 |
10/5 | 1.5 | 3.8 | |||||
15/5 | 2.3 | 5.8 | |||||
20/5 | 3 | 7.5 | |||||
30/5 | 4.5 | 11.2 | |||||
40/5 | 6 | 15 | |||||
50/5 | 7.5 | 18.8 | |||||
75/5 | 11.5 | 29 | |||||
100/5 | 15 | 37.5 | |||||
150~200/5 | 22.5 | 56.5 | |||||
300~600/5 | 45 | 112.5 | |||||
800~2500/5 | 63 | 157.5 | |||||
3000/5 | 80 | 160 |