24kv Indoor Single-Phrase Current Transformer Epoxy Resin for Measuring
1.Product Introduction:
LZZBJ10-17.5/24 current transformer, epoxy resin casting insulation and fully enclosed support construction, encloses primary & secondary windings and annular core in the epoxy resin casting body. The product has the feature of light weight, omnidirectional installation, withstanding nastiness and dampness. It is widely used for measuring current, electric energy and protective relaying in the electrical system with the rated frequency 50- 60Hz and highest voltage for equipment 24kV
2. Technical Data:
Main technical parameter
1. Rated insulation voltage: 24/50/125kV etc.
2. Rated frequency: 50/60hz
3. Installation Site: Indoor
4. Standards: IEC60044-1(IEC61869-1&2)
3. Specification:
Two Secondary Single Ratio
| Rated transformation 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 |
| 15/5 …… 200/5 | 0.2(S)/0.2(S) 0.2(S)/0.5 0.5/0.5 0.2(S)/10P 0.5/10P | 10 | 15 | 10 15 | 10 | 5 (10) | 100I1n | 250I1n |
| 300/5 | 25 | 63 |
| 400/5 | 31.5 | 80 |
| 500/5 | 40 | 100 |
| 600/5 | 40 | 100 |
| 800/5 | 63 | 130 |
| 1000/5 | 63 | 130 |
| 1500/5 | 80 | 160 |
Two Secondary Double Ratio
| Rated transformation 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 |
| 15-30/5 20-40/5 …… 200-400/5 | 0.2(S)/0.2(S) 0.2(S)/0.5 0.5/0.5 0.2(S)/10P 0.5/10P | 10 | 15 | 10 15 | 10 | 5 (10) | 75I1n | 187.5I1n |
| 300-600/5 | 31.5 | 80 |
| 500-1000/5 | 40 | 100 |
| 600-1200/5 | 50 | 130 |
| 750-1500/5 | 80 | 160 |
4. Outline Drawing:
5.Photos:
