17.5kv Outdoor Three-Phrase Epoxy Resin Type
1.Product Introduction:
JLSZX8-12W,JLSZX8-17.5W three-phase outdoor cycloaliphatic epoxy resin casting combined transformer (also called HT Metering Unit ), is made up of made up of three single phase semi insulating PTs(Y0-Y0 connection ) and three CTs ( cascade at A, B and C) ; is widely used outdoor for measuring current and electric energy in the electric system with the frequency 50Hz or 60 Hz and highest voltage for equipment 12Kv or 17.5kV(IEC). The product has the feature of high precision, low temperature rise, fireproofing, explosion protection, electricity theft prevention and good dynamic hot stability etc.
2.Technical Data:
1 Installation site: Outdoor
2 Rated Frequency: 50/60hz
3 Burden Power Factor : cosθ=0.8(lagging)
4.Creepag Distance: 515mm
5.Technical Standard Accords with IEC60044-1&2 IEC61869-1&2&3
3.Specificaton
Voltage Transformer
| Model | Rated voltage ratio (V) | Phase | Accuracy class Rated output (VA) | Limit output(VA) | Rated Insulation level (kV) |
| JLSZX8-12W JLSZX8-17.5W | 10000/√3/100/√3 11000/√3/110/√3 15000/√3/110/√3 | Three phase | 0.2---3× 15 0.5---3× 30 1---3× 60 | 3× 300 | 12/42/75(GB) 17.5/38/95(IEC) |
Current transformer
| Rated primary current(A) | Rated short-time thermal current (Ith)(kA/1S) | Rated dynamic current(kA Peak) | Accuracy class Rated output(VA) |
| Double ratio | Single ratio |
| 7.5-15 | 7.5 | 1.0 | 2.5 | 0.2(S)---15 0.5S---15 0.5----10 0.5---15 |
| 10-20 | 10,15 | 1.5 | 3.75 |
| 20-40 | 20,25 | 3.0 | 7.5 |
| 30-50 | 30 | 4.0 | 10 |
| 50-100 | 50,75 | 7.5 | 18.5 |
| 100-150 | 100 | 12.5 | 31.5 |
| 150-200 | 150 | 17.5 | 43.5 |
| 200-300 | 200,300 | 25 | 63 |
| 400-600 | 400,500,600 | 50 | 80 |
| 500-700 | 700 | 60 | 80 |
| 600-800 | 800 | 70 |
| 800-1000 | 1000 | 80 | 100 |
4.Outline Drawing
5.Photos
