SZ
Oil-immersed transformer with OLTC
Transformers with an on-load tap changer (OLTC). They keep the consumer's voltage stable when the supply network fluctuates, without disconnecting the load.
Main dataper the factory catalogue
- Series
- SZ
- Voltage
- 10 / 0.4; 35 / 10.5; 35 / 0.4 kV
- Rating
- 100–10 000 kVA
- Versions
- 12
- Tests
- factory acceptance tests
Choose rating, kVA
Price on requestDepends on winding material and loss requirements. Quoted delivered to site.Request a price
Design
- OLTC with drive and automation
- Conservator with gas relay
- Copper windings
- Rating up to 10 000 kVA
Ratings
| Rating | Voltage | Windings | |
|---|---|---|---|
| 100 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 250 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 315 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 400 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 630 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 1 600 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 2 000 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 3 150 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 4 000 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 5 000 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 6 300 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |
| 10 000 kVA | 10 / 0.4; 35 / 10.5; 35 / 0.4 kV | copper / aluminium | request |