ODFS-334000/500
This product is a 500kV single-phase off-circuit tap-changer autotransformer independently developed and designed by TBEA. It is one of the important devices for transmitting electric energy in the ultra-high voltage power grid, and its function is to connect two power grids with similar voltage levels.
| Product Model | – | ODFS-334000/500 |
| Rated capacity | KVA | 334000/334000/100000 |
| Rated voltage ratio | KV | (525/√3 )/(230/√3±2×2.5%)/36 |
| short-circuit impedance | % | H-M: 18% H-L: 58% H-L: 38% |
| rated frequency | Hz | 50 |
| Connection group label | – | Ia0i0 (single-phase) YNa0d11 (after three-phase combination) |
| Insulation level | KV | SI1175LI1550AC680-LI325AC140 LI950AC395- LI325AC140 LI200AC85 |
| cooling method | – | ONAN/ONAF(70%/100%) |
| No-load loss | KW | 65 |
| load loss | KW | 485 |
| Temperature Rise Limit | K | Top oil layer: 50 Winding hot spot: 78 |
| Noise (sound pressure level) | dB(A) | 70 |
*We respect your confidentiality and all information are protected.
I’m Leo, the head of sales team at Huaxiang. Me and my team would be happy to meet you and learn all about your business, requirements and expectations.
*We respect your confidentiality and all information are protected.
I’m Leo, the head of sales team at Huaxiang. Me and my team would be happy to meet you and learn all about your business, requirements and expectations.
