1.6 REGULATING RANSFORMERS
Type |
Rated capacity, kVA | Rated winding voltage, kV | Type, range and number of voltage regulation steps |
Winding scheme and connection group |
Cooling | ||
| HV | MV | LV | |||||
ТДТН-10000/110-У1 |
10000 |
115 |
16,5; 22,0 | 6,6; 11,0 |
OLTC in neutral of HV ± 16%, ± 9 steps; NLTC on MV side 34,5 и 38,5 кВ ± (2х2,5%) |
Ynd11d11 | ONAF |
| 34,5; 38,5 | YNyn0d11 | ||||||
ТДТН-16000/110-У1 |
16000 |
115 |
22,0 | 6,6; 11,0 |
Ynd11d11 | ||
| 34,5; 38,5 | YNyn0d11 | ||||||
ТДТН-25000/110-У1 |
25000 |
115 |
11,0 | 6,6 | OLTC in neutral of HV ± 16%, ± 9 steps |
Ynd11d11 | |
| 22,0 | 6,6; 11,0 | ||||||
| 34,5; 38,5 | 6,3;6,6; 11,0 | YNyn0d11 | |||||
| ТДТНЖ-25000/110-У1 | 25000 | 115 | 27,5 | 6,6; 11,0 | Ynd11d11 | ||
ТДТН-25000/110-У1(ХЛ1) |
25000 |
115 |
11,0 | 6,6 | OLTC in neutral of HV ± 16%, ± 9 steps; NLTC on MV side 34,5; 38,5 ; 36 кВ ± (2х2,5%) |
Ynd11d11 |
|
| 22,0 | 6,6; 11,0 | ||||||
| 34,5; 38,5 | 6,3; 6,6; 11,0 | YNyn0d11 | |||||
| ТДТН-25000/110-ХЛ1 | 25000 | 115 | 38,5 | 6,6 | |||
ТДТН-40000/110-У1 |
40000 |
115 |
10,5 | 6,3 | Ynd11d11 |
||
| 11,0 | 6,6 | ||||||
| 22,0 | 6,6; 11,0 | ||||||
| 34,5; 38,5 | 6,6; 11,0 | YNyn0d11 | |||||
| 36 | 10,5 | Yy0d11 | |||||
| ТДТНЖ-40000/110-У1 | 40000 | 115 | 27,5 | 6,6; 11,0 | OLTC in neutral of HV ± 16%, ± 9 steps |
Ynd11d11 | |
ТДТН-63000/110-У1 |
63000 |
115 |
11,0 | 6,6 | OLTC in neutral of HV ± 16%, ± 9 steps; NLTC on MV side 34,5 и 38,5 кВ ± (2х2,5%) |
Ynd11d11 | |
| 38,5 | 6,6; 11,0 | YNyn0d11 | |||||
| ТДЦТН-63000/110-У1 | 63000 | 115 | 34,5 | 6,6; 11,0 | YNyn0d11 | OFAF | |
| ТДТН-80000/110-У1 | 80000 | 115 | 38,5 | 6,6; 11,0 | YNyn0d11 | ONAF | |
ТДЦТН-80000/110-У1 |
80000 |
115 |
11,0 | 6,6; 6,94 | OLTC in neutral of HV ± 16%, ± 9 steps |
Ynd11d11 | OFAF |
| 22,0; 38,5 | 11,0 | YNyn0d11 | |||||
ТДЦТН-100000/220-У1 |
100000/ 70000/ 30000 |
230 |
22,0 |
10,5 |
OLTC in neutral of HV ± 10% (± 10 steps) |
YNyn0d11 |
ONAN / ONAF/ OFAF |
100000/ 83000/ 100000 |
230 |
22,0 |
11,0 |
OLTC in neutral of HV ± 8 х 1,5%; NLTC on MV side ± 2х2,5% |
OFAF |
||
| ТДЦТН-125000/220-У1 | 125000/ 83000/ 125000 |
230 |
22,0 |
11,0 |
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