| Rated current, kА | Rated rectified voltage, V | Cooling | Type of rectifying element |
Rectification |
Transformer |
| 2 | 60 | water | thyristor | B | dry |
| 3 | 60 | ||||
| 7,5 | 230 | water | thyristor | B | oil |
| 12,5 | 75 | N | oil | ||
| 12,5 | 450 | air, water |
thyristor | B | oil |
| 18 | 32, 64 | water | thyristor | N | dry |
| 20 | 42 | ||||
| 25, 36 | 24 | ||||
| 25 | 75 | oil | |||
| 25 | 450 | air, water |
diode/thyristor | B | oil |
| 25 | 850 | water | diode/thyristor | B | oil |
| 32 | 950 | air | diode | B | oil |
| 35 | 520 | water | thyristor | B | oil |
| 50 | 450 | oil | |||
| 63 | 250 (300), 450, 850 | water | diode | B | oil |
| 75 | 150 | water | thyristor | B | oil |
| 100 | 115 | water | thyristor | B | oil |