|Number of phases||-||3|
|PW voltage||kV||6.0, 6.3, 10.0, 10.5|
|PW voltage control steps||%||±2х2.5|
|VW voltage*||kV||0.4; 0.44; 0.475; 0.58; 0.6; 0.69; 0.765|
|Winding arrangement and phase-displacement group||-||Y/Y-0; Y/D-11; D/Y-11; D/D-0; Y/Yn-0; D/Yn-11|
|Heat resistance class of the transformer as per GOST 8865-93||-||H (180 °С)|
|Heat resistance class of the insulation as per GOST 8865-93||-||200 (200 °С)|
|Type of cooling system||-||Air Natural Vertical cooling channels in valveside and power windings.|
|Insulation type||-||Air-barrier monolith|
|Conductor insulation material||-||Polyimide-fluoroplastic film with two layers of fiber glass filament|
|SC losses (at t=115 °С)||W||4900|
|Climatic version:||-||U; UHL; T|
|Placement category||-||2; 3; 4|
|Protection rating according to GOST 14254-96||-||IP00|
- Winding is protected using glass-containing tapes impregnated in the compound.
- Monolithic windings with a triple impregnation-curing cycle in the compound with increased concentration of silicon.
- Pressing of the yoke with yoke beams pulled together with studs.