Items | Value | ||||
Rated voltage | Primary | 40.5kV | |||
Secondary | 12; 0.69kV | ||||
Subsidiary circuit | 110; 220; 380V | ||||
Rated current | High voltage circuit | 400~1250A | |||
Low voltage circuit | 630~3150A | ||||
Rated frequency | 50Hz | ||||
Rated power | 1250; 1600; 2000~20000kVA | ||||
Rated insulation level | High voltage side | Power frequency | 95kV | ||
impact | 185kV | ||||
Low voltage side | Power frequency | 42kV | |||
impact | 75kV | ||||
Rated short time withstand current | High voltage side | 20; 25; 31.5kA | |||
Low voltage side | 25; 31.5; 40kA | ||||
Rated peak withstand current | High voltage side | 50; 63; 80kA | |||
Low voltage side | 63; 80; 100kA | ||||
Insulation level of transformer | Power frequency | 65kV | |||
Impact | 185kV | ||||
Insulation level of subsidiary circuit | 2kV |