The improved insulating bar was inspected by the State Quality Control and Inspecting Centre of Insulators and Lightning Arresters and met the operation requirements.
The effect of charges remaining on a dielectric plate upon the 50% impulse surface flashover voltage U_ (50) in the non-uniform field (rod-plane gap) is investigated.
3
槽楔松动脱落可能划伤转子绝缘和定子绝缘,造成定子线棒主绝缘击穿。
The loosening and dropping out of slot wedges may damage insulation of rotor and stator to cause stator insulation breakthrough.