description of ac high voltage ceramic capacitors of 15kv300pf:
rated working voltage: 15kvac
test voltage: 60kvac, two minutes, this high voltage capacitor is no problem at all;
lightning impulse test: 75kv impact test on the positive and negative poles, this high voltage capacitor is no problem at all
lightning shock: 85kv is subjected to lightning impulse test on this high-voltage capacitor, three times in positive and negative, completely no abnormality!
temperature test: this high voltage capacitor is not broken after 24 hours at -30 degrees
temperature change rate: from -25 degrees to 85 degrees, the capacity of this ac high voltage ceramic capacitor is about 1%.
partial discharge: partial discharge is zero at 15kvac
in summary: 15kvac300pf ac high voltage ceramic capacitor is a high precision capacitor designed for the national grid. due to its partial discharge characteristics and stable temperature variation characteristics, this high voltage capacitor product is suitable for smart grid equipment. various links, such as voltage dividers, transformers, sensors, circuit breakers, etc.