| 2. | The main features of the apparatus are focus on small volume , light weight , no iron core , no magnetic saturation and no ferreous resonance , moreover , related advantages such as the large range of transient and frequency response , excellent electrical magnetic compatibility , oil - free configuration , reliable insulation structure , are all the trends of current transformer in the future . meanwhile , it should agree with the future power gauge and digital , computer , automatic relay protection . it will meet the demand of digital power network 它具有体积小、重量轻;无铁芯、不存在磁饱和与铁磁谐振问题;动态响应范围大,频率响应宽;抗电磁干扰性能强;无油化结构、绝缘可靠、价格低等优点;是未来电流互感器发展的方向,是新一代电力数字网发展的需要,适应电力计量和保护数字化、微机化和自动化发展的潮流。 |