本系列高压交流熔断器适用于户内交流50Hz，额定电压3kV-35kV电力系统，用于对电力线路、变压器、电压互感器及其它电器的过载及短路保护，亦可用以保护电力系统分出的支路，当线路短路电流达到最大值之前熔断器就将线路切断.
RN2-6/0.5A、RN2-6/1A、RN2-6/2A、RN2-6/3A、RN2-6/5A、RN2-6/7.5A、RN2-6/10A、RN2-6/15A、RN2-6/20A、RN2-6/25A、RN2-6/30A、RN2-6/50A、RN2-6/75A、RN2-6/100A、RN2-6/150A、RN2-6/200A；
RN2-10/0.5A、RN2-10/1A、RN2-10/2A、RN2-10/3A、RN2-10/5A、RN2-10/7.5A、RN2-10/10A、RN2-10/15A、RN2-10/20A、RN2-10/25A、RN2-10/30A、RN2-10/50A、RN2-10/75A、RN2-10/100A、RN2-10/150A、RN2-10/200A；
RN2-35/0.5A、RN2-35/1A、RN2-35/2A、RN2-35/3A、RN2-35/5A、RN2-35/7.5A、RN2-35/10A、RN2-35/15A、RN2-35/20A、RN2-35/25A。
RN1-35/0.5A、RN1-35/1A、RN1-35/2A、RN1-35/3A、RN1-35/5A、RN1-35/7.5A、RN1-35/10A、RN1-35/15A、RN1-35/20A、RN1-35/25A、RN1-35/30A、RN1-35/50A、RN1-35/75A、RN1-35/100A、RN1-35/150A、RN1-35/200A、RN2-35/0.5A、RN2-35/1A、RN2-35/2A、RN2-35/3A、RN2-35/5A、RN2-35/7.5A、RN2-35/10A、RN2-35/15A、RN2-35/20A、RN2-35/25A、RN2-35/30A、RN2-35/50A、RN2-35/75A、RN2-35/100A、RN2-35/150A、RN2-35/200A、RN3-35/0.5A、RN3-35/1A、RN3-35/2A、RN3-35/3A、RN3-35/5A、RN3-35/7.5A、RN3-35/10A、RN3-35/15A、RN3-35/20A、RN3-35/25A、RN3-35/30A、RN3-35/50A、RN3-35/75A、RN3-35/100A、RN3-35/150A、RN3-35/200A