Electric ratings: AC50-60HZ≤0.72KV Short-time thermal current: : 1th=100x1h Rated security coefficient: : FS<5 Application: Measurement of energy. Current and relaying protection in low-voltage switchgear; Mounting modes: Busbar or bottom plate fixing to any direct. We are specialized in all kinds of Current transformers. And all CTS have high quality and best price. If you are interested in our products. Please feel free to contact us.