This is a type of epoxy resin casting current transformer .It has full enclosed support construction ,enclosus primary and secondary
windings and annular core in the epoxy resin casting body.The current transformer has the feature of light weight ,omni-directional
installation, withstanding nastiness and dampness. It is widely used for measuring current,electric energy and protective relaying in the
electrical system with the rated frequency 50HZ or 60HZ and highest voltage for equipment 17.5(24)KV.

Specification : rated voltage : 13.8KV or 15KV or 22KV etc
rated secondary current :5A or 1A
highest voltage for equipment :17.5KV or 24KV
rated power-frequency withstand voltage :　38KV or 50KV 
standard : IEC60044-1