J R Electricals is Distributors Of Elmex Current Transformer. Elmex Low Voltage Current Transformers are Designed for Suppling to Measuring Instruments and Protective Device, These are Suitable for System voltage 415V/660V and frequency 50/60Hz. Basic Construction is in three different Groups, Meeting Various application requirements. Pvc Tape Insulated Resin Encapsulated Covered In Plastic Casing WPL (Wound Primary Type) OPL (Window/Opening Type) BPL (Bar Primary Type)