Solid-core current transformer with a current ratio of 250/5 and an accuracy class of 0.5 at 5 VA. It has been tested at a voltage of 3 kV and a frequency of 50 Hz for 1 minute, meeting the insulation class E (120 deg C) standard. The transformer is equipped with a sealable terminals cover for the secondary terminals. The housing material is made of self-extinguishing thermoplastic resin V0. The dimensions of the CT6 type are 121Hx105Wx61D mm, with a cable diameter opening of 50 mm and a bar through size of 60x20 mm. This current transformer can be easily adapted to various mounting systems such as primary cable, primary busbar, DIN rail, and wall-mounting.