The CTME-4 solid-core current transformer is designed for accurate measurement of electrical currents. It has a current ratio of 400/5 and an accuracy class of 1 at 7.5 VA. The transformer features a single turn primary winding and a robust design made from high impact flame retardant materials. It comes with a clear sealable terminal cover and knockouts in the terminal shrouds for easy installation. The operating temperature range is -20 deg C to +70 deg C, and it has an insulation class of B (80 deg C). The dimensions of the CTME-4 type are 157Hx129Wx42D mm, with a cable diameter opening of 82 mm. It can be mounted using fixed screws or DIN rail mounting, and includes mounting brackets and a busbar fixing device.