The 5A Split Core Current Transformer Sensor AC Clamp is designed for precise current measurement in three-phase systems. With a rated input range from 5A to 1000A, this high-frequency toroidal autotransformer ensures accurate readings and reliable performance in various applications. Its open type design allows for easy installation and maintenance, making it compatible with standard electrical setups. Built to withstand a wide working temperature range of -25°C to 75°C, this transformer is suitable for diverse environments. Additionally, it is CE certified, guaranteeing safety and for all users.