ABB TRFM-250 MODULAR CURRENT TRANSFORMER 250/5 RATIO, CLASS 0.5 4VA TRFM

The modular current transformer is designed with a current ratio of 250/5 and an accuracy class of 0.5 at 4VA. It has been tested at a voltage of 3kV and operates at a frequency of 50Hz for 1 minute. The insulation class is E, which means it can withstand temperatures up to 120 degrees Celsius. This current transformer comes equipped with a sealable terminals cover for the secondary terminals, ensuring secure connections. The housing material is made of self-extinguishing thermoplastic resin V0, providing safety and durability. In terms of dimensions, the TRFM type measures 85.5mm in height, 52.5mm in width, and 58mm in depth. It also features a cable diameter opening of 29mm. One of the key advantages of this current transformer is its adaptability to various mounting systems. It can be easily installed using primary cable, primary busbar, DIN rail, or wall-mounting methods. Overall, this modular current transformer offers precise measurement capabilities with its high accuracy class and reliable performance under different operating conditions. Its versatile design allows for easy integration into different setups and installations.