The Encapsulated Chassis is designed with a 48P configuration and can handle a tee-off feed of 250 A. It has an 18 mm pitch and a withstand rating of Icw 25 kA/0.1s and 10 kA/1s, as well as an Icc rating of 30 kA. The chassis features incoming terminals made of 2 mm thick copper and a base made of 1.2 mm thick galvanized iron. It is coated with duravin SCI-TV, making it suitable for S200 breakers in the IA range IPD.