Description Noark Ex9B40J 6kA Slim MCB Type B and Type C Slim miniature circuit breakers Ex9B40J are devices suitable for domestic as well as commercial applications. The 3/4 module width – 13.5mm width per pole instead of 18mm of regular devices, makes this series the best option for space demanding installations. It has been preserved the internal structure of the regular Ex9B product family in the slim miniature circuit breakers, making the Ex9B40J full compatible with the accessories of the regular circuit breakers: shunt trip releases, under voltage and over voltage releases, auxiliary contacts and alarm contacts. It can be used up to three units of auxiliary or alarm contacts plus up to two release units. PAREMETER VALUE Rated short-circuit breaking capacity Icn EN 60898 at 400 V Voltage type AC Release characteristic B Nominal rated current 6 Rated short-circuit breaking capacity Icn EN 60898 at 230 V 6 Additional equipment possible YES Number of poles (total) 1 Current limiting class 3 Degree of protection (IP) IP20 Nominal rated voltage 230 Frequency Pollution degree 2 Built-in depth 76 Number of protected poles 1 Over voltage category 3 Concurrently switching N-neutral NO Suitable for flush-mounted installation YES Width in number of modular spacings 0.75 Noark Ex9B40J 6kA Slim MCB Type B – Noark Ex9B40J 6kA Slim MCB Type C
