Aluminium terminal block with 4 neutral connections and a cable size of 150 sq-mm. It is blue in colour and has a nominal current of 320 A for copper cables and 290 A for aluminium cables. The nominal insulation voltage is 600 V. This terminal block is suitable for both copper and aluminium cables. It has tin plating to prevent galvanic reactions. The internal barrier allows for the connection of aluminium and copper cables to a single block. The screw head size is 8 mm, and it is designed for panel mounting.