Incoming and outgoing Phase and Neutral terminations accept up to 35sqmm conductors in either copper or aluminium, stranded or solid Silver plated Phase terminal contact block Serrated bores on Phase/Neutral terminal contact blocks with two M8 hexagon drive screws per conductor Earth / Timer connections on Earth block accept up to 25sqmm conductors Safety interlocked mouldings. Neither the N/E terminal chamber cover nor the cable cover itself can be removed until the right hand fuse carrier has been withdrawn Sealing wire facility