... copper 3>certification:CE, RoHS, ISO9001,CQC UK series terminal blocks 1>common terminals , as terminal has universal mounting foot ,it can be installed ... 2>HIGH-CURRENT TERMINALS , Botton surface of wire clamp of terminal is of prism shape , this guarantees alignment of three points ... to realize self locking of screw ,This kinds of terminal is equipped with enclosed insulation housing that is made of ...