Specifies terminal blocks with screw-type or screwless type terminals primarily intended for industrial or similar use, and to be fixed to a support to provide electrical and mechanical connection between copper conductors intended to be used in circuits rated up to 1000 volt a.c. up to 1000 Hz and up to 1500 volt d.c. This Standard is identical to and has been reproduced from IEC 60947-7-1:1989 and Amendment 1:1999.
