JIS C 2810:1995 (R2016)

This Japanese Industrial Standard specifies non-separable type wire connectors used for such mechanical connection as crimping and compression of copper wires or aluminum wires which serve in general interior or outside wall wiring not exceeding 600 V. The range of wires applicable to these wire connectors is 1.0 mm to 3.2 mm in diameter for solid wires (excluding aluminum wires), and 0.75 mm*2 to 1000 mm*2 (excluding aluminum wire of 14 mm*2 or less) in nominal cross sectional area for stranded wires or flexible stranded wires.