This is a 240 ampere 600 volt rated 1-pole terminal block used with DIN rails.
SPECIFICATIONS
No. of Pole: 1
Rated Voltage: 600V
Rated Current: 240A
Dielectric Strength: 2500V/min
Insulation Resistance: 100MΩ
Applicable Wire: 38mm² MAX
Applicable Screw: M10