The 4P 750-1000V AC 63-630A Load Break Switch is a device for controlling and isolating the power supply in high power systems. Working with a range of high voltages and currents, this disconnector is ideal for large industrial and commercial applications. Easy mounting directly at the bottom of the cabinet and with a robust design. Used primarily for motor start/stop, switching of inductive, resistive and mixed loads. Product dimensions and weight per model: 63A: 135x140x120 mm ---- 0.41 kg.100A: 135x140x120 mm ---- 0.41 kg160A: 135x140x120 mm ---- 1.5 kg250A: 165x230x140 mm ---- 2.5 kg 400A: 234x290x185 mm ---- 4 kg630A: 250x290x185 mm ---- 4.5 kg