Load break switch h3 x160 4-pole 160A CTC. Load break switch in accordance with DIN EN 60947-3, size x160, with magnetic (fixed) release for switching electrical systems and networks. Mounted on a mounting plate. The three different operating states can be identified by the position of the knob (ON = top, OFF = bottom, triggered = middle position). The switches have a mechanical test button. The function of the circuit breakers can be expanded using various accessories. Including phase separators.