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Computer based interlocking ESA 33 is a modern electronic interlocking that meets requirements of SIL 4 safety integrity level in accordance with specifi cation EN 50 129. It consists of 3 levels, commanding, control and executive. Control level works on principle 2x2oo2. Executive level works on the principle 2oo2. It is possible to connect up to 12 commanding computers to the control level.
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.