Product name: 

EiS23 Electronic Interlocking System

Description: 

EiS23 is Enyse’s electronic interlocking, developed according to CENELEC European standards EN-50126, EN-50128, EN-50129 and EN-50169. Its 2oo3 architecture grants a SIL-4 Safety Integrity Level. EiS23 is in revenue service in Spain, Chile and Algeria.

Web: 

http://www.enyse.com