Electronic Interlocking System

HBL Rail’s Electronic Interlocking System developed to Indian Railways RDSO specification 1922005 and designed to provide the operator with total control over the yard for ensuring safe movement of trains. HBL Rail’s Electronic Interlock has been developed in compliance to CENELEC standards and meets the highest Safety Integrity Level requirement (SIL-4).HBL Rail’s Electronic Interlock is a distributed system with the Central Interlocking Unit connecting to the yard elements through Object Controllers. Both the Central Interlock Unit and Object Controllers have triple modular redundancy for ensuring better Reliability & Availability.