Toshiba continues the roll-out of its IEC 61850 product range, with its world-beating current differential protection GRL100 now supporting the global standard for substation communications. GRL100 follows the GRZ100 distance protection, GRT100 transformer protection and GBU100 bay controller, all of which have been certified IEC 61850 compliant by KEMA.

Toshiba’s GRL100 is an advanced line differential protection relay which combines sub-cycle performance with a range of enhancements such as integrated distance protection, GPS Synchronization with sophisticated back-up modes, multi-phase reclosing for double-circuit lines and IEC 61850 capabilities.