Chess Electric

Engineered solutions for connecting, monitoring, protecting power systems and critical equipment.


Phone: 1-877-400-0106

Multilin 850

Innovative Feeder, Bay controller/ One Box Solution for Industrial and Utility Applications

The Multilin™ 850 relay is a member of the Multilin 8 Series protective relay platform and has been designed for the management, protection and control of feeder applications. The Multilin 850 is an integrated, one box solution, used to provide comprehensive protection, control and monitoring of underground and overhead feeders in industrial and utility power networks.

With 12 switchgear control elements, large color graphical display supporting configurable Single Line Diagrams, integrated annunciator panel, and 20 user configurable virtual pushbuttons, the 850 is an ideal choice for Bay Control applications.

Designed with advanced communications options and detailed asset monitoring capabilities, the Multilin 850 provides advanced functionality, including high-performance protection, extensive programmable logic and flexible configuration capabilities. With support for industry leading communications protocols and technologies, the 850 provides easy integration into new or existing SCADA or DCS for enhanced situational awareness.

To simplify the migration and upgrade from an existing SR 750/760 or 735 protection relays, retrofit kits have been developed which significantly simplify the upgrade process. Learn more

Multilin 850