ABB RET670 1MRK000008-NBr02 – Display Panel Module (HMI)
General Information
The ABB RET670 1MRK000008-NBr02 is a display panel module (HMI) specifically designed for the RET670 transformer protection relay, part of the Relion® 670 series.  It enables operators to perform local monitoring, configuration, and diagnostics in high-voltage substations.

With its graphical LCD interface and intuitive navigation keys, the module ensures clear visualization and efficient control of protection functions.  Built for high reliability, it supports operators in demanding power system environments by providing fast and secure access to system data.

Technical Specifications
Feature    Details
Product Type    Display Panel Module (HMI)
Compatible Relay    ABB RET670 Transformer Protection Relay
Part Number    1MRK000008-NBr02
Series    Relion® 670 Series
Function    Local monitoring, configuration, and diagnostics
Display Type    Graphical LCD with navigation keys
Communication Interface    Internal bus connection to RET670 base unit
Mounting Method    Front panel mounting
Weight    3.5 kg
Compliance    IEC 60255 (protection and control equipment)
Key Benefits
Seamless integration with ABB RET670 protection relays

User-friendly HMI with graphical LCD and intuitive navigation

Reliable operation under demanding substation conditions

Standards-compliant, meeting IEC 60255 requirements