The SIPROTEC 6MD85 bay controller is a modular bay controller for medium voltage up to high voltage switchgear with integrated operation and extensive protection functions.
Part of the SIPROTEC 5 family, it supports numerous protection functions as well as synchro check and PMU from the SIPROTEC library and allows application-specific IO integration. Select from pre-defined standard variants or configure the device exactly tailored to your requirements.
DIGSI 5 application templates provide ready-to-use configurations for standard applications, switchgear interlocking and extended control.
The SIPROTEC 6MD85 provides integrated bay control with versatile protection functions, enabling dependable operation and automation of medium- to high-voltage systems.
DIGSI 5 allows all functions to be configured and combined as required, and the modular design makes it easy to adapt IOs to your application. User-friendly operation and software design streamline commissioning and everyday use.
6MD85 meets cybersecurity standards with role-based access control, signed firmware, authenticated network access and secure event logging. Conformal coating ensures reliable operation even under extreme environmental conditions.
Offers five predefined standard variants with 4 current transformers, 4 voltage transformers, 11 to 75 binary inputs, and 9 to 41 binary outputs. Adapt to your needs when required by adding IO-modules from the SIPROTEC 5 library.
Supports up to 4 pluggable communication modules for different and redundant protocols including IEC 61850-8-1 and IEC 61850-9-2 Client. Enables secure serial protection data communication across long distances and physical media.
This device offers a graphical logic editor, integrated Ethernet for DIGSI 5 & IEC 61850, a PMU with IEEE C37.118, fault recording, arc suppression coil control, auto voltage control, and auxiliary test functions.