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Flexible inputs and outputs
Offers five predefined standard variants with 4 current transformers, 4 voltage transformers, 11 to 75 binary inputs, and 9 to 41 binary outputs.
Why SIPROTEC 6MD85?
The SIPROTEC 6MD85 bay controller is a modular bay controller for medium voltage and high to extra-high voltage switchgear with integrated operation and extensive protection functions.
Part of the SIPROTEC 5 family, it supports numerous protection functions from the SIPROTEC library and allows application-specific IO integration. Standard variants include instrument transformers, and it supports selective protection of overhead lines and cables with single-ended and multi-ended feeders.
DIGSI 5 application templates provide ready-to-use configurations for standard applications, switchgear interlocking and extended control.
Key benefits
Ensure safe and reliable automation
The 6MD85 provides integrated bay control with versatile protection functions, enabling dependable operation and automation of medium- to extra-high voltage systems.
Simplify device handling and configuration
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.
Maintain cybersecurity and high availability
The 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.
Featured capabilities
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Integrated communication protocols
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.
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Advanced automation and monitoring
Includes a graphical logic editor for automation, integrated Ethernet RJ45 for DIGSI 5 and IEC 61850, Phasor Measurement Unit with IEEE C37.118, fault recording, point-on-wave switching and auxiliary test functions.