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Siemens SIPROTEC 5 6MD85 Bay Controller – 4xI 4xV, PMU Support, Expandable Hardware

Siemens SIPROTEC 4 SIPROTEC 6MD63 Bay Controller Unit

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Technical specifications

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Application: Optimized for three-position disconnectors, switchgear interlocking, suitable for redundant master station, automation via CFC

Control Functions: Number of switching devices limited by I/Os, graphic display of element positions, local/remote switching via key, 4 assignable function keys, measured-value acquisition, signal & command indications, P/Q/cosφ calculations, event logging, switching statistics

Monitoring Functions: Operational measured values, energy metering, time of operation, slave pointer, self-supervision

Communication Interfaces: IEC 61850 Ethernet, IEC 60870-5-103, PROFIBUS-FMS/DP, DNP 3.0, MODBUS, DIGSI 4 service & front interface, time sync via IRIG-B/DCF77

Hardware & Mounting: Operator panel separate if required, key-operated switches for authority, large graphic display with keyboard

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Technical Specifications:

Inputs and Outputs:

4 current transformer inputs (4xI)

4 voltage transformer inputs (4xV)

11 to 75 binary inputs

9 to 41 binary outputs

Hardware Flexibility:

Modular and expandable SIPROTEC 5 system architecture

Scalable I/O configuration (expandable with IO230 module up to 240+ binary inputs)

Housing width: 1/3 × 19" to 2/1 × 19"

Functional Features:

PMU (Phasor Measurement Unit) category support

Standard and extended bay control templates

Double-busbar feeder with switchgear interlocking

Automatic busbar transfer sequence (configurable via CFC blocks)

Supports protection-class CTs for additional protection functions

Applications:

Distribution automation and feeder control

Substation bay automation

Grid synchronization and PMU-based monitoring

System Integration:

Fully compatible with the SIPROTEC 5 ecosystem

Advanced communication and data acquisition

Future-oriented, cost-effective, and modular system design

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Delivery on site

Visa, MasterCard and Crypto

Product return guarantee

Guarantee of authenticity of goods

24-hour support