ABB SDCS-FEP-1 3BSE006309R0001
ABB SDCS-FEP-1 3BSE006309R0001
ABB SDCS-FEP-1 3BSE006309R0001
ABB SDCS-FEP-1 3BSE006309R0001
ABB SDCS-FEP-1 3BSE006309R0001
ABB SDCS-FEP-1 3BSE006309R0001
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SDCS-FEP-1 3BSE006309R0001

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The ABB SDCS-FEP-1 3BSE006309R0001 control board and trigger unit, designed for advanced industrial power systems, is the core intelligent component of the external DCF506 overvoltage protection device.
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Technical specifications for SDCS-FEP-1 3BSE006309R0001

  • Manufacturer:
    ABB
  • Part Number:
    SDCS-FEP-1 3BSE006309R0001
  • Product Family:
    ABB Drives
  • Product Type:
    Control board
  • Stock:
    5
  • Operating Time:
    <8ms for critical faults
  • Measurement Accuracy:
    ±0.5% of reading
  • Sampling Rate:
    64 samples/cycle
  • Time Sync Accuracy:
    ±1μs
  • Power Supply:
    48-125V DC or 90-264V AC
  • Power Consumption:
    15W typical
  • Isolation Voltage:
    2.5kV AC
  • Field Overcurrent:
    50/51 protection
  • Field Ground Fault:
    64F protection
  • Diode Failure:
    87GD protection
  • Over/Under Excitation:
    40/24 protection
  • Loss of Field:
    40 protection
  • Weight:
    0.14 kg
  • Estimated shipping dimensions:
    13.3x12x3.5cm
  • Tariff Code:
    8537101190
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Use Cases Operating Environment Installation & Integration

Features:

  • Protection Interface Between the Field Exciter Circuit and DCS800 Drive Control System
  • Integrates Overvoltage Detection with Field Circuit Protection for DCF506 Series Exciters
  • Functions in Coordination with DCF505 and DCF506 Field Exciters Across DCS800-S0x-0020 to DCS800-S0x-0520 Configurations
The ABB SDCS-FEP-1 3BSE006309R0001 Control board provides essential protection functionality for the field excitation circuit by monitoring voltage conditions and safeguarding against overvoltage events across the entire operational range from 20 A to 520 A and up to 1400 V. The SDCS-FEP-1 3BSE006309R0001 delivers comprehensive overvoltage protection that ensures safe operation of the excitation system, preventing damage to power semiconductors and field windings during transient voltage events.

The SDCS-FEP-1 3BSE006309R0001 provides essential protection functions common to the field excitation system, and is a critical component of the drive protection path, directly affecting the proper, normal operation of the overall field exciter assembly. One SDCS-FEP-1 3BSE006309R0001 control board is required per DCF506 field exciter unit requiring overvoltage protection.

For complete overvoltage protection coverage, the DCS800 system requires the SDCS-FEP-1 3BSE006309R0001 to be properly integrated with the field exciter control architecture. The SDCS-FEP-1 3BSE006309R0001 executes protective functions using the internal circuitry specified for the DCF506 field exciter design. Using this method, the overvoltage protection system continually monitors the field circuit conditions through the SDCS-FEP-1 3BSE006309R0001 control board.

The SDCS-FEP-1 3BSE006309R0001 ABB Control board may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
ABB SDCS-FEP-1 3BSE006309R0001 Control board Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
ABB SDCS-FEP-1 3BSE006309R0001 Control board Specs

General

  • Manufacturer ABB
  • Model SDCS-FEP-1 3BSE006309R0001
  • Condition New Original ready stock
  • Product Family SDCS-FEX-2A 3ADT311500R1,SDCS-IOB-21 3BSE005176R1
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Excitation System Protection: Monitors and protects motor or generator excitation circuits from critical damage.
  • Rapid Fault Mitigation: Triggers active emergency responses within less than 8 milliseconds during severe network faults.
  • Comprehensive Electrical Fault Sensing: Detects field-level overcurrent, ground faults, diode damage, excitation overvoltage, and sudden loss of excitation.
  • High-Speed System Sampling: Tracks dynamic network variations via a continuous 64 samples per cycle capacity.
  • Synchronized Control: Delivers precision grid or motor timing with an exact synchronization accuracy of ±1 microsecond.
  • Input Voltage Support: Accepts varying hardware power sources including 48–125V DC or 90–264V AC.
  • Energy Footprint: Operates with a highly efficient layout drawing a maximum power consumption of only 5W to 15W.
  • Electrical Safety Isolation: Employs a 2.5kV AC isolation barrier to prevent voltage spikes from destroying neighboring logic cards.
  • Ingress Protection: Built to IP67 standards, providing absolute dust-tight sealing and robust moisture protection.
  • Temperature Stability: Engineered to run reliably under broad thermal swings, minimizing the need for complex cooling equipment.
  • Mounting Design: Utilizes compact panel mounting configuration to significantly reduce the overall enclosure footprint.
  • Network Communications: Connects to existing field networks through standard MODBUS RTU and Profibus DP communication layers.
  • Process Integration: Links with main host units like the ABB AC 800M or AC 800PEC to handle auxiliary field operations.
  • Safety Lockout Rule: Demands that the primary supply disconnector be locked in the "OPEN" position during any hardware handling.
Description
The ABB SDCS-FEP-1 3BSE006309R0001 is a dedicated control board specifically engineered for overvoltage protection in ABB DCS800 series drive systems. This control board serves as a critical protective component for the DCF506 series field exciters, ensuring reliable voltage monitoring and suppression across the entire operational range.

The SDCS-FEP-1 3BSE006309R0001 control board is compatible with both DCF505 and DCF506 field exciter configurations, providing comprehensive overvoltage protection that safeguards the excitation system against potentially damaging voltage spikes and transient overvoltage conditions.

This overvoltage protection control board is specifically designed to handle the critical challenge of protecting high-power DC drive field excitation circuits from voltage transients that can cause catastrophic failure of power semiconductors and excitation windings. The SDCS-FEP-1 3BSE006309R0001 addresses the fundamental problem of field circuit overvoltage events during rapid deceleration, load rejection, or regenerative braking scenarios, where the stored energy in the field winding can generate dangerous voltage spikes. By implementing precise voltage clamping and energy dissipation mechanisms, the SDCS-FEP-1 3BSE006309R0001 ensures continuous protection of the exciter thyristors and associated control electronics, preventing costly downtime and equipment damage in mission-critical industrial applications.

The SDCS-FEP-1 3BSE006309R0001 finds its primary application in heavy industrial sectors where ABB DCS800 DC drives power large motors in steel rolling mills, paper machines, mining hoists, cement kilns, and marine propulsion systems. The SDCS-FEP-1 3BSE006309R0001 is particularly essential in applications requiring precise field current control and high dynamic response, such as winder drives, crane systems, and extrusion lines where field weakening operations are frequently performed. The robust protection provided by SDCS-FEP-1 3BSE006309R0001 makes it indispensable in environments with unstable power supply conditions or frequent regenerative operation cycles.

Alternative Names
SDCS-FEP-1 3BSEOO63O9ROOO1 SDCS-FEP-I 3BSE006309R000I SDCS-FEP-1 38SE006309R0001 SDCS-FEP-1 3BSE00630gR0001 SDCSFEP1 3BSE006309R0001 SDCSFEP1 3BSEOO63O9ROOO1 SDCSFEPI 3BSE006309R000I SDCSFEP1 38SE006309R0001 SDCSFEP1 3BSE00630gR0001 SDCS-FEP-1 3BSE006309R0001
Technical notes
The SDCS-FEP-1 3BSE006309R0001 is designed to continuously monitor system thresholds and safely discharge hazardous electrical energy, working in perfect synchronization with ABB DCS800-S0x series three-phase field exciters rated from 20 A to 520 A. Equipped with a high-speed 1400 V trigger diode, this specific board delivers rapid response times to intercept destructive transient voltage spikes before they can compromise surrounding drive electronics.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the SDCS-FEP-1 3BSE006309R0001 control board used for?
The SDCS-FEP-1 3BSE006309R0001 is designed to handle dangerous induced overvoltages that occur during rapid field current interruption in heavy-duty DC motor systems. When large motor field windings are suddenly de-energized, they generate high-energy voltage spikes due to their inductive nature. This board acts as an active crowbar protection system, detecting the surge instantly and clamping the voltage to safely discharge the stored energy, preventing damage to both motor insulation and drive power components.
How does the SDCS-FEP-1 3BSE006309R0001 protect industrial drive systems?
It works by continuously monitoring voltage conditions in the field circuit. When an overvoltage event occurs, the board triggers its internal diode network to immediately short and absorb the surge energy. This fast response protects sensitive SCR thyristor modules inside the DCS800 drive system and prevents catastrophic failure caused by uncontrolled voltage spikes or emergency shutdown conditions.
In which industries is the SDCS-FEP-1 3BSE006309R0001 commonly applied?
This control board is widely used in heavy industrial environments that depend on large high-torque DC motors. Typical applications include steel and metal processing mills, pulp and paper production lines, cement manufacturing plants, mining hoists, and rubber extrusion systems. In these demanding sectors, it plays a key role in maintaining operational stability and reducing downtime caused by electrical faults or grid disturbances.
How is the SDCS-FEP-1 3BSE006309R0001 installed and integrated into a system?
The board is typically installed inside DCF505 or DCF506 overvoltage protection enclosures. Electrical integration involves connecting it to the main AC supply lines and linking its isolated relay output terminals back to the DCS800 drive controller. On the control side, firmware configuration requires mapping its digital feedback signal to the OVP_SELECT parameter so the drive can recognize a trip event and execute a coordinated shutdown sequence.

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