ABB SDCS-FEX-2 3ADT306311P2103 Field Exciter Board

Description

The ABB SDCS-FEX-2 is a Field Exciter Board designed for ABB’s DCS 500 and DCS 600 DC drive systems. It regulates the field current of DC motors, ensuring stable and efficient motor operation. Mounted inside the armature converter module, it works alongside the SDCS-POW-1 power supply and SDCS-CON control boards.

Specifications

• Model: SDCS-FEX-2

• Part Number: 3ADT306311P2103

• Function: Field current control for DC motors

• Application: ABB DCS 500 / DCS 600 drive systems

• Field Voltage Range: Up to 500 VDC

• Field Current Range: Up to 40 A (depends on cooling and configuration)

• Input Supply Voltage: Powered via internal control electronics

• Signal Processing: Analog and digital regulation

• Cooling Type: Air-cooled within converter cabinet

• Protection Features:

  • Overcurrent protection

  • Field loss detection

  • Temperature monitoring

• Mounting Format: Plug-in open-frame PCB module

• Coating: Conformal coating for environmental protection

• Dimensions: 14 cm × 20.5 cm × 3.8 cm

• Weight: 0.71 lbs (approx. 0.32 kg)

• Origin: Switzerland

Features

• Precise Field Regulation: Maintains optimal motor performance

• Integrated Protection: Prevents damage from overcurrent or field loss

• Modular Design: Easily integrates into ABB drive systems

• Environmental Durability: Conformal coating protects against humidity and dust

• Compact & Lightweight: Ideal for space-constrained converter cabinets

• Reliable Signal Handling: Combines analog and digital control for accuracy

• Plug-and-Play Installation: Simplifies maintenance and replacement