Overview
The ABB SDCS-FEX-4 (3ADT314500R1001) is a DC speed controller excitation module used in industrial drive systems to regulate motor field excitation. It ensures stable torque generation, smooth speed control, and reliable performance in DC motor applications. The module is designed for integration into SDCS drive architectures where precise excitation control is required.
General Information
Part Number: 3ADT314500R1001
Manufacturer: ABB
Brand: ABB
Country of Origin: Switzerland / Sweden
Series: SDCS (DC Drive Control System)
Type: Excitation Module / DC Speed Controller Component
Application: DC motor field excitation regulation in industrial drive systems
Installation: Mounted inside drive cabinet or SDCS control rack
Technology: Controlled excitation regulation with drive system feedback
Power Specifications
Supply Voltage: Typically 24 V DC control supply (system dependent)
Output: Regulated DC field excitation current
Control Principle: Closed-loop excitation control via drive system
Power Consumption: Low internal control power, load handled externally
Protection: Overcurrent, overtemperature, and system-level drive protections
Operation: Continuous industrial duty operation
Communication & Interface
Control Interface: Integrated with drive control backplane
Signal Type: Analog and digital control signals from main controller
Feedback Signals: Field current and voltage monitoring inputs
Diagnostics: Status reporting via system indicators and controller
System Integration: Works as part of full DC drive excitation chain
Environmental
Operating Temperature: 0 to +55 °C
Storage Temperature: −25 to +70 °C
Humidity: Up to 95% RH, non-condensing
Cooling Method: Cabinet-based forced air cooling
Protection Class: Industrial enclosure (typically IP20 inside control cabinet)
Dimensions & Weight
Dimensions (L × W × H): 100 × 50 × 20 mm
Weight: 0.66 kg
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