F31X139APMABG2 GE

Technical Specifications

• Board Type: Application-Specific Power Module PCB with conformal coating.

• Input Voltage: 115/230 VAC (selectable via jumper) or 24 VDC auxiliary.

• Output Rails: +5 VDC (logic, 3A), ±15 VDC (analog, 1A each), +24 VDC (I/O and relay coils, 2A), and one isolated auxiliary output (configurable).

• Auxiliary Output: Isolated 24 VDC or ±15 VDC for external devices.

• Protection Features: Overcurrent, overvoltage, and short-circuit protection on all outputs.

• Fusing: Primary and secondary fuses with LED blown-fuse indicators.

• Communication: Backplane interface to regulator board via 96-pin DIN connector.

• Status Indicators: 10 LEDs for power, output status, and fault conditions.

• Form Factor: Standard 6U height, 220mm depth, GE 19″ rack compatible.

• Temperature Range: 0°C to +60°C operational.

• Isolation: 1500V RMS between primary and secondary circuits.

• MTBF: 175,000 hours.

Advantages & Key Features

• Additional Power Capacity: The GE Fanuc F31X139APMABG2 provides supplementary power rails for systems requiring more power than standard supply boards can deliver.

• Isolated Auxiliary Output: Dedicated isolated output on the GE Fanuc F31X139APMABG2 provides clean power for external sensors, encoders, or control devices.

• Flexible Input Options: Accepts either AC or DC input for integration with various cabinet power configurations.

• Comprehensive Protection: Overcurrent, overvoltage, and short-circuit protection on the GE Fanuc F31X139APMABG2 ensure safe operation.

• Diagnostic LEDs: 10-LED indicator matrix provides real-time status for troubleshooting.

• Conformal Coating: Protects against dust, moisture, and chemicals.

Application Fields

• Steel & Metal Processing: Drive cabinets requiring additional power for external devices or sensors.

• Paper & Pulp: Systems with auxiliary power needs for peripheral equipment.

• Material Handling: Crane and conveyor systems with external power requirements.

• General Industrial: Any GE DC300/DC200 drive requiring expanded power distribution.

Comparison with Alternatives

Key Differentiator: The GE Fanuc F31X139APMABG2 provides an additional isolated auxiliary output, making it suitable for systems requiring clean power for external sensors or control devices.

Selection Suggestions & Precautions

1. Auxiliary Power Requirements: The GE Fanuc F31X139APMABG2 is recommended if your system requires isolated power for external devices.

2. Load Calculation: Verify your system’s power requirements are within the board’s capacity.

3. Output Configuration: Confirm the auxiliary output voltage and current match your external device requirements.

4. Capacitor Aging: NOS boards stored >5 years may require capacitor reforming.

5. Test Report Required: Request verification of all output rails under load.

6. Spare Strategy: For critical systems, maintain a tested spare.

Final Recommendation

The GE Fanuc F31X139APMABG2 is a specialized application-specific power module board for GE DC300/DC200 drive systems requiring additional or isolated power distribution. Its auxiliary output makes it suitable for systems with external sensors or control devices requiring clean power. Prioritize suppliers with comprehensive testing capabilities. For critical applications, maintain a tested spare of the GE Fanuc F31X139APMABG2 to minimize downtime. As GE has discontinued this series, sourcing through reputable aftermarket suppliers with refurbishment and testing capabilities is recommended.