Description
Product Introduction
This GE F31X139APMAGG3 is an advanced protection and monitoring board for GE’s excitation and power conversion control platforms. The “AGG3” suffix indicates this is a revision 3 variant with expanded features and enhanced diagnostics. This board is designed for the most demanding protection applications where comprehensive monitoring and advanced diagnostics are essential.
The board provides multiple protection functions, enhanced diagnostic capabilities, expanded I/O, and fault logging. It represents the highest level of protection integration in the F31X series. The revision 3 board includes improvements over earlier versions, making it the most capable protection board in this family.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | GE (General Electric) |
| Model Number | F31X139APMAGG3 |
| Product Type | Advanced Protection Module Board (Enhanced) |
| Input Voltage | 24 VDC (from system power supply) |
| Protection Functions | Comprehensive (voltage, current, frequency, temperature) |
| Monitoring | Enhanced system parameter monitoring |
| Diagnostics | Advanced self-diagnostics and health monitoring |
| Fault Logging | Enhanced onboard memory for event recording |
| I/O | Expanded I/O channels |
| Status Indication | Enhanced LED indicators |
| Communication | Backplane connector |
| Operating Temperature | 0 to +55 °C |
| Storage Temperature | -40 to +85 °C |
| Board Dimensions | Standard 6U or custom form factor |
Key Selling Points & Differentiators
- Revision 3 Design: The latest and most advanced version of the APM board, incorporating all improvements from earlier revisions.
- Enhanced Diagnostics: Advanced self-diagnostics and health monitoring for proactive maintenance and reduced downtime.
- Comprehensive Protection: Provides the most comprehensive protection functions available in the series.
- Quantified Testing Protocol: We test all protection functions, diagnostic capabilities, and I/O under simulated conditions.
- Warranty & Support: 2-year functional warranty with application support.
Frequently Asked Questions (FAQ)
Q1: What is the difference between the APMAGG3 and the APMABG2?
A: The APMABG2 is revision 2. The APMAGG3 is revision 3, the latest and most advanced version with enhanced diagnostics and expanded I/O. The G3 represents the highest capability in the APM series.
Q2: What are the enhanced diagnostic features on the G3 version?
A: The G3 includes advanced self-diagnostics and health monitoring that can detect potential issues before they cause protection misoperation. This includes monitoring of internal board functions and signal path integrity.
Q3: Can the APMAGG3 replace earlier APM boards?
A: Yes, the board is mechanically and electrically compatible with earlier versions. The enhanced features are backward-compatible with existing systems.
Q4: Does the G3 version have more I/O than earlier versions?
A: Yes, the G3 version typically includes expanded I/O channels for additional monitoring and control.
Q5: What is the lifecycle status of the APMAGG3?
A: This board is extremely rare. GE produced the APMAGG3 in very limited quantities as the final revision of the APM series. We have a very small batch of new surplus units. If your system requires this board, we strongly recommend securing a spare. We do not expect to source more of this variant.

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