Description
Product Introduction
This GE F31X300CCHALG2 is a ruggedized control and communication hub board for GE’s excitation and power conversion control platforms. The “L” suffix indicates a harsh-environment variant with extended operating temperature range and additional protection against environmental factors. This board is designed for outdoor installations, unheated enclosures, and other harsh environments.
The board provides centralized control and communication hub functions in a ruggedized package. It includes conformal coating, enhanced thermal management, and extended temperature operation from -25 °C to +70 °C. The revision 2 design incorporates improvements for reliability and performance.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | GE (General Electric) |
| Model Number | F31X300CCHALG2 |
| Product Type | Control and Communication Hub Board (Extended Temperature) |
| Input Voltage | 24 VDC (from system power supply) |
| Control Functions | Centralized control |
| Communication | Communication hub functions |
| Operating Temperature | -25 to +70 °C |
| Storage Temperature | -40 to +85 °C |
| Ruggedization | Conformal coating, vibration resistance |
| Status Indication | LED indicators for power and status |
| Communication | Backplane connector |
| Operating Temperature | -25 to +70 °C |
| Storage Temperature | -40 to +85 °C |
| Board Dimensions | Standard 6U or custom form factor |
Key Selling Points & Differentiators
- Extended Temperature Range: Operates from -25 °C to +70 °C for harsh environments.
- Ruggedized Construction: Conformal coating and vibration resistance.
- Control Hub Functionality: Centralized control and communication hub in ruggedized package.
- Revision 2 Design: Updated version with reliability improvements.
- Quantified Testing Protocol: We test the board at -25 °C and +70 °C under full load. Thermal cycling and vibration testing verify ruggedized performance.
- Warranty & Support: 2-year functional warranty with installation guidance for harsh environments.
Frequently Asked Questions (FAQ)
Q1: What is the difference between the CCHALG2 and the standard CCHAAG1?
A: The CCHAAG1 is the standard hub board with a 0 °C to +55 °C operating range. The CCHALG2 is the extended-temperature version with -25 °C to +70 °C range, conformal coating, and ruggedized construction.
Q2: Is the CCHALG2 compatible with standard systems?
A: Yes, the board is mechanically and electrically compatible with standard systems. It provides the same control hub functions in a ruggedized package.
Q3: What is conformal coating and why is it important?
A: Conformal coating is a thin protective layer applied to the PCB that protects against moisture, dust, chemicals, and temperature extremes. In harsh environments, conformal coating prevents corrosion and electrical leakage.
Q4: Does the extended temperature range affect performance?
A: No, the board delivers full performance across the -25 °C to +70 °C range.
Q5: What is the lifecycle status of the CCHALG2?
A: This board is extremely rare. We have a very small batch of new surplus units. If your application requires extended temperature operation, we strongly recommend securing a spare. We do not expect to source more of this variant.

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