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Product Overview：GE HYDRAN M2
The GE HYDRAN M2 is a cutting-edge on-line monitoring system designed to safeguard power transformers and other oil-immersed equipment by continuously analyzing dissolved gases and moisture levels in transformer oil. As part of GE’s advanced Condition Monitoring Solutions, this compact device plays a pivotal role in early fault detection, enabling proactive maintenance and minimizing unplanned outages across industries such as power generation, oil & gas, and heavy manufacturing. By integrating fuel cell-based gas sensors and thin-film moisture sensors, the HYDRAN M2 delivers real-time data on critical parameters like hydrogen (H₂), carbon monoxide (CO), acetylene (C₂H₂), ethylene (C₂H₄), and moisture content, providing actionable insights to prevent catastrophic failures.
Key functionalities of the GE HYDRAN M2 include continuous gas-in-oil analysis (DGA), configurable alarm thresholds, and integration with asset performance management (APM) systems. Its intelligent algorithms correlate sensor data with IEEE-standard mathematical models to calculate parameters like winding hot spot temperature, insulation aging, and overload capacity, offering a comprehensive view of transformer health. The module’s NEMA Type 4X/IP66-rated enclosure ensures reliable operation in harsh environments, while its user-friendly interface and remote diagnostics simplify system management.
In industrial automation ecosystems, the HYDRAN M2 serves as a critical interface between transformers and SCADA/DCS systems, converting raw sensor data into actionable intelligence. Its plug-and-play design and compatibility with Modbus RTU, DNP 3.0, and Ethernet protocols streamline integration into existing infrastructure, reducing downtime and maintenance costs. Whether deployed in standalone applications or multi-device configurations, this monitor ensures continuous operation and minimizes unplanned outages, making it indispensable for industries reliant on high-value power assets.
Technical Specifications：GE HYDRAN M2
| Parameter Name | Parameter Value |
|---|---|
| Product Model | HYDRAN M2 |
| Manufacturer | GE |
| Product Type | On-Line Dissolved Gas and Moisture Monitoring System |
| Measurement Parameters | Hydrogen (H₂), Carbon Monoxide (CO), Acetylene (C₂H₂), Ethylene (C₂H₄), Moisture |
| Measurement Range | H₂: 0–2000 ppm; Moisture: 0–100% RH |
| Accuracy | ±10% of reading ±25 ppm (H₂); ±2% RH (moisture) |
| Response Time | 10 minutes (90% step change) |
| Power Supply | 90–132 VAC or 180–264 VAC, 47–63 Hz |
| Physical Dimensions | 315 mm (H) × 219 mm (W) × 196 mm (D) |
| Weight | 7.5 kg (installed); 9.0 kg (shipping) |
| Operating Temperature | -40°C to +55°C |
| Enclosure Rating | NEMA Type 4X/IP66 |
| Communication Protocols | Modbus RTU, DNP 3.0, Ethernet |
| Certifications | IEEE Standards, CE, RoHS |
HYDRAN M2
Key Features and Advantages：GE HYDRAN M2
Continuous Fault Detection: The GE HYDRAN M2 provides real-time monitoring of dissolved gases and moisture, detecting early signs of transformer faults such as arcing, overheating, or insulation degradation. Its fuel cell sensors offer high sensitivity to hydrogen (H₂), a primary indicator of general faults, while moisture detection alerts users to potential gasket leaks or paper degradation.
Intelligent Data Analysis: Built-in IEEE-standard mathematical models analyze sensor data to estimate parameters like winding hot spot temperature and insulation aging. This predictive capability allows maintenance teams to schedule interventions before issues escalate, reducing repair costs by up to 30% 10.
Rugged Industrial Design: With an IP66-rated enclosure and corrosion-resistant construction, the HYDRAN M2 withstands extreme temperatures, humidity, and electromagnetic interference. Its shock and vibration resistance (IEC 60068-2-6) ensures reliable performance in offshore platforms, refineries, and other harsh environments.
Low Maintenance Requirements: The HYDRAN M2 features no moving parts and requires minimal calibration, with sensor life exceeding 10 years 10. Its self-test function automatically verifies sensor integrity every 15 days, triggering service alerts when anomalies are detected.
Flexible Integration: Compatible with Modbus RTU, DNP 3.0, and Ethernet, the HYDRAN M2 seamlessly integrates with SCADA systems and GE’s Perception™ Transformer Fleet Management Software, enabling centralized data analysis and remote diagnostics.
Easy Installation: The HYDRAN M2 mounts directly on a transformer’s oil valve using a 1.5” NPT thread, eliminating the need for additional piping or pumps. Its compact design and plug-and-play configuration reduce installation time by 50% compared to traditional DGA systems 14.
HYDRAN M2
Application Areas：GE HYDRAN M2
The GE HYDRAN M2 is widely deployed in industries where transformer reliability is critical:
- Power Generation: Monitoring generators, step-up transformers, and auxiliary transformers in thermal, nuclear, and renewable energy plants to detect winding deformations, partial discharges, or cooling system failures.
- Oil & Gas: Safeguarding transformers in offshore platforms, refineries, and pipeline compressor stations, ensuring stable power supply for pumps, compressors, and control systems.
- Industrial Manufacturing: Protecting high-voltage transformers in automotive, chemical, and pulp & paper facilities, minimizing downtime during production processes.
- Mining: Monitoring transformers in mineral processing plants to prevent disruptions in ore crushing, milling, and conveyor operations.
Specific applications include:
- Early Fault Detection: Identifying incipient faults like arcing (acetylene spikes) or overheating (ethylene/CO increases) before they cause catastrophic failures.
- Insulation Health Assessment: Tracking moisture levels to evaluate paper insulation degradation and predict remaining lifespan.
- Grid Stability Management: Providing real-time data to optimize reactive power flow and comply with modern grid codes.
By delivering actionable insights into transformer health, the HYDRAN M2 empowers maintenance teams to reduce operational costs, extend equipment lifespan, and enhance grid resilience.
Related Products：GE HYDRAN M2
- HYDRAN M2-X HZ: An explosion-proof variant of the HYDRAN M2, certified for hazardous locations (Class I Division 2), ideal for offshore platforms or petrochemical plants 12.
- HYDRAN 201 CI Controller: A centralized monitoring system that aggregates data from multiple HYDRAN M2 units, enabling fleet-wide analytics and alarm management.
- GE Perception™ Software: Advanced APM software that integrates HYDRAN M2 data with other asset health metrics, providing predictive maintenance recommendations.
- HYDRAN M2-EX: A simplified version focused on hydrogen-only monitoring, suitable for cost-sensitive applications requiring basic fault detection.
- GE D60 Line of Protection Relays: Complementary devices that work with the HYDRAN M2 to provide comprehensive transformer protection and control.
- HYDRAN M2 Valve Adapters: Accessories for mounting the HYDRAN M2 on 1” or 2” NPT female threads, ensuring compatibility with diverse transformer designs.
- GE Turbine Control Systems: Integrated solutions that combine HYDRAN M2 data with turbine health monitoring for holistic power plant management.
- GE Multilin Relays: Protection relays that interface with the HYDRAN M2 to automate fault responses, such as circuit breaker tripping.
HYDRAN M2
Installation and Maintenance：GE HYDRAN M2
Installation Preparation:
Before installing the GE HYDRAN M2, ensure the transformer’s oil valve is clean and compatible with the 1.5” NPT male thread. Use shielded cables for communication and power connections to minimize electromagnetic interference. Verify the transformer’s oil temperature range (-40°C to +105°C) and ambient conditions (-40°C to +55°C) align with the HYDRAN M2’s specifications. Mount the device vertically to ensure proper sensor alignment and avoid angled installations or elbow fittings 11.
Before installing the GE HYDRAN M2, ensure the transformer’s oil valve is clean and compatible with the 1.5” NPT male thread. Use shielded cables for communication and power connections to minimize electromagnetic interference. Verify the transformer’s oil temperature range (-40°C to +105°C) and ambient conditions (-40°C to +55°C) align with the HYDRAN M2’s specifications. Mount the device vertically to ensure proper sensor alignment and avoid angled installations or elbow fittings 11.
Maintenance Recommendations:
- Routine Checks: Inspect the HYDRAN M2 quarterly for loose connections, corrosion, or physical damage. Clean the enclosure with a dry cloth to prevent dust accumulation.
- Sensor Calibration: While the HYDRAN M2 requires no field calibration, periodic factory recalibration is recommended every 5 years to maintain accuracy.
- Firmware Updates: Periodically update the module’s firmware to access new features and security patches, following GE’s official guidelines.
- Spare Parts Management: Maintain a spare HYDRAN M2 module in a controlled environment (temperature: 10–30°C, humidity: 20–80% RH) to minimize downtime in case of failure.
HYDRAN M2
Product Warranty：GE HYDRAN M2
Our company provides a 12-month quality warranty for the GE HYDRAN M2, covering hardware defects under normal use. In the event of performance issues or functional failures, we offer prompt replacement services. For discontinued models or urgent requirements, our global supply chain network ensures rapid delivery of rare or obsolete parts, supporting continuous industrial operations. Our technical support team is available 24/7 to assist with installation, troubleshooting, and system optimization, ensuring seamless integration and long-term reliability.
For inquiries, contact our dedicated team via Whatsapp:+86 18859254943 or E-mail :sales@ygplc.com.
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