Multi-Parameter Analysis: Combines gas composition (via composite sensor) and moisture data with optional oil temperature/load inputs for holistic diagnostics.
Long-Life Design: No moving parts or pumps; sensors last 5+ years (hydrogen sensor: 100% H₂ sensitivity, 10-minute response time).
Easy Integration: Mounts to a single transformer valve (1.5” NPT thread); supports Modbus/DNP protocols for SCADA/DCS connectivity.
The GE HYDRAN M2 is a compact, advanced online monitoring device designed by GE Fanuc for continuous surveillance of dissolved gases and moisture in transformer oil. Part of GE’s field-proven HYDRAN™ family of dissolved gas analysis (DGA) solutions, the HYDRAN M2 detects early signs of transformer faults (e.g., partial discharges, overheating) by monitoring hydrogen (H₂), carbon monoxide (CO), methane (CH₄), ethylene (C₂H₄), acetylene (C₂H₂), and moisture content. Its modular design supports real-time data logging, remote alerts, and integration with SCADA/DCS systems, making it ideal for medium-to-large transformers in power generation, transmission, and industrial sectors. The HYDRAN M2 ensures proactive maintenance, reducing unplanned downtime and extending transformer lifespan.
2. Product Specifications
Parameter
Details
Model
GE HYDRAN M2
Brand
GE Fanuc
Function
Online monitoring of dissolved gases (H₂, CO, CH₄, C₂H₄, C₂H₂) and moisture
Sensors
Hydrogen/composite gas (fuel cell), moisture (thin-film capacitive)
Multi-Parameter Analysis: Combines gas composition (via composite sensor) and moisture data with optional oil temperature/load inputs for holistic diagnostics.
Long-Life Design: No moving parts or pumps; sensors last 5+ years (hydrogen sensor: 100% H₂ sensitivity, 10-minute response time).
Easy Integration: Mounts to a single transformer valve (1.5” NPT thread); supports Modbus/DNP protocols for SCADA/DCS connectivity.
Industries: Power utilities, oil & gas, manufacturing, and renewable energy. Use Case: A utility company deployed HYDRAN M2 on 100+ transmission transformers. The system detected a 400% increase in H₂ and C₂H₂ in a 200 MVA transformer, alerting operators to a developing winding fault. Early intervention avoided a $2M replacement cost and 72 hours of downtime.
5. Competitive Comparison
Low Maintenance: No field calibration required (vs. annual calibration for traditional DGA systems).
Faster Response: 10-minute gas response time (vs. 30+ minutes for legacy devices).
Compact Design: 7.5 kg weight (vs. 15+ kg for comparable systems) with integrated display.
Extended Environment: Operates in -40°C to +55°C (vs. -20°C to +50°C for standard models).
GE HYDRAN M2
6. Selection Recommendations
Sensor Type: Choose hydrogen-only (basic) or composite gas (advanced) sensors based on fault detection needs.
Environment: Use heat sink adapters for ambient >40°C or oil >90°C; ensure NEMA 4X rating for outdoor installations.
Scalability: Add up to 4 I/O cards for load/temperature sensors; select Ethernet for remote monitoring.
Compatibility: Verify Modbus/DNP 3.0 compatibility with existing monitoring systems.
7. Precautions
Installation: Mount vertically on the transformer’s lower tank (avoid direct sunlight); use 1.5” NPT adapters for 1”/2” valves.
Moisture Calibration: Factory-calibrated; re-calibrate every 3–5 years (per IEEE standards).
Power Stability: Ensure voltage fluctuations <±10% to prevent sensor drift.
Gas Sampling: Avoid installing near oil circulation pumps to prevent air entrainment.
Software Updates: Regularly update firmware to access new diagnostic algorithms (via GE’s user interface software).
声明: Shanxi Xinyeda International Trade Co., Ltd. specializes in GE HYDRAN M2 systems and automation spare parts. Our team provides technical support, installation guidance, and competitive pricing for GE Fanuc monitoring solutions. Visit www.xydcontrol.com or contact us to optimize your transformer health management.
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