GE Hydran M2-X-O1 S1A2 B2 C0 D0 P1

Technical Specifications:

• Gas Detection Range: 25 – 2000 ppm (volume/volume, H₂ equivalent)
• Moisture Detection Range: 0 – 100% relative humidity (%RH)
• Gas Detection Accuracy: ±10% of reading ±25 ppm
• Moisture Detection Accuracy: ±2% RH
• Gas Detection Repeatability: ±5% or ±5 ppm (whichever is greater)
• Moisture Detection Repeatability: ±2% RH
• Response Time: 10 minutes to reach 90% of step change
• Sensor Types:
  • Composite gas sensor (H₂, CO, C₂H₂, C₂H₄)
  • Discrete H₂ sensor (optional, for mineral oil only)
  • Thin-film capacitive moisture sensor
• Operating Temperature Range:
  • Ambient temperature: -40°C to +55°C (-40°F to +131°F)
  • Oil temperature at valve (with heat sink adapter): -40°C to +105°C (-40°F to +221°F)
• Oil Pressure Range: 0 – 700 kPa (0 – 100 psi)
• Power Supply: Universal 90–132 Vac or 180–264 Vac, 47–63 Hz, maximum 650 VA
• Enclosure: Aluminum, NEMA Type 4X (IP56)
• Dimensions: 315 x 219 x 196 mm (12.4 x 8.63 x 7.72 inches)
• Weight: 7.5 kg (16.5 lb)

Functional Characteristics:

• Real-time Monitoring: Continuously monitors dissolved gases and moisture in transformer oil, providing critical data for fault diagnosis and condition assessment.
• Fault Diagnosis: Alerts operators to potential faults by analyzing key parameters, helping to prevent equipment failures and reduce downtime.
• Temperature Monitoring: Can monitor top and bottom oil temperatures when connected to additional sensors, aiding in thermal stability assessment.
• Moisture Monitoring: Measures moisture content in oil, crucial for evaluating insulation performance and preventing moisture-related issues in oil-immersed transformers.
• Remote Monitoring and Communication: Supports multiple communication protocols (Modbus®, DNP 3.0, IEC 61850) for seamless integration with digital platforms like Perception™ transformer fleet management software, APM tools, and SCADA systems.
• Data Recording and Analysis: Records historical data for trend analysis and condition assessment, enabling proactive maintenance planning.
• Alarm Function: Provides multiple alarm levels (Alert and Alarm) for gases and moisture, with configurable settings based on readings or rate-of-change trends.
• Self-test and Self-diagnosis: Performs regular self-tests to ensure reliable operation and early detection of potential issues.
• Expandability: Allows connection to additional sensors (e.g., load current, ambient temperature) for enhanced monitoring capabilities.
• Long Sensor Life: Sensors are designed for longevity, with an expected lifespan of over 10 years, reducing maintenance costs.

Application Scenarios:

• Power Generation and Distribution: Used in power plants and substations to monitor transformers, ensuring stable power supply and reducing unplanned outages.
• Industrial Automation: Suitable for various industrial settings where transformers are critical equipment, providing real-time monitoring and fault prevention.
• Renewable Energy: Applied in wind farms and solar power plants to monitor transformers in renewable energy systems, supporting efficient operation and maintenance.
• Smart Grids: Integrates with smart grid systems to provide real-time transformer status information, enhancing grid reliability and responsiveness.
• Large-scale Infrastructure: Used in infrastructure projects such as railways, airports, and data centers to monitor transformers and ensure continuous operation of critical facilities.
• Oil and Gas Industry: Monitors transformers in oil and gas production and processing facilities, where reliable power supply is essential for safety and efficiency.