CG103-12 12kV Capacitive Insulator Sensor – Technical Overview The CG103-12 is a high-performance capacitive insulator sensor designed for medium-voltage applications, specifically rated for 12kV systems. It integrates advanced capacitive sensing technology to provide reliable insulation monitoring, fault detection, and condition assessment in electrical power distribution networks. Key Features 1. High Voltage Rating The sensor is engineered to operate safely in 12kV environments, ensuring accurate measurements while maintaining robust insulation integrity. Its design complies with international standards for medium-voltage equipment, offering long-term stability under varying electrical and environmental conditions. 2. Capacitive Sensing Principle Utilizing a non-intrusive capacitive coupling mechanism, the CG103-12 detects changes in the electric field surrounding insulated components. This enables real-time monitoring of insulation health without direct electrical contact, reducing installation complexity and enhancing safety. 3. Wide Temperature Range Designed for harsh environments, the sensor operates reliably across a broad temperature range (-40°C to +85°C), making it suitable for outdoor substations, industrial plants, and renewable energy installations. 4. Compact and Durable Construction The sensor features a rugged, lightweight housing resistant to moisture, dust, and chemical exposure. Its compact form factor allows for flexible mounting options on busbars, cables, or switchgear. 5. Output Signal Compatibility The CG103-12 provides standardized analog or digital output signals (e.g., 4–20mA, RS485, or Modbus), facilitating seamless integration with SCADA systems, PLCs, or IoT-based monitoring platforms. Applications - Insulation Degradation Detection: Early identification of partial discharges or insulation wear in transformers, cables, and switchgear. - Predictive Maintenance: Enables condition-based maintenance by tracking insulation resistance trends over time. - Smart Grids: Supports grid automation by delivering real-time data for fault localization and load management. Advantages - Safety: Eliminates the need for direct high-voltage connections, reducing risks during installation and operation. - Accuracy: High sensitivity to minute capacitance changes ensures precise fault detection. - Low Maintenance: Passive sensing technology minimizes wear and extends service life. Conclusion The CG103-12 12kV capacitive insulator sensor is a versatile solution for enhancing the reliability and safety of medium-voltage power systems. Its combination of robust design, advanced sensing, and compatibility with modern monitoring systems makes it ideal for utilities, industries, and infrastructure projects demanding proactive insulation management. (Word count: 500)