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CG301-40.5 12KV Insulator Sensor for Power Distribution Network Monitoring

Introduction

The CG301-40.5 12KV Insulator Sensor is a high-performance capacitive sensor designed for accurate voltage measurement in medium and high-voltage power distribution networks. It is engineered for applications in substations, switchgear, and industrial high-voltage systems, offering reliable performance, safety, and long-term durability.

This sensor integrates advanced epoxy resin insulation, providing excellent resistance to environmental stress, contamination, and electrical surges. Its precision and robustness make it an essential component in modern Power Systems for voltage monitoring and fault detection.

Product Overview

Key Features

• Voltage Rating: 12KV

• Capacitive Technology: Ensures precise voltage measurement

• Durable Epoxy Resin Insulation: Resistant to heat, moisture, and electrical stress

• Real-Time Monitoring: Enables accurate system diagnostics

• Compact and Lightweight Design: Simplifies installation and maintenance

Applications

• Electrical substations

• High-voltage switchgear

• Industrial power distribution networks

• Smart grid monitoring systems

Technical Specifications

The CG301-40.5 sensor is compatible with a wide range of high-voltage systems and ensures reliable operation under demanding environmental and electrical conditions.

Product Certification

The CG301-40.5 is compliant with international electrical standards and has undergone rigorous certification processes to ensure safety, reliability, and performance.

Certifications Include:

• IEC 60044-7: Capacitive voltage transformers and sensors

• ISO 9001: Quality management certification

• CE Marking: Compliance with European safety and environmental standards

• RoHS Compliance: Free from hazardous substances

These certifications confirm that the sensor meets global requirements for voltage measurement and insulation integrity.

Installation Guidelines

Proper installation is critical for optimal performance and safety.

Tools Required:

• Insulated screwdriver set

• Torque wrench

• Multimeter

• Personal protective equipment (PPE)

Installation Steps:

1. Verify Equipment Compatibility: Confirm that the sensor matches the system’s voltage rating and configuration.

2. Power Down System: Ensure all power is disconnected before installation.

3. Mounting: Position the sensor according to the manufacturer’s guidelines using secure fasteners.

4. Electrical Connection: Connect sensor terminals to the corresponding voltage measurement points.

5. Inspection: Verify correct installation using a multimeter and confirm mechanical stability.

6. Power Up and Test: Gradually restore power and conduct functional checks to ensure accurate readings.

Operation Tips

To maintain accuracy and extend the sensor’s service life, follow these operational recommendations:

• Avoid mechanical shocks during installation and operation.

• Prevent direct exposure to heavy rainfall or flooding despite IP67 rating.

• Regularly clean the sensor surface to prevent contamination affecting capacitance readings.

• Monitor system parameters to detect abnormal voltage fluctuations early.

• Record periodic measurements to track performance trends.

Performance Testing

The CG301-40.5 sensor undergoes extensive testing to ensure its reliability in real-world conditions.

Types of Tests:

1. Dielectric Strength Test: Confirms insulation can withstand overvoltages.

2. Temperature Cycling Test: Verifies operation under extreme temperature variations.

3. Humidity Test: Ensures moisture resistance in high-humidity environments.

4. Accuracy Verification: Calibrates the sensor for ±0.5% measurement accuracy.

5. Short Circuit Endurance Test: Confirms sensor integrity during transient events.

Sample Performance Table:

These tests ensure dependable performance, even under demanding operational conditions.

Safety Instructions

High-voltage systems require strict adherence to safety protocols. The CG301-40.5 sensor comes with safety measures and guidelines to protect personnel and equipment.

General Safety Guidelines:

• Always disconnect power before installation or maintenance.

• Wear PPE including insulated gloves, safety glasses, and protective clothing.

• Follow grounding procedures to prevent electrical shock.

• Do not exceed rated voltage or temperature limits.

• Inspect for physical damage before each use.

• Maintain a safe distance from live conductors.

Maintenance and Troubleshooting

Routine Maintenance

• Inspect the sensor for cracks, discoloration, or contamination.

• Verify electrical connections are secure and free from corrosion.

• Check for consistent measurement outputs.

• Clean surface with a dry, lint-free cloth.

Troubleshooting Common Issues

Proactive maintenance extends sensor life and ensures accurate voltage monitoring.

Product Advantages

• High Accuracy: Capacitive measurement ensures precise voltage detection.

• Durable Materials: Epoxy resin insulation provides long-lasting protection.

• Compact Design: Facilitates easy integration into switchgear cabinets.

• Global Compliance: Certified to meet international safety and quality standards.

• Reliable Performance: Designed to function under extreme environmental and electrical conditions.

Environmental Considerations

The CG301-40.5 sensor is designed with sustainability in mind:

• RoHS compliant and free from hazardous substances.

• Epoxy resin material is resistant to degradation, reducing replacement frequency.

• Lightweight design minimizes transport-related emissions.

• Supports energy-efficient monitoring, contributing to reduced operational losses.

Customer Applications

• Utility Companies: For real-time monitoring in high-voltage substations.

• Industrial Plants: Accurate voltage measurement in production networks.

• Renewable Energy Systems: Integration with solar and wind distribution networks.

• Smart Grid Infrastructure: Supports digital monitoring and predictive maintenance.

Summary

The CG301-40.5 12KV Insulator Sensor combines precision, durability, and reliability for effective voltage monitoring in high-voltage power distribution systems. Its robust epoxy resin insulation, international certifications, and ease of installation make it an ideal choice for substations, switchgear, and industrial applications. Regular maintenance and adherence to safety protocols ensure long-term performance and operational efficiency.