The 12kV high voltage switchgear Insulator Sensor CG102-12 Capacitive Sensor for Voltage Measurement is a precision-engineered component designed to ensure safe, accurate, and reliable monitoring of high-voltage systems. As power distribution networks grow more complex, utilities and industries require advanced sensors that combine electrical insulation, voltage detection, and long-term durability.

Manufactured with high-quality epoxy resin insulation and capacitive sensing technology, the CG102-12 sensor provides consistent performance under demanding electrical and environmental conditions. It is widely applied in 12KV medium-voltage switchgear, power distribution cabinets, and industrial electrical systems, making it a trusted choice for professionals worldwide.

This comprehensive document explores the product’s detection standards, product parameters, after-sales support, and technical services, providing customers with in-depth knowledge for procurement, installation, and long-term use.

Table of Contents

1. Product Overview

2. Key Features

3. Detection Standards

4. Product Parameter Table

5. Installation Guidelines

6. After-Sales Support

7. Technical Services

8. Maintenance Recommendations

9. Application Fields

10. Customer Benefits

11. Frequently Asked Questions (FAQ)

12. Conclusion

1. Product Overview

The CG102-12 Capacitive Sensor is a specialized component for voltage measurement in 12KV high-voltage switchgear systems. Its function is twofold:

• Provide insulation between live conductors and grounded metal parts.

• Measure voltage safely and reliably using a capacitive divider principle.

Engineered with epoxy resin insulation, it offers high dielectric strength, mechanical stability, and resistance to environmental stress. This ensures long-term reliability in indoor substations, industrial switchgear, and power distribution equipment.

2. Key Features

• High Precision: Delivers accurate voltage measurement in 12KV systems.

• Epoxy Resin Insulation: Ensures excellent dielectric strength and mechanical durability.

• Compact Design: Fits seamlessly into high-voltage switchgear and electrical cabinets.

• Long Service Life: Resistant to heat, moisture, and pollution.

• Safety Compliance: Manufactured to meet IEC and GB standards for electrical equipment.

• Wide Application: Compatible with multiple switchgear models and configurations.

3. Detection Standards

The CG102-12 sensor undergoes rigorous testing to ensure compliance with international and national standards for high-voltage components.

✅ Electrical Standards

• IEC 60044-7: Instrument transformers – capacitive voltage transformers.

• GB/T 16927.1-2011: High-voltage test techniques.

• IEC 62271-200: High-voltage switchgear and control gear.

✅ Mechanical Standards

• Vibration Resistance: Meets industrial-grade vibration and shock testing.

• Thermal Endurance: Withstands temperature variations from -40°C to +90°C.

✅ Environmental Standards

• IEC 60529: IP protection class.

• RoHS Compliant: Free from hazardous substances.

• ISO 14001 Certified: Environmentally sustainable manufacturing process.

4. Product Parameter Table

5. Installation Guidelines

1. Preparation

• Verify the rated voltage (12KV) matches system requirements.

• Ensure the switchgear is powered off and grounded.

2. Mounting

• Secure the CG102-12 sensor in the designated position within the switchgear.

• Tighten all bolts and fittings according to the manufacturer’s torque specifications.

3. Electrical Connection

• Connect the sensor to the measurement relay or monitoring device.

• Verify correct polarity and grounding.

4. Inspection Before Energizing

• Perform an insulation resistance test.

• Confirm all wiring and connections are secure.

6. After-Sales Support

To guarantee customer satisfaction, the manufacturer provides comprehensive after-sales service packages:

• Warranty: Standard 24-month warranty covering manufacturing defects.

• Spare Parts Availability: Replacement parts available for long-term support.

• Technical Assistance: Remote and onsite support available for troubleshooting.

• Training Programs: Customized operator training for proper sensor usage.

• Upgrade Service: Options for upgrading to advanced monitoring systems.

7. Technical Services

Professional technical services ensure that customers get the best value and reliability from the CG102-12 sensor:

• Pre-Sales Consulting: Technical team assists in selecting suitable models.

• Custom Design: Sensors can be tailored to special switchgear configurations.

• Testing & Certification: Factory acceptance tests and certification documents provided.

• Onsite Support: Engineers available for installation supervision and testing.

• Maintenance Guidance: Scheduled maintenance programs offered to extend product lifespan.

8. Maintenance Recommendations

Proper maintenance enhances reliability and safety:

• Routine Inspection: Every 6 months, check for dust accumulation, cracks, or discoloration.

• Cleaning: Wipe with a dry lint-free cloth; avoid corrosive cleaning agents.

• Electrical Testing: Perform insulation resistance and partial discharge tests annually.

• Replacement Schedule: Replace sensor if insulation deteriorates or performance deviates.

9. Application Fields

The CG102-12 is widely used in:

• Power Distribution Systems (12KV)

• medium voltage switchgear Cabinets

• Industrial Electrical Installations

• Renewable Energy Systems (Wind & Solar Substations)

• Utility Grid Monitoring Stations

10. Customer Benefits

• Enhanced Safety: Reliable insulation minimizes risk of electrical accidents.

• Accurate Measurement: Capacitive sensing ensures precision in voltage monitoring.

• Low Maintenance: Long service life reduces replacement costs.

• Eco-Friendly: Manufactured with sustainable epoxy resin and RoHS compliance.

• Flexible Integration: Compatible with multiple switchgear designs.

11. Frequently Asked Questions (FAQ)

Q1: What is the primary use of the CG102-12 sensor?
A1: It is designed for voltage measurement and insulation in 12KV high-voltage switchgear.

Q2: How long is the service life?
A2: Over 20 years, depending on operating conditions and maintenance.

Q3: Can it be used outdoors?
A3: The CG102-12 is designed for indoor switchgear; outdoor use requires additional protection.

Q4: Is it compliant with IEC standards?
A4: Yes, it complies with IEC, GB, and RoHS standards.

Q5: What after-sales services are provided?
A5: Warranty, technical assistance, spare parts, and training support.

The 12KV high voltage switchgear Insulator Sensor CG102-12 Capacitive Sensor for Voltage Measurement is a reliable, safe, and durable choice for modern electrical networks. Combining epoxy resin insulation, precise capacitive sensing, and compliance with global standards, it ensures operational efficiency and safety for critical high-voltage applications.

With comprehensive after-sales support and technical services, it represents a cost-effective and future-ready solution for utilities, industries, and switchgear manufacturers worldwide.