The CG111-12 Capacitive Insulator Sensor is a high-precision device designed for monitoring voltage in high-voltage electrical systems. This sensor employs advanced capacitive technology combined with epoxy resin insulation, ensuring reliable performance, safety, and longevity. It is widely used in substations, switchgear, and other industrial applications where accurate voltage measurement is critical.

With increasing demand for efficient energy management and safe electrical operations, the CG111-12 sensor provides an effective solution for real-time voltage monitoring, predictive maintenance, and enhanced system reliability.

1. Product Overview

1.1 Key Features

• High-voltage capacitive measurement for 12 kV systems

• Epoxy resin insulation for superior durability

• Compact design suitable for various switchgear and high-voltage equipment

• Minimal maintenance requirements

• High accuracy and sensitivity for precise voltage detection

• Resistant to environmental conditions, including temperature fluctuations and humidity

1.2 Technical Specifications

1.3 Applications

The CG111-12 Capacitive Insulator Sensor is suitable for:

• Electrical substations monitoring

• High-voltage switchgear applications

• Industrial electrical systems requiring voltage measurement

• Renewable energy systems with high-voltage equipment

• Power generation plants for continuous monitoring

2. Maintenance Recommendations

2.1 Routine Maintenance

Proper maintenance ensures long-term performance and reliability of the CG111-12 sensor:

1. Visual Inspection: Check for cracks, discoloration, or physical damage to the epoxy resin insulation.

2. Electrical Testing: Verify voltage readings against reference instruments to ensure accuracy.

3. Cleaning: Remove dust, debris, and contaminants using a soft, dry cloth. Avoid abrasive materials.

4. Connection Checks: Inspect terminal connections and tighten if necessary to prevent signal loss or measurement errors.

2.2 Periodic Maintenance

• Quarterly Maintenance: Test sensor calibration and record readings.

• Bi-annual Maintenance: Conduct insulation resistance testing and dielectric strength verification.

• Annual Maintenance: Comprehensive inspection of the sensor housing, mounting hardware, and protective coatings.

3. Technical Service

3.1 Installation Support

Our technical team provides guidance on:

• Correct placement in switchgear or high-voltage cabinets

• Orientation and mounting requirements

• Electrical connection procedures to ensure accurate readings

3.2 Calibration Services

• Factory calibration ensures the sensor meets standard voltage measurement accuracy.

• On-site recalibration can be scheduled for long-term installations or critical systems.

3.3 Troubleshooting

Common technical support services include:

• Resolving inaccurate readings

• Repairing minor insulation damage

• Diagnosing signal interference or environmental effects

4. Warranty and Support Policy

4.1 Warranty Terms

The CG111-12 sensor is covered under a 12-month warranty from the date of purchase, including:

• Defects in materials or workmanship

• Performance issues under standard operating conditions

Exclusions:

• Damage due to improper installation, misuse, or external factors

• Unauthorized repairs or modifications

4.2 After-Sales Support

• 24/7 customer service and technical support

• Replacement and repair service for defective units

• Documentation and manuals for maintenance and operation

5. Installation Guide

5.1 Safety Precautions

1. Ensure the system is powered down before installation.

2. Wear appropriate personal protective equipment (PPE).

3. Verify compatibility with your switchgear or electrical system.

5.2 Step-by-Step Installation

1. Identify the installation location according to system design.

2. Secure the sensor using appropriate mounting hardware.

3. Connect the sensor terminals to the voltage measurement system.

4. Verify insulation integrity before powering the system.

5. Conduct a functional test to confirm accurate readings.

5.3 Environmental Considerations

• Avoid direct exposure to sunlight or extreme humidity.

• Protect from dust, corrosive chemicals, and mechanical impact.

6. Performance Advantages

6.1 Accuracy and Reliability

• ±1% voltage measurement accuracy

• Stable performance over temperature and humidity variations

6.2 Durability

• Epoxy resin housing resists environmental stress

• Long operational lifespan with minimal maintenance

6.3 Versatility

• Compatible with multiple high-voltage applications

• Easy integration into existing monitoring systems

7. Common Issues and Solutions

8. User Feedback and Case Studies

8.1 User Testimonials

"The CG111-12 sensor provides precise voltage readings even in high-demand environments. Its durable epoxy housing and easy installation make it our preferred choice for multiple substations." – Electrical Engineer, Power Utility Company

"Integration into our industrial switchgear was seamless. The maintenance frequency is low, and technical support is responsive." – Plant Manager, Manufacturing Facility

8.2 Case Study Example

Location: Regional Substation, 12kV System
Application: Continuous voltage monitoring
Outcome: Improved system reliability, early detection of voltage fluctuations, and reduced maintenance downtime

9. Environmental and Safety Standards

• Complies with IEC 60270 and other international insulation and voltage measurement standards

• RoHS compliant and environmentally safe

• Epoxy resin insulation is non-toxic and resistant to chemical corrosion

10. Storage and Handling Recommendations

• Store in dry, ventilated areas away from direct sunlight

• Avoid stacking or pressure on the sensor to prevent mechanical damage

• Maintain ambient temperature between -40°C and +60°C

The CG111-12 Capacitive Insulator Sensor offers a reliable, high-precision solution for voltage monitoring in high-voltage electrical equipment. Its durable epoxy resin housing, capacitive measurement technology, and broad application range make it ideal for substations, switchgear, and industrial Power Systems. Combined with low maintenance, technical support, and comprehensive warranty coverage, it ensures long-term operational efficiency and safety.

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