The ZJ107-12 High Voltage Insulator Sensor is specifically designed for accurate 12KV voltage measurement in electrical substations, industrial switchgear, and high-voltage Power Systems. Engineered with capacitive sensing technology and high-quality epoxy resin insulation, it ensures precise readings while providing robust mechanical and electrical performance. This sensor is ideal for modern power systems where accuracy, reliability, and safety are paramount.

Key Features

• Accurate 12KV voltage sensing

• High insulation strength with epoxy resin construction

• Compact design for easy integration into switchgear

• Durable under extreme environmental conditions

• Compliant with international electrical standards

• Reduces operational errors and enhances system safety

Product Parameters Table

Applications

The ZJ107-12 sensor is widely used in:

• High-voltage switchgear monitoring

• Electrical substations

• Industrial control systems

• Renewable energy integration (solar and wind)

• Power distribution networks

• Load and line monitoring

These applications benefit from the sensor’s precision, reliability, and long-term operational stability.

Installation Guidelines

Pre-Installation Checks

1. Inspect the sensor for physical damage during shipping.

2. Confirm the rated voltage matches your system requirements.

3. Verify insulation resistance using a megohmmeter.

Mounting Procedure

1. Ensure the installation surface is clean and free of dust or moisture.

2. Align the sensor with the mounting bracket and secure with recommended bolts.

3. Connect the sensor output to the monitoring or control system.

4. Ensure proper grounding to prevent electrical hazards.

Safety Notes

• Always de-energize circuits before installation.

• Use personal protective equipment (PPE) while handling high-voltage sensors.

• Avoid mechanical stress on epoxy resin parts during installation.

Maintenance Guidelines

Regular maintenance ensures accurate voltage sensing and extends the sensor’s lifespan.

Routine Inspection

• Check for cracks, discoloration, or deformation in the epoxy resin.

• Inspect connection terminals for corrosion or loose fittings.

• Verify output signals using calibrated measurement devices.

Cleaning

• Use a soft, lint-free cloth for cleaning.

• Mild detergent solutions can be used for stubborn dirt, avoiding abrasive materials.

• Ensure the sensor is fully dry before re-energizing the circuit.

Recommended Maintenance Frequency

Fault Diagnosis and Troubleshooting

Common issues and solutions for ZJ107-12 sensors:

Transportation and Storage Requirements

Proper transportation and storage prevent damage and ensure sensor reliability.

• Store in a dry, temperature-controlled environment (-50°C to +80°C).

• Avoid direct sunlight and high humidity.

• Use original packaging or shock-absorbing containers during transport.

• Do not stack heavy objects on top of the sensor.

Testing and Detection Standards

The ZJ107-12 sensor meets international testing standards for high-voltage equipment.

Electrical Testing

• Dielectric strength test according to IEC 60044-7

• Insulation resistance test

• Leakage current measurement

Mechanical Testing

• Vibration resistance test

• Shock and impact test

Performance Verification

• Accuracy verification with reference voltage sources

• Temperature coefficient analysis

• Long-term stability testing

Advantages Over Conventional Sensors

• High-precision capacitive sensing reduces measurement error.

• Epoxy resin insulation ensures high dielectric strength and long-term durability.

• Compact, lightweight design enables easy retrofitting.

• Compliant with IEC and ANSI standards for high-voltage equipment.

• Robust against environmental stresses such as temperature fluctuations and moisture.

User Feedback and Case Studies

Industrial Substation Application

A major substation integrated ZJ107-12 sensors to monitor 12KV feeders. Results showed improved accuracy, reduced maintenance costs, and enhanced early fault detection.

Renewable Energy Integration

Wind farm operators reported precise voltage measurement, helping maintain stable output and preventing overvoltage issues during peak production.

Quality Assurance

Each ZJ107-12 sensor undergoes strict quality checks:

1. Material inspection for epoxy resin and metal components.

2. Electrical testing under rated voltage conditions.

3. Mechanical testing for shock and vibration resistance.

4. Packaging inspection to prevent transit damage.

This ensures high reliability and compliance with global standards.

The ZJ107-12 High Voltage Insulator Sensor is a reliable, high-precision solution for 12KV voltage measurement in modern electrical systems. With robust epoxy insulation, capacitive sensing, and compliance with IEC standards, it offers superior performance, safety, and durability. Its ease of installation, low maintenance, and accuracy make it an ideal choice for substations, industrial switchgear, and renewable energy applications.

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