Key Features

1. Up to 10A Test Current

Supports AUTO, 1A, 3A, 5A, and 10A test-current modes for different grounding continuity and low-resistance measurement requirements.

2. High-Precision Resistance Measurement

Provides multiple measurement ranges from 0.5 mΩ to 2 Ω, enabling accurate detection of low-resistance grounding connections.

3. Intelligent Automatic Testing

The instrument features an intelligent control system that simplifies test setup and operation, helping improve field-testing efficiency.

4. Large Data Storage

Built-in memory stores up to 1,000 test records, making it convenient for test-result management and maintenance records.

5. Portable Field-Test Design

The instrument adopts a rugged carrying-case structure with dedicated test leads, making it suitable for on-site testing in substations, power plants, and electrical installations.

6. LCD Display

The liquid-crystal display provides clear and intuitive presentation of test parameters and measurement results.

7. Wide Application Range

Designed for testing grounding conductors and protective earth connections of various electrical equipment and grounding systems.

Applications

The HYR10D Grounding Continuity Tester is suitable for:

• Substation grounding system testing
• Power transformer grounding connection testing
• Switchgear and electrical cabinet grounding tests
• Power transmission and distribution equipment
• Power plant electrical equipment
• Protective earth (PE) continuity testing
• Grounding conductor continuity inspection
• Electrical equipment commissioning
• Preventive maintenance and periodic inspection
• Electrical safety testing

Technical Specifications