Product Overview & Application Scenarios
Product Overview
The 100A Loop Resistance Tester is a high - precision measurement device designed to meet the requirements of Power Equipment Handover and Preventive Test Regulations. Utilizing 100A constant current output technology, it accurately measures pure resistive samples such as contact resistance of high/low - voltage switch main contacts and DC resistance of high/low - voltage cable lines, ensuring the safety and stability of electrical equipment.
Applications
Power Equipment Handover Tests: Acceptance testing for newly installed power equipment.
Preventive Maintenance: Regular inspection of switchgear in substations, power plants, etc.
Industrial Field Testing: Resistance measurement for cables and switchgear in factories, mines, and similar environments.
Fault Diagnosis: Rapid identification of poor contact or abnormal resistance in electrical devices.
Features & Advantages
High - Precision Constant Current Output: 100A constant current with a maximum output voltage of 5V, ensuring compliance with the latest industry standards.
Lightweight Design: Supports thin - section test leads, significantly reducing on - site workload and improving efficiency.
Intelligent Operation: Fully automated single - chip control with one - key testing. Data consistency and 0.5 - class accuracy guaranteed.
Robust Environmental Adaptability: Equipped with a backlit dot - matrix LCD screen, operable in - 10°C to 50°C environments, even in dim or harsh conditions.
Clear Data Display: 0.1μΩ resolution, measurement range of 0–1999.9μΩ, and user - friendly readability.
Operating Conditions
Power Requirements: Stable AC220V±10% power supply to avoid voltage fluctuations affecting accuracy.
Environmental Requirements: Temperature range - 10°C to 50°C; humidity ≤90% (non - condensing).
Testing Scenarios: Suitable for indoor/outdoor power equipment testing; keep away from strong electromagnetic interference sources.
Additional Information
Standard Accessories: 100A test leads, power cord, ground wire, user manual, and compliance certificate.
Certifications: CE - certified, compliant with GB/T 16927.1 - 2011 and other national standards.
After - Sales Service: 1 - year warranty, lifetime technical support, and remote troubleshooting.
Maintenance FAQs
Summary: The 100A Loop Resistance Tester excels in precision, intelligence, and portability, making it an ideal tool for resistance testing in power systems and industrial applications. It empowers users to efficiently assess equipment safety and troubleshoot faults.
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Technical Specifications
|
Parameter |
Specification |
|
Model |
HM6090 - 100A |
|
Output Current |
100A/DC |
|
Measurement Range |
0–1999.9μΩ |
|
Resolution |
0.1μΩ |
|
Accuracy Class |
0.5 - Class |
|
Weight |
4.6kg |
|
Power Supply |
AC220V±10%, 50Hz±1Hz |
|
Operating Temperature |
- 10°C to 50°C |
|
Relative Humidity |
≤90% (Non - condensing at 25°C) |



















