Product Overview
Designed to meet the latest preventive test standards for power equipment, this device excels at contact resistance measurement for all types of switchgear. Key technical parameters: minimum test current of 100 amperes, mandatory continuous operation for over 1 minute. Versatile application scope includes busbars, welds, wires and cables, making it an essential tool for power system maintenance.
Performance Features
★ Adopts constant current output; the instrument has a high output current and is lightweight;
★ Protective circuit for strong reliability;
★ Features a one-minute test function to meet specified testing requirements;
Technical Parameters
| Output Current | 100/200A |
| Operating Mode | Timed operation or continuous operation |
| Measurement Range | 100A: 0~50mΩ 200A: 0~10mΩ |
| Resolution | 0.1μΩ |
| Measurement Accuracy | ±(0.5%+3 digits) |
| Power Supply | AC 220V±10% 50±1Hz |
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Application Scenarios:
♦ Power systems: power generation, transmission, transformation, and distribution;
♦ Factories and mines: large-scale manufacturing plants and various mining companies;
♦ Metallurgy and petrochemicals: smelting, chemical industry, water treatment, etc.;
♦ Transportation: ports/railways/highways/airports and municipal street lighting, etc.;
♦ Enterprises and institutions: logistics departments of large enterprises and institutions;
♦ Construction industry: large construction and property management companies;
♦ Power equipment installation and testing: power installation and commissioning companies of various levels;