Product parameters:
The three-phase DC resistance tester is the latest generation product for measuring the DC resistance of transformers, optimized for measuring the DC resistance of large capacity transformer three-phase windings. Simultaneously test the DC resistance of the three-phase winding of the transformer.
Technical parameters:
Measurement model | Single phase(Two phase) | Three-phase | |||||||
current gear | 1เอ | 5เอ | 10เอ | 20เอ | 40เอ | 1เอ | 5เอ | 10เอ | 20เอ |
ช่วงการวัด | 10mΩ～20Ω | 1mΩ～4Ω | 1mΩ～2Ω | 1mΩ～1Ω | 1mΩ～0.5Ω | 10mΩ～6Ω(each phase) | 1mΩ～1Ω(each phase) | 1mΩ～0.6Ω(each phase) | 1mΩ～0.3Ω(each phase) |
Maximum resolution | 0.1mΩ | ||||||||
ความแม่นยำในการวัด | ±0.2%（full range）± 2 digital | ||||||||
Data storage range | 150 group | ||||||||
แหล่งจ่ายไฟ | AC 220V±22V，50Hz±2Hz | ||||||||
Work environment | environment temperature：0℃～40℃ Relative humidity ：≤80%RH | ||||||||
คุณสมบัติ:
1. The three-phase DC resistance tester can simultaneously test the DC resistance of the three-phase windings of transformers, greatly reducing measurement time
2. Can quickly and accurately measure the DC resistance of transformer windings
3. Equipped with comprehensive protection functions
4. Compact in size and easy to carry
5. LCD full English menu, easy and intuitive operation
6. Fast testing speed, high accuracy, good data repeatability, and strong anti-interference ability
