Hand-held Transformer Winding Resistance Meter Portable Resistance Tester with 2 Years Warranty
Product Overview
The Hand-held Transformer Winding Resistance Meter is an essential testing instrument designed for transformer manufacturing and power sector applications. This portable resistance tester comes with a comprehensive 2-year warranty.
Transformer DC resistance testing is a critical requirement for semi-finished products, finished product factory testing, installation, overhaul, tap changer modifications, handover testing, and preventive maintenance in the power sector.
Key Applications
- Checking welding quality of winding joints
- Detecting short circuits between winding turns
- Verifying voltage tap changer contact quality
- Ensuring tap changer position accuracy
- Identifying broken lead wires and strand breaks
Technical Specifications
| Test Current |
Measuring Range |
Accuracy |
| <20mA |
100Ω-50KΩ |
±(0.5%+2)
±(0.2%+2) |
| 40mA |
1Ω-200Ω |
| 200mA |
100mΩ-50Ω |
| 1A |
10mΩ-10Ω |
| 3A |
5mΩ-3Ω |
| 10A |
0.5mΩ-0.2Ω |
Minimum Resolution: 0.1μΩ
Operation Method: Touch Screen Operation
Host Dimensions: 252*160*65(mm)
Outer Box Dimensions: 425*335*210(mm)
Host Weight: 2KG
Outer Box Weight: 8KG
Battery Specifications: 14.8V 5200mAh
Test Lead Length: Standard 5 meters (customizable)
Product Features
- Advanced power supply technology for superior performance
- Compact size and lightweight design for portability
- High output current capability
- Excellent repeatability and anti-interference performance
- Comprehensive protection functions
- High-speed microcontroller automation
- Automatic discharge and discharge alarm functions