ZXR-3A Transformer Winding Resistance Tester 3A Output 1μΩ-2kΩ Range Portable Field Testing Equipment
The ZXR-3A Onsite Field Transformer Winding Resistance Tester is a high-precision instrument designed for field testing applications. It replaces traditional DC single/double bridge equipment with advanced switch power supply technology, delivering measurement speeds up to 100 times faster than conventional bridges.
- Fast Testing: Maximum output charge current of 3A accelerates core saturation and reduces charging time
- High Accuracy: Four-terminal measurement and constant current source technology ensure precise readings
- Wide Measurement Range: Resistance measurement from 1μΩ to 2kΩ
- Dual Power Supply: Built-in rechargeable battery (12V) and AC/DC operation for field flexibility
- Clear Display: Four and half bits LCD for measurement results with excellent sunlight visibility
- Automatic Arc Suppression: Built-in safety feature for reliable operation
| Parameter | Specification |
|---|---|
| Operating Temperature | 0℃～40℃ |
| Humidity | ≤85％RH |
| Resistance Range | 1mΩ～2kΩ (6 ranges) |
| Measurement Accuracy | 0.5% |
| Resolution | 1μΩ |
| Constant Current Source | 3A, 0.3A, 0.03A, 0.003A (auto-ranging) |
| Operating Voltage | DC: 12V～16.8V / AC: 220V |
| Power Consumption | ≤15W |
| Dimensions | 335×275×175mm |
| Weight | 2.8kg |
Products ship within 5-20 working days after payment confirmation. Robust carton or wooden box packaging ensures safe delivery. Multiple shipping methods available including express, sea freight, and railway transport.
Wuhan GDZX Power Equipment Co., Ltd. specializes in power test equipment manufacturing, offering complete solutions for high-voltage testing and electrical services.
One-Year Warranty: All products include one-year warranty with lifetime technical support. Professional consulting services and rapid response within 24 hours for problem resolution.
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