Product Overview
The HM5050 Transformer Test Bench is an integrated, multifunctional specialized testing device designed specifically for the comprehensive performance evaluation and quality inspection of power transformers and distribution transformers. Its primary applications include:
Power system maintenance: Testing basic parameters such as no-load loss, load loss, DC resistance, turn ratio, and winding group.
Test item
- Effective value of three-phase voltage
- Effective value of three-phase current
- Three-phase active loss
- Three-phase reactive loss
- Three-phase average voltage
- Three-phase mean voltage value
- Three-phase mean current value
- Total power
- No-load current percentage
- Impedance voltage percentage
- Frequency
- Power factor
Technical Specifications
|
Test Item |
Parameter Range/Capability |
|
DC Resistance Test |
0.1mΩ–20kΩ, resolution 0.1μΩ |
|
Turns Ratio & Winding Group Test |
Ratio range 1–10000, accuracy ±0.1% |
|
No - load/Load Loss Test |
Voltage 0–1000V, current 0–100A |
|
Power Frequency Withstand Test |
0–80kV, adjustable overcurrent protection threshold |
|
Partial Discharge Test |
Sensitivity ≤5pC, frequency band 10kHz–1MHz |
|
Insulation Performance Test |
Automatic calculation of absorption ratio & polarization index |
|
Lightning Impulse Test |
Standard waveform (1.2/50μs), peak ≤200kV |
Maintenance FAQs
Note: Follow the user manual for operations. Regular professional calibration ensures accuracy and safety.
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