MEWOI
MEWOI Transformer SFRA / LV Short-Circuit Impedance Tester Series
MEWOI-XW800 / XW800A / XW800AD / ZW860
MEWOI Transformer LV Short-Circuit Impedance Tester and SFRA — detects winding deformation and mechanical damage in power transformers via frequency response analysis and impedance measurement.
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Overview
MEWOI's Transformer SFRA and LV Short-Circuit Impedance Tester detects winding deformation, core movement and mechanical damage by measuring frequency response and comparing with baseline. Key for post-fault and transport damage assessment.
Key Specifications
| Model | Notes |
|---|---|
| MEWOI-XW800 | Transformer LV short-circuit impedance tester |
| MEWOI-XW800A | SFRA sweep frequency response analyzer |
| MEWOI-XW800AD | Newest portable SFRA, 0.001% resolution |
| MEWOI-ZW860 | Power transformer winding resistance / LV short circuit impedance tester |
Features
- SFRA winding deformation detection
- LV short-circuit impedance measurement
- Detects winding displacement and core movement
- Compares with baseline or sister transformer
Applications
Post-through-fault transformer assessment; Transport damage detection; Transformer winding mechanical condition; Post-short-circuit deformation detection