Gokak Textiles Ltd: Solar Power Plant Hit by Transformer Failure Due to Lightning Stroke
On May 13, 2025, Gokak Textiles Ltd's Solar Power Plant at Gokak Falls, Belagavi, Karnataka, experienced a heavy lightning stroke that resulted in the failure of both 25 MVA transformers (PTR-1 & PTR-2). The incident led to the tripping of both transformers and an increase in the count value of Y-phase lightning surge arrestor counter in Bay-1, Bay-2 and Line. After visual inspection and trial tests, it was found that PTR-1 was functioning properly, but PTR-2 had an internal issue, with the Y-phase winding faulty. The company is currently assessing the actual loss and has informed the OEM and insurance company about the incident. The plant is equipped with adequate insurance coverage, and the company is taking steps to ensure normal operation at the earliest.
Key Highlights
- Gokak Textiles Ltd's Solar Power Plant experienced a transformer failure due to a heavy lightning stroke on May 13, 2025.
- Both 25 MVA transformers (PTR-1 & PTR-2) tripped due to the lightning stroke and an increase in Y-phase lightning surge arrestor counter count value.
- PTR-1 was found to be functioning properly after trial tests, but PTR-2 had a fault in the Y-phase winding.
- The company is currently assessing the actual loss caused by the transformer failure.
- The plant is equipped with adequate insurance coverage, and the company is taking steps to ensure normal operation at the earliest.