1. Six palm trees caught fire when damaged power transformers set off sparks. 2. I would think a 1 kVA power transformer would fall into the'small'class. 3. The man said the bag contained stereo speakers and power transformers . 4. This type of core is frequently used for power transformers , autotransformers, and inductors. 5. The area is being cleared for a power transformer station. 6. NATO also targeted electrical power transformer yards in Belgrade and Obrenovac, the alliance said. 7. Large power transformers are filled with oil that cools and insulates the transformer windings. 8. "' Virginia Transformer Corp "'is the 4th largest power transformer manufacturer in North America. 9. Fenced-in large BC Hydro power transformers supplied the considerable power used on the stages. 10. These workers may be known as powerhouse electricians, relay technicians, or power transformer repairers.