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How to Handle Transformer Fire Protection Emergencies Calmly?

While the big ball of blue light generated from a transformer fire may look cool, when located in a substation close to a business or in a residential neighborhood, it becomes a major concern. When a transformer short circuits, the electrical arc vaporizes a large volume of insulating oil. As the vaporized oil has a larger volume than the original oil, a large pressure rise occurs inside the tank. Once the internal pressure exceeds the transformer’s tank or lid pressure...

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