A 'Power Transformer Fire Protection System' is a specialized fire detection and suppression solution designed to protect transformers from fire hazards caused by oil leakage, electrical faults, overheating, short circuits, and insulation failure. The system typically incorporates 'heat/flame detection, automatic deluge or water spray suppression, fire alarm integration, and control panel operation' to provide rapid detection and effective fire control. Upon detection of abnormal heat or flame, the system automatically activates the suppression arrangement, delivering a controlled water spray over the transformer and associated components to reduce temperature, suppress flames, and prevent fire escalation. The system is engineered to protect critical transformer assets, minimize equipment damage and downtime, and enhance overall electrical substation safety and reliability.